item: #1 of 306 id: squjs-230 author: Ba-Omar, Taher A.; Victor, Reginald title: Ultrastructural Changes in the Epithelium of the Stomach of Aphanius dispar (Cyprinodontidae), Due to Stress from Starvation date: 2000-12-01 words: 2630 flesch: 60 summary: Stress during harvest and transport of common carp resulted in the reduction of the number of goblet cells and the detachment of columnar epithelial cells from the basement membrane (Szakolczai, 1997). Recently, we described the histology of the stomach of A. dispar using light microscopy and specifically discussed the changes in the structure and number of goblet cells in response to starvation (Ba-Omar et al., 1998). keywords: cells; electron; figure; fish; goblet; hours; starvation; stomach cache: squjs-230.pdf plain text: squjs-230.txt item: #2 of 306 id: squjs-231 author: Roos, Gregory H. P.; Donovanb, Anthony R. title: Homochiral Acyl Isocyanates as Diagnostic NMR Probes for the Enantiomeric Purity of Chiral Alcohols date: 2000-12-01 words: 6468 flesch: 62 summary: 1H NMR δ 1.01 (3H, s, C8) one diastereomer, 1.04 (3H, s, C8) other diastereomer, 1.28 (3H, s, C9) one diastereomer, 1.29 (3H, s, C9) other diastereomer, 1.44-1.50 (2H, m, C6 endo), 1.53 (6H, d, J 6.6 Hz, CH3), 1.64-1.74 (2H, m, C5 endo), 2.03 (2H, d, J 18.9 Hz, C3 endo), 2.11 (2H, dd, J 4.3 and 4.3 Hz, C4), 2.17-2.23 (2H, m, C6 exo), 2.45-2.61 (4H, m, C3 exo and C5 exo), 3.79 (3H, s, OCH3) one diastereomer, 3.80 (3H, s, OCH3) other diastereomer, 5.02 (2H, s, CH2Ph) one diastereomer, 5.03 (2H, s, CH2Ph) other diastereomer, 6.25 (2H, q, J 6.5 Hz, CH), 6.80 (1H, d, J 8.9 Hz, C′6) one diastereomer, 6.80 (1H, d, J 8.9 Hz, C′6) other diastereomer, 6.84 (1H, dd, J 8.9 and 2.9 Hz, C′4) one diastereomer, 6.85 (1H, dd, J 8.9 and 2.9 Hz, C′4) other diastereomer, 7.09 (1H, d, J 2.9 Hz, C′3) one diastereomer, 7.10 (1H, d, J 2.9 Hz, C′3) other diastereomer, 7.31-7.46 (10H, m, Ph), 9.84 (1H, s, NH) one diastereomer and 9.85 (1H, s, NH) other diastereomer. 1H NMR δ 1.05 (3H, s, C8), 1.05-1.15 (1H, m, C6 endo), 1.21-1.32 (1H, m, C5 endo), 1.25 (3H, s, C9), 1.76-1.96 (4H, m, C3 endo, C3 exo, C4 and C6 exo), 2.08- 2.18 (1H, m, C5 exo), 3.66 (1H, s, OH), 4.05 (1H dd, J 7.6 and 3.5 Hz, C2), 6.12 (1H, s, NH) and 6.67 (1H, s, NH). keywords: acyl; diastereomer; isocyanate; mmol; nmr; reaction; temperature cache: squjs-231.pdf plain text: squjs-231.txt item: #3 of 306 id: squjs-232 author: Qamaruddin, Mohammed; Al-Harthy, Ali Salim title: Earthquake Response of a Historical Castle date: 2000-12-01 words: 4112 flesch: 57 summary: In view of this, the serviceability requirement of the historical castle is met VARIATION OF LATERAL DISPLACEMENTS: It can be observed from Table 4 that the story- wise lateral displacements of the building under the L-direction of earthquake force are about 11% and 18% higher in the first and second stories respectively in comparison with the corresponding values obtained for the T-direction of the ground motion. Although Oman does experience earthquake ground motions from time to time, no structural damage has been reported due to earthquakes. keywords: building; castle; direction; earthquake; ground; motion; oman; response; storey; table cache: squjs-232.pdf plain text: squjs-232.txt item: #4 of 306 id: squjs-233 author: Ellithy, K.; Gastli, A.; Al-Alawi, S.; Al-Hinai, A.; Al-Abri, Z. title: Voltage Stability Analysis of Muscat Power System During Summer Weather Conditions date: 2000-12-01 words: 4335 flesch: 65 summary: The matrix JR represents the linearized relationship between the incremental changes in bus voltage (∆V) and bus reactive power injection (∆Q). Q-V curves show the sensitivity and variation of bus voltages with respect to the reactive power injection. keywords: analysis; bus; buses; curves; ieee; load; modal; power; stability; system; trans; voltage cache: squjs-233.pdf plain text: squjs-233.txt item: #5 of 306 id: squjs-234 author: Al-Rizzo, H.M.; Al-Hafid, H.T.; Tranquilla, J.M. title: Electromagnetic Modeling of the Propagation Characteristics of Satellite Communications Through Composite Precipitation Layers, Part1: Mathematical Formulation date: 2000-12-01 words: 3288 flesch: 49 summary: The finite polarization isolation, inherently present in the transmitting and receiving antennas, is accounted for via two matrices; [ ]tA and [ ]rA which relate the incident Ei and received Er electric field vectors to Vt and Vr such that [ ] tt VAE i = and [ ] rrr EAV = where (Bostian et al 1982) The forward-scattering matrix obtained from (10) after applying the rotation matrix of (11) and its inverse, when averaged over the statistical parameters of shape and canting angle distributions, can be written as { }〉〈+〉〈−+=〉〈 ⊥⊥ θθ 2,2,s0ss11 sinfcosf)P1()a(fPf CC { } 2 2sin ff)P1(ff ,,s2112 〉〈 −−=〉〈=〉〈 ⊥⊥ θ CC { }〉〈+〉〈−+=〉〈 ⊥⊥ θθ 2,2,s0ss22 cosfsinf)P1()a(fPf CC (13) where fs is the forward scattering amplitude of a spherical water drop. keywords: field; matrix; melting; scattering cache: squjs-234.pdf plain text: squjs-234.txt item: #6 of 306 id: squjs-236 author: Al- Barwani, H. H.; Purnama, A. title: Simple Monte Carlo Cellular Models for Surface Evolution date: 2000-12-01 words: 3329 flesch: 61 summary: Without a detailed knowledge of non-linear wave theory, computational cellular model simulations can give the same results of surface growth (Smith, 1991a). The effects of surface growth can be simulated by adding new cells (particles) to the surface. keywords: cell; cellular; figure; growth; new; simple; surface cache: squjs-236.pdf plain text: squjs-236.txt item: #7 of 306 id: squjs-237 author: El Bashir, T. B. A. title: Flow Past A Rotating Circular Cylinder and A Rotlet Using the Finite-Difference Method date: 2000-12-01 words: 8052 flesch: 62 summary: With the origin of the coordinates coinciding with the centre of the cylinder, the polar coordinate system ( )ϑ,r has the boundary of the cylinder at r = a and the position of the rotlet at ( )2/3, π∗c , as shown in Figure 1. Having established the numerical procedure the Reynolds number is decreased towards zero whilst continuing to solve over a range of non-dimensional strengths of the rotlet, namely 5.30 ≤≤ β . keywords: + +; cylinder; rotlet; solution; ∂ +; ∂ =; ∂ ∂;  +;   cache: squjs-237.pdf plain text: squjs-237.txt item: #8 of 306 id: squjs-238 author: Rais, A.; Sellai, A. title: Surface Plasmons for Probing Optical Data of Multi- Layered Thin Films date: 2000-12-01 words: 3976 flesch: 69 summary: (b) Air gap thickness, Al-oxide and Al thickness are 3.4 nm and 22 nm respectively. The air gap, Al-oxide and Al thickness are 650 nm, 3.4 nm and 22 nm respectively. keywords: air; c e; gap; oxide; reflectance cache: squjs-238.pdf plain text: squjs-238.txt item: #9 of 306 id: squjs-239 author: Elsheikh, E.K.; Benmerzouga, A. title: A Generalization of the Hypergeometric Distribution date: 2000-12-01 words: 3691 flesch: 67 summary: The calculations were run separately for K K< >1 1and . Numerical Assessment of the Normal Approximation The analysis is restricted to N S M≤ , . keywords: distribution; mean cache: squjs-239.pdf plain text: squjs-239.txt item: #10 of 306 id: squjs-240 author: AL-Kindi, A. Y. A.; Brown, J.A.; Waring, C.P. title: Endocrine, Physiological and Histopathological Responses of Fish and their Larvae to Stress with Emphasis on Exposure to Crude Oil and Various Petroleum Hydrocarbons date: 2000-12-01 words: 21550 flesch: 64 summary: Also, some recent work has shown that crude oil exposure or exposure to its WSF reduces the growth rate of fish (Christiansen and George, 1995; Gundersen et al 1996). A variety of blood-borne parameters have been recognized as reliable tools in determining the relative severity of stress in fish (Mazeaud and Mazeaud, 1981; Barton, 1988; Brown et al 1990; Waring et al 1992; Pickering, 1993a,b; AlKindi et al 1996). keywords: 1977; 1984; 1993; biochem; biol; blood; brown; catecholamines; changes; comp; concentrations; cortisol; crude; effects; endocrine; et al; exposure; fish; gill; growth; hormones; hydrocarbons; j. fish; larvae; marine; mazeaud; oil; oxygen; petroleum; petroleum hydrocarbons; physiol; plasma; rainbow; responses; salmo; stress; thyroid; trout; waring; water; wsf cache: squjs-240.pdf plain text: squjs-240.txt item: #11 of 306 id: squjs-2408 author: O. Suliman, Fakhr Eldin; Al-Hadhrami, Kauther title: Luminol Chemiluminescence Catalyzed by Silver Nanoparticles for the Sensitive Determination of Penicillamine date: 2018-01-28 words: 5947 flesch: 53 summary: From the SI results of standards PA of different concentrations and 0.40 g mL -1 PA tablets solution, it was noticed that the prepared tablet solution of PA has the same effect as standard solution of same concentration (Figure 6). It was also observed that the absorbance decreased with an increase in PA concentration. keywords: agnps; chemiluminescence; concentration; determination; figure; h2o2; luminol; nanoparticles; prepared; silver; solution; surface; system cache: squjs-2408.pdf plain text: squjs-2408.txt item: #12 of 306 id: squjs-2409 author: Al-Rasbi, Nawal; D.Ward, Michael David title: Synthesis and coordination chemistry of boron-functionalized poly(pyrazolylpyridyl)borate with Ln(III) metals date: 2018-01-28 words: 3515 flesch: 61 summary: The Ward group prepared new ligands by the attachment of a 2-pyridyl substituent to each pyrazolyl ring at the C 3 position converting each 'arm' of the ligand to a tridentate chelate [17-18]. Substituents on the boron atom of Bp ligands have shown great stability such as on [(Ph2Bp)2Ni]. keywords: boron; chemistry; complexes; eu(iii; journal; ligand; metal; structure; synthesis; ward cache: squjs-2409.pdf plain text: squjs-2409.txt item: #13 of 306 id: squjs-241 author: Salama, Salama B.; Wasif, Saad title: Weak Complexes of Sulfur Compounds with Halide Ligands date: 2000-12-01 words: 9796 flesch: 68 summary: Burow (1970) studied 32 WEAK COMPLEXES OF SULFUR COMPOUNDS the solvate formation between SO2 and Cl -, Br-, and I- ligands in liquid SO2. SO2-I - + X- → SO2-X - + I- keywords: complex; complexes; constants; dmso; mecn; salama; so2; socl2; solvent; species; stability; sulfur; table cache: squjs-241.pdf plain text: squjs-241.txt item: #14 of 306 id: squjs-2410 author: A. Barahim, Adnan; A. Al-Akhaly, Ibrahim; R. Shamsan, Is'haq title: Engineering Properties of Volcanic Tuff from the Western Part of Yemen date: 2018-01-28 words: 3857 flesch: 54 summary: This paper deals with a study of the physical and mechanical characteristics of volcanic tuff and ignimbrite from six quarries located at different areas in the western part of Yemen (Manakha, Jahran, Bakhran, Dar Al-Hanash, Abaser and Soraifa). In the region, volcanic tuffs and ignimbrite are locally known by their location names and have been used as solid masonry and cladding stones. keywords: absorption; density; figure; ignimbrite; porosity; properties; stone; strength; tuff; ucs; volcanic; water; yemen cache: squjs-2410.pdf plain text: squjs-2410.txt item: #15 of 306 id: squjs-2416 author: Mazharul Islam, Mohammad; Al-Ghassani, Asma; Y.S. Al-Hadhrami, Ahmed title: An Evaluation of the Mathematics Foundation Course in Sultan Qaboos University: Does High School Performance Matter? date: 2018-01-28 words: 7132 flesch: 57 summary: To increase the success rate of the mathematics course, the high school curriculum needs to be aligned with the University standards and the admission authority should continue to give more attention to high school mathematics scores along with overall high school performance while making admission decisions for the College of Science in SQU. The final grade in FPMT0105 of the 551 students along with their gender, cohorts, high school mathematics scores, high school scores and college of study were obtained from the archive of the A & R office. keywords: college; course; education; foundation; fpmt0105; gender; male; mathematics; performance; school; school mathematics; scores; students; study; success; university cache: squjs-2416.pdf plain text: squjs-2416.txt item: #16 of 306 id: squjs-242 author: Fatope, M.O.; Al-Kindi, Salma M. Z.; Abdulnour, Abdulrahman O. title: Research Trends : Natural Products as Pest, Microbial Disease an Tumour Control Agents date: 2000-12-01 words: 10362 flesch: 54 summary: DAWSON W. O., LEWANDOWSKI D. J., HILF M. E., BURRICK P., RAFFO A. J., SHAW J. J., GRANTHAM G. L. and DESJARDINS P. R. 1989. MEHTA R. G., LIU J., CONSTANTINOU A., THOMAS C. F., HAWTHORNE M., YOU M., GERHAUSER C., PEZZUTO J. M., MOON R. C. and MORIARTY R. M. 1995. keywords: 1993; 1994; 1995; 1999; activity; agents; bacteria; cancer; compounds; dna; et al; genes; metabolites; methods; new; organisms; plants; products; research cache: squjs-242.pdf plain text: squjs-242.txt item: #17 of 306 id: squjs-2421 author: Boulbrachene, Messaoud title: Finite Element Approximation of Variational Inequalities: An Algorithmic Approach date: 2018-01-28 words: 3069 flesch: 75 summary: 1 hh hh h h h h u u u u u u T Th u u h u u h h                             Now assume that 1 1 1 ( ) 1 n n n h u u h           Then, combining again Theorem 4 and estimate (23), we get 1 1 1 1 ( ) ( ) 1 ( ) ( ) 1 1 1 ( ) 1 n n n n n n h hh h n n h h h n n h n n u u u u u u T Th u u h u u h h h                                           FINITE ELEMENT APPROXIMATION OF VARIATIONAL INEQUALITIES 119 Theorem 6. We have 2 2 | log | h u u Ch h    . Indeed, combining Theorems 2, 4, and 5 we have 0 1 2 2 0 1 | log | 1 1 n n n n h h h h n n h h u u u u u u u u u u Ch h u u                         So passing to the limit, as n  , we get 2 2 | log | h u u Ch h    . keywords: u u cache: squjs-2421.pdf plain text: squjs-2421.txt item: #18 of 306 id: squjs-2424 author: Khan, Shahjahan; MRK Khadem, Mohammad; Piya, Sujan title: Teaching Statistics to Engineering Students – An Australian Experience of Using Educational Technologies date: 2018-01-28 words: 5270 flesch: 53 summary: This paper shares some of the experiences of teaching statistics to undergraduate engineering students in an Australian University, focusing on the appropriate content, teaching technique, educational technology, software package, online support and evaluation in an engineering problem solving course. In engineering disciplines there has been a shift to recognise the crucial need of statistics, but the decision makers T mailto:Shahjahan.Khan@usq.edu.au TEACHING STATISTICS TO ENGINEERING STUDENTS 121 are, with a few exceptions, reluctant to allow as much space in the curriculum as required to cover adequate statistical content and allow adequate teaching time. keywords: agree; course; data; disagree; engineering; learning; online; problem; statistics; students; survey; teaching; university cache: squjs-2424.pdf plain text: squjs-2424.txt item: #19 of 306 id: squjs-243 author: Roos, Gregory H. P.; Raab, Conrad E.; Al-Hatmi, Said title: Dirhodium(II) Carbenes : The Chiral Product Cascade date: 2000-12-01 words: 13116 flesch: 60 summary: DOYLE, M. P., BAGHERI, V., PEARSON, M. M. and EDWARDS, J. D. 1989b. DOYLE, M. P., WESTRUM, L. J., WOLTHUIS, W. N. E., SEE, M. M., BOONE, W. P., BAGHERI, V. and PEARSON, M. M. 1993b. keywords: asymmetric; catalysts; chem; cyclopropanation; dirhodium(ii; doyle; doyle et; et al; insertion; intramolecular; m. p.; metal; o n; o o; reactions; synthesis cache: squjs-243.pdf plain text: squjs-243.txt item: #20 of 306 id: squjs-244 author: AL-Rawas, A. A. title: State-of-the-Art-Review of Collapsible Soils date: 2000-12-01 words: 9445 flesch: 57 summary: Double oedometer test is widely used for estimating the collapse potential, which can be used to calculate soil collapse settlement. 8.2 Prewetting Prewetting means flooding or wetting the soil which is expected to exhibit collapse upon saturation before the structure is built, so that soil collapse will be minimized after the structure is built (Houston and Houston 1997; keywords: collapse; compaction; content; engineering; field; foundation; houston; loess; methods; moisture; potential; proceedings; settlement; soil; structure; test; treatment; water; wetting cache: squjs-244.pdf plain text: squjs-244.txt item: #21 of 306 id: squjs-245 author: Al-Rawas, Amer; Cheema, Tariq; Al-Aghbari, Mohammed title: Geological and Engineering Classification Systems of Mudrocks date: 2000-12-01 words: 7806 flesch: 58 summary: Some of the other prerequisites for rock classification are mentioned by Franklin (1970) and Bieniawski (1974a). Several mudrocks classifications were reported in the literature based on different parameters including grain size distribution, mineralogical composition, strength, durability and swelling potential. keywords: classification; clay; durability; engineering; geological; grainger; high; index; limit; mudrocks; plasticity; potential; size; soils; strength; swelling; system; table; test cache: squjs-245.pdf plain text: squjs-245.txt item: #22 of 306 id: squjs-246 author: Ramadhan, Haider Ali; Shihab, Khalil title: Intelligent Systems for Active Program Diagnosis date: 2000-12-01 words: 16446 flesch: 52 summary: Intelligent programming systems, knowledge representation, program debugging, software development, user programming. Ever since, much of research in user programming has been polarized toward these two opposite domains: intelligent programming systems and discovery programming environments. keywords: analysis; approach; code; debugging; diagnosis; discover; language; lisp; model; novice; plans; problem; programming; solution; statement; student; system; user cache: squjs-246.pdf plain text: squjs-246.txt item: #23 of 306 id: squjs-247 author: Bourdoucen, Hadj; Jervase, Joseph A.; Al-Badi, Abdullah; Gastli, Adel; Malik, Arif title: Photovoltaic Cells and Systems: Current State and Future Trends date: 2000-12-01 words: 11114 flesch: 59 summary: Solar cell efficiencies approaching those of monocrystalline cells are obtained in a more complicated process, comprising deposition of antireflection coating and hydrogen bulk passivation. Years Figure 1. Evolution of laboratory silicon solar cell efficiency keywords: 1996; 1997; 1998; applications; cells; cost; crystalline; current; efficiencies; efficiency; energy; et al; film; ieee; manufacturing; modules; oman; photovoltaic; power; silicon; solar; systems; technology cache: squjs-247.pdf plain text: squjs-247.txt item: #24 of 306 id: squjs-248 author: Ahmed Ali, Adel; Al-Naamany, Ahmed M. title: Converged Networking: A Review of Concepts and Technologies date: 2000-12-01 words: 7149 flesch: 47 summary: 7-27:1 for motion Pictures 24:1 for video conferencing MPEG-1 Compressing video on digital storage media (CD-ROM) at 1 to 1.5 Mb/s or through communication networks at various rates 130:1 MPEG-2 Interlaced digital video, cable, and satellite TV High definition TV (HDTV) High-quality digital storage media Video service over communication networks 30–100:1 MPEG-4 Universal access capabilities for robustness in error-prone environments and content-based scalability Content- based interactivity for content-based multimedia data access Content-based manipulation and bit stream editing Hybrid natural and synthetic data coding, as well as improved temporal random access. A wide variety of communication protocols exist, but all of them tend to fall into one of the following groups: LAN protocols, WAN protocols, network protocols, and routing protocols. keywords: access; applications; atm; bandwidth; communication; connection; convergence; data; digital; ethernet; frame; information; internet; layer; multimedia; network; networking; osi; packet; protocol; service; technologies; technology; video cache: squjs-248.pdf plain text: squjs-248.txt item: #25 of 306 id: squjs-249 author: Al-Badi, Abdullah; Gastli, Adel; Bourdoucen, Hadj; Jervase, Joseph title: Evolution of Axial-Field Electrical Machines date: 2000-12-01 words: 7167 flesch: 61 summary: Topology of the magnetic circuit of axial flux machine ( Φ is the flux). Principles of permanent magnet axial field d.c. machines. keywords: armature; axial; disc; electrical; field; field machines; figure; flux; generator; machine; magnet; motor; power; stator; torus; winding cache: squjs-249.pdf plain text: squjs-249.txt item: #26 of 306 id: squjs-250 author: Al-Khusaibi, T.M.; Ellithy, K. A.; Irving, M.R. title: State-of-the-Art Methods for Electric Power Systems Voltage Stability Analysis date: 2000-12-01 words: 6488 flesch: 67 summary: The phenomenon of voltage instability in power systems is characterized by a continuous decrease (drop) of system voltage, which is gradual at the initial stage and then becomes rapid. Q-V curves show the sensitivity and variation of bus voltages with respect to the reactive power injection. keywords: analysis; bus; collapse; curves; ieee; load; matrix; method; power; stability; system; trans; voltage cache: squjs-250.pdf plain text: squjs-250.txt item: #27 of 306 id: squjs-251 author: Al-Barwani, H.H.; Al-Lawatia, M.; Balakrishnan, E.; Purnama, A. title: Modeling Flow and Transport in Unsaturated Porous Media: A Review date: 2000-12-01 words: 9689 flesch: 57 summary: Classical methods of predicting water flow and contaminant transport processes in unsaturated porous media are generally inadequate when applied to natural soils under field conditions, due to the occurrence of macropores, structured elements and spatial variability of soil properties. A quantitative study of water flow and contaminant transport in the unsaturated zone is a key factor in the improvement and protection of the quality of groundwater supplies. keywords: contaminant; equations; field; flow; groundwater; media; methods; modeling; numerical; resour; soil; solute; solutions; transport; water; water flow; ∂ ∂ cache: squjs-251.pdf plain text: squjs-251.txt item: #28 of 306 id: squjs-252 author: Zaman, S.I. title: A Comprehensive Review of Boundary Integral Formulations of Acoustic Scattering Problems date: 2000-12-01 words: 13294 flesch: 60 summary: 2.7 Connection between the interior and exterior problems Integral equation formulations for Helmholtz problems (acoustic) in the exterior region repeatedly make reference to the related interior problem. The factors governing the choice of integral equation formulation were threefold: 1. keywords: boundary; condition; equation; exterior; formulation; helmholtz; integral; layer; numerical; problem; radiation; scattering; solution; surface; wave; ∂ =; ∂ ∂; ∂ −;  ∂ cache: squjs-252.pdf plain text: squjs-252.txt item: #29 of 306 id: squjs-253 author: M. Shahalam, Abulbasher title: Review of Omani Aflaj Systems: an Element of National Water Resources,Technology and Economic Developments date: 2000-12-01 words: 7031 flesch: 55 summary: The impacts of new discovery of water and the introduction of new technologies in the augmentation of water sources and application of irrigation water are presented in the context of existing aflaj systems. Wahby (1995) presented the experience of introducing a central control of irrigation water in a falaj system. keywords: aflaj; agriculture; country; falaj; international; irrigation; management; ministry; muscat; oman; report; resources; soil; study; systems; water; water resources cache: squjs-253.pdf plain text: squjs-253.txt item: #30 of 306 id: squjs-254 author: Al-Ansari, Fatma. M.; Modawi, Rashied. S. title: Variation in Seedling Characteristics of Five Populations of Acacia tortilis From the United Arab Emirates in Response to Increasing Sodium Chloride Concentrations date: 2001-12-01 words: 2484 flesch: 59 summary: The primary objective of the present study was to assess the extent of variation for salt tolerance in different populations of Acacia tortilis, particularly at the initial growth stages. The five populations were significantly different in seed germination percentage (Table 1). keywords: germination; length; populations; root; salt; seedling; shoot cache: squjs-254.pdf plain text: squjs-254.txt item: #31 of 306 id: squjs-255 author: AlKindi, Abdulaziz.Y.A.; Mahmoud, Ibrahim.Y.; Khan, Humaid title: Plasma Analysis in Normal Green Sea Turtles, Chelonia mydas, During two Different Periods of Nesting at Ras Al- Hadd, Sultanate of Oman date: 2001-12-01 words: 5149 flesch: 62 summary: بين السالحف في الموسم العالي الكثافة الخضراء أال وهو تقييم التغيرات الفسيولوجة التي تطرأ على هذه السالحف أثناء التعشيش في ظل ظرفين مختلفين من االزدحام .والكثافة على مدار دورة سنویة آاملة ABSTRACT: Plasma composition which includes total protein, cholesterol, lactate, glucose, uric acid, urea, CO2, and electrolytes (Ca ++, K+, Na+, Mg++, PO4 -3, Cl-), and plasma osmolarity were analyzed in normal adult nesting green turtles Chelonia mydas. Drastic changes in plasma lactate levels have also been observed in nesting green turtles at Ras Al Hadd (AlKindi, et al, 2000b). keywords: alkindi; blood; green; lactate; levels; lutz; marine; nesting; peak; period; plasma; salt; sea; turtles; values cache: squjs-255.pdf plain text: squjs-255.txt item: #32 of 306 id: squjs-256 author: Robinson, Michael D. title: Desert Nitrogen Cycles: Fecal Nitrogen From a Population of the Sahelian Tree Locust in Oman date: 2001-12-01 words: 2906 flesch: 61 summary: The time required to decompose tree locust feces and mineralize the nitrogen is unknown. A hectare of this woodland would contain approximately 1.1 kg of fecal nitrogen beneath the trees. keywords: anacridium; arid; crude; cycles; desert; feces; locust; nitrogen; protein; tree; university cache: squjs-256.pdf plain text: squjs-256.txt item: #33 of 306 id: squjs-257 author: Z.Al-Kindy, Salma M; Abdulnour, Abdulrahman O; Al-Rasbi, Maryam M. title: Determination of Sugar and Mineral Contents in some Omani Fruits date: 2001-12-01 words: 3409 flesch: 62 summary: 3. Results and Discussion The highest amount of total sugar content in fruit juice was found in quince and the lowest in sour oranges (see Table1). Table 1: Amount of reducing sugar and total sugar in fruit juices g/100ml. keywords: citrus; content; fruits; juice; mineral; orange; sugar; table; total; ziziphus cache: squjs-257.pdf plain text: squjs-257.txt item: #34 of 306 id: squjs-2572 author: Saber Abou-Dina, Moustafa; Ahmed F. Ghaleb, Ahmed title: A One-dimensional Model of Thermo-electroelasticity in Extended Thermodynamics date: 2018-05-06 words: 3449 flesch: 58 summary: Introduction he theory of thermo-electroelasticity in generalized thermodynamics may be of interest in the study of electrical disturbances which accompany the propagation of heat waves at low temperature (Rybalko et al. The solutions for the mechanical displacement, temperature, heat flow vector and electric field are represented as 3-D surfaces on Figures 1-4, in which one clearly notices two separate propagating waves generated by the boundary regimes. keywords: equations; heat; linear; propagation; system; thermodynamics; wave cache: squjs-2572.pdf plain text: squjs-2572.txt item: #35 of 306 id: squjs-2573 author: S.M. Al-Mashrafi, Khaled title: The Mathematical Modelling of a Fixed Source of Dust date: 2018-05-06 words: 4863 flesch: 79 summary: y z t y z h z plane are illustrated in Figures 1 and 2 for different values of time t , where ( , , ) ( , , ) / .C keywords: diffusion; particles; source cache: squjs-2573.pdf plain text: squjs-2573.txt item: #36 of 306 id: squjs-2574 author: A. Hajji, Mohamed; Al-Mdallal, Qasem title: Numerical Simulations of a Delay Model for Immune System-Tumor Interaction date: 2018-05-06 words: 4738 flesch: 71 summary:                  where )(tx and )(ty are the nondimensional density at the tumor site of the effector cells and of the tumor cells, respectively. A x wy A s s x wy s         1 1 1 1 (25)( ) = ( ) ( ) cos( ) ( ) sin( ).Y s keywords: cells; delay; model; system; tumor;   cache: squjs-2574.pdf plain text: squjs-2574.txt item: #37 of 306 id: squjs-2575 author: Lababpour, Abdolmajid title: Development of a Mathematical Model for Simulation of Macroalgae Farming in the Coastal Areas date: 2018-05-06 words: 5366 flesch: 54 summary: In the pdepe feature, the ordinary differential equations (ODEs) resulting from discretization in space are integrated to obtain approximate solutions at specified times to solve initial- boundary value problems for parabolic-elliptic PDEs in 1-D. The model parameters of maximum growth rate, coefficient of biomass decay, nitrogen and phosphorous generation results of biomass decay, diffusion coefficients, decomposition of biomass based nitrogen compounds d1, decomposition of biomass based phosphorous compounds d2, and yield were obtained from literature for Gracilariopsis persica in the Persian Gulf or by experimental analysis as shown in Table 1. In this study, standard convection-diffusion-reaction (CDR) systems of partial differential equations were used for macroalgae biomass production and nutrients in a one-dimensional static domain [22,23]. keywords: biomass; concentrations; conditions; cultivation; depth; growth; macroalgae; mathematical; model; nitrogen; phosphorous; productivity; water cache: squjs-2575.pdf plain text: squjs-2575.txt item: #38 of 306 id: squjs-2576 author: M.Nasir, Haniffa; Nafa, Kamel title: A New Second Order Approximation for Fractional Derivatives with Applications date: 2018-05-06 words: 6708 flesch: 67 summary: Second order approximation with shift 1=r using )(2,1 zW . 7. Vinagre, B., Podlubny, I., Hernandez, A., and Feliu, V. Some approximations of fractional order operators used in control theory and applications. keywords: approximation; derivatives; diffusion; fractional; grünwald; order; space; type cache: squjs-2576.pdf plain text: squjs-2576.txt item: #39 of 306 id: squjs-2577 author: M.Rahman, Mohammad title: Heat Transfer in Fe3O4-H2O Nanofluid Contained in a Triangular Cavity Under a Sloping Magnetic Field date: 2018-05-06 words: 6060 flesch: 63 summary:                   (4) 2 2 2 2 2 2 2 2 ( / ) Al Kalbani, K.S., Rahman, M.M., Alam, M.S., Al-Salti, N. and Eltayeb, I.A. Buoyancy induced heat transfer flow inside a tilted square enclosure filled with nanofluids in the presence of oriented magnetic field. keywords: cavity; field; flow; heat; transfer; triangular; type; wall;   cache: squjs-2577.pdf plain text: squjs-2577.txt item: #40 of 306 id: squjs-2578 author: A.Zargar, Bashir; W.Manzoor, Ahmad title: Inequalities Concerning the Growth of Polynomials date: 2018-05-06 words: 2303 flesch: 78 summary: =)( is a polynomial of degree n which does not vanish in 1|| z , then for 1<0 r , we have | |= | |= | |=1 (9) ( 1) 1 (1 ) | ( ) If )( zP is a polynomial of degree n which does not vanish in the disk kz |<| , then 2 | |= | |=1 (4)| ( ) | | ( ) |, < < 1, < 1 1 n n z r zn r k Max P z Max P z k r k k    and 2 | |= | |=1 (5)| ( ) | | ( ) |, > , > 1. 1 n n z R zn R k Max P z Max P z R k k k    keywords: | | cache: squjs-2578.pdf plain text: squjs-2578.txt item: #41 of 306 id: squjs-258 author: Al-Ruwais, Abdulaziz S. title: Measurements of RF Radiation in the Vicinity of FM and TV Broadcasting Stations date: 2001-12-01 words: 3113 flesch: 63 summary: This paper presents power density measurements around a radio FM and VHF-TV broadcast antenna tower situated in the center of Riyadh, Saudi Arabia. This paper provides measurements of power density around an FM and VHF-TV broadcasting station and its variation with distance. keywords: antenna; cm2; density; maximum; power; radiation cache: squjs-258.pdf plain text: squjs-258.txt item: #42 of 306 id: squjs-259 author: Siddiqui, Rafiq Ahmed; Al- Araimi, Saeed Ali; Turgutlu, Ahmet title: Influence of Aging Conditions on Fatigue Fracture Behaviour of 6063 Aluminum Alloy date: 2001-12-01 words: 3207 flesch: 57 summary: Most of the partially broken specimens show the same pattern of crack initiation, propagation and termination in peak aged and over aged alloy. The initial increase in fatigue resistance behavior is due to an increase in density of the GP zones and distortion of lattice planes both within the zones and in the matrix. keywords: aging; alloy; aluminum; fatigue; figure; fracture; increase; number; resistance; temperature; time cache: squjs-259.pdf plain text: squjs-259.txt item: #43 of 306 id: squjs-260 author: Shikdar, Ashraf A.; Al-Araimi, Saeed A. title: Ergonomic Conditions in Small Manufacturing Industries date: 2001-12-01 words: 4492 flesch: 45 summary: واالتصاالت والموارد ABSTRACT: Ergonomic conditions in small manufacturing industries were investigated. Twenty seven managers of small manufacturing industries participated in the study. keywords: companies; conditions; design; equipment; ergonomics; industries; manufacturing; safety; study; system; work cache: squjs-260.pdf plain text: squjs-260.txt item: #44 of 306 id: squjs-261 author: Arafin, Sayyadul title: Simple Formulae for Estimating the Depth and Dimension of Some Geological Bodies From Gravity Anomalies date: 2001-12-01 words: 4278 flesch: 61 summary: The alternative method utilizes two important facts about gravity anomaly of a spherical body. Interpretation of gravity anomaly due to a horizontal cylinder by the present method. keywords: anomaly; area; cylinder; depth; gravity; gravity anomaly; method; radius; sphere cache: squjs-261.pdf plain text: squjs-261.txt item: #45 of 306 id: squjs-262 author: Al-Saleh, Mohammad Fraiwan title: Approximating the Tail Probability of the t-Distribution: A Bayesian Approach date: 2001-12-01 words: 2726 flesch: 77 summary: The values of x are those values that are used frequently in applications, i.e. values that correspond to exact tail values of .0500, .0250, .0100, and .0050. An expansion principle for distribution functions with application to statistics. keywords: distribution cache: squjs-262.pdf plain text: squjs-262.txt item: #46 of 306 id: squjs-263 author: El-Zawahry, Alaa; Shahalam, Abulbasher M.; Taha, Ramzi; Al-Busaidi, Turki title: An Assessment of Solid Waste and Landfilis in Muscat Area, Oman date: 2001-12-01 words: 4425 flesch: 65 summary: Trend of solid waste generation in Al-Seeb area. 3.5 Mutrah landfills Mutrah landfill receives solid wastes from the old part of Muscat City. A study was carried out to determine the existing status of the region in terms of solid waste generation, its types and distribution. keywords: area; city; day; figure; generation; landfills; muscat; rate; seeb; trend; waste cache: squjs-263.pdf plain text: squjs-263.txt item: #47 of 306 id: squjs-264 author: Ahmed Khan, Nasim; Ali, Syed Iqbal; Ayub, Sohail title: Effect of pH on the Removal of Chromium (Cr) (VI) by Sugar Cane Bagasse date: 2001-12-01 words: 2996 flesch: 64 summary: While evaluationg the impact of various parameters, such as adsorbent does, contact time, initial concentration and pH on chromium removal efficiency, the results indicate a prominent effect of pH on the chromium reduction by the adsorbent used in the present study. 4. Results and Discussion While evaluating the effect of adsorbent dose, contact time and pH on chromium removal, the initial concentration of Cr (VI) was kept as 50 mg/l because in chrome plating wastes, chromium concentrations vary from 3-30 mg/l keywords: adsorbent; adsorption; bagasse; chromium; contact; dose; efficiency; removal cache: squjs-264.pdf plain text: squjs-264.txt item: #48 of 306 id: squjs-265 author: Abduljauwad, Sahel N.; Dakkak, Ali M. title: Selection of Liner Materials and Design of Hazardous Water Facilities in Saudi Arabia date: 2001-12-01 words: 6269 flesch: 59 summary: The liquid limit and plasticity index of samples Nos. 1, 2, 3 and 6 satisfy the required specification of soil liner materials (LL ≥ 30% & PI ≥ 15%) that can be compacted to obtain the low hydraulic conductivity of 1 × 10−7 cm/sec. Selection of soil liner material for Al-Murjan landfills, Report submitted to Al-Murjan Environmental Management & Technology Co. Ltd., Dammam, June. keywords: conductivity; construction; content; drainage; hdpe; landfill; layer; leachate; liner; marl; materials; sample; soil; waste cache: squjs-265.pdf plain text: squjs-265.txt item: #49 of 306 id: squjs-266 author: Al-Rawahy, Khalid title: Tailings From Mining Activities, Impact on Groundwater, and Remediation date: 2001-12-01 words: 4727 flesch: 49 summary: Treatment cost required for tailings water disposal into a particular stream need to be compared to those of discharging the untreated tailings into a more distant but environmentally and commercially unimportant stream. Many tailings problems arise from the low strength of tailings deposit, their ongoing consolidation, erosion by wind and water, spillage and tailings water seepage (Bell, 1997). keywords: acid; area; disposal; effluent; groundwater; impoundment; metals; mining; remediation; surface; tailings; waste; water cache: squjs-266.pdf plain text: squjs-266.txt item: #50 of 306 id: squjs-267 author: Osman Akif, Osman Abdallah title: The Development of a Database Management in GIS Applications in Oman date: 2001-12-01 words: 4231 flesch: 49 summary: Accordingly, the use of database management systems can be used to solve such data handling problems. The development of applying database management applications is currently underway within Geographical Information Systems (GIS) applications in the Sultanate of Oman. keywords: arc; area; attributes; database; database management; facilities; features; geographic; gis; information; management; project; system cache: squjs-267.pdf plain text: squjs-267.txt item: #51 of 306 id: squjs-268 author: Al-Sagaby, Ibrahim Abdulaziz; Moallim, Mohamed Ali title: Use of Isotope and Solute Chemistry to Define the Sources of Pollution in Mawqaq Groundwater, Hail, Saudi Arabia date: 2001-12-01 words: 4237 flesch: 60 summary: So di um c on ce nt ra tio n High nitrate concentrations are generally assumed to be the results of human activities, but occurrences of high NO3 groundwater far from man made activities have been recorded in arid and semiarid regions, especially in North Africa. The presence of nitrate as nitrogen in Mawqaq groundwater is higher than the permissible limit for the drinking water (10 mg/l), which was defined by World Health Organization in 1981 and 1993 (Edmunds and gaye, 1997). keywords: aquifer; arabia; area; concentration; figure; groundwater; mawqaq; salinity; saudi; study; tds cache: squjs-268.pdf plain text: squjs-268.txt item: #52 of 306 id: squjs-269 author: Al-Lawatia, Mohammed; Sharpley, Robert C.; Wang, Hong title: A finite Volume Runge-Kutta Ellam Method for the Solution of Advection Diffusion Equations date: 2001-12-01 words: 5417 flesch: 63 summary: KEYWORDS: Characteristics methods, Comparison of numerical methods, Eulerian-Lagrangian methods, Numerical solutions of advection-diffusion equations, Runge-Kutta methods. In this paper we develop a finite volume ELLAM method for the solution of variable coefficient advection-diffusion equations in one spatial dimension which uses a second order Runge-Kutta approximation for the characteristics. keywords: 2/1; ellam; equation; finite; methods cache: squjs-269.pdf plain text: squjs-269.txt item: #53 of 306 id: squjs-270 author: Bin Qadhi, Salem M.; Bashir, Saeed Y.; Assaggaf, Taha O. title: Problems of Bacteriological Pollution in Water Wells in Wadi Hadramout Water Project date: 2001-12-01 words: 3579 flesch: 52 summary: Problem Identification We aim to study the protection of the wellfield of Seiyun water source of phase I of the project consisting of 8 boreholes (1985-1995) and phase II originally planned for 1995-2010, where the number of boreholes of the wellfield is to be increased from 9 to 12 and developing a second wellfield. Table 2(B): Chemical analysis results of water borehole No.4 for different years taken at NWSA Laboratory-Wadi Hadramout – Seiyun Branch (NWSA-Wadi Hadramout Branch). keywords: hadramout; housing; nwsa; option; seiyun; wadi; water; wellfield cache: squjs-270.pdf plain text: squjs-270.txt item: #54 of 306 id: squjs-271 author: Mouftah, Hussein T. title: Design of all Optical Packet Switching Networks date: 2002-06-01 words: 4928 flesch: 70 summary: Such an observation implies that a careful selection on the number of wavelength converters in optical networks is a must. The deployment of wavelength converters within optical switches provides robust routing, switching and network management in optical layer, which is critical to the emerging all-optical Internet. keywords: converters; network; traffic; wavelength cache: squjs-271.pdf plain text: squjs-271.txt item: #55 of 306 id: squjs-272 author: Bakry, Saad Haj title: E-Business Development : A Strategic View date: 2002-06-01 words: 4704 flesch: 45 summary: The current trend of e-business development, discussed above, indicates that most, if not all, organizations including international organizations, government departments, and private enterprises would become e-business users sooner or later, depending on their environments and businesses. Here comes the role of the international and the regional development funding organizations like the WB, and the IDB in supporting e-business development. keywords: business; companies; development; information; organizations; profile; services; support; technology cache: squjs-272.pdf plain text: squjs-272.txt item: #56 of 306 id: squjs-273 author: El-Sharkawi, Mohamed A. title: Intelligent Techniques for Power Systems Vulnerability Assessment date: 2002-06-01 words: 3482 flesch: 48 summary: The approach to power system VA involves the examination of system performance based on all postulated and credible system contingencies. The procedure in Figure 1 is a candidate for application of a dynamically trained machine to the problem of power system VA. keywords: data; ieee; methods; operating; power; system cache: squjs-273.pdf plain text: squjs-273.txt item: #57 of 306 id: squjs-274 author: Al-Rawas, Amer A.; Millmore, S. title: Information Security Risks on a University Campus date: 2002-06-01 words: 6712 flesch: 45 summary: When we are considering information systems security, trust is important. Introduction 1.1 Information and The Campus Community C omputers, information systems, communication tools and networks all play an increasingly important part in our lives. keywords: academic; access; campus; data; equipment; information; issues; lan; need; network; risks; security; staff; systems; undated; university cache: squjs-274.pdf plain text: squjs-274.txt item: #58 of 306 id: squjs-275 author: Ali, Adel A.; Al-Naamany, Ahmed M. title: Biological Effects of EM Radiations from Mobile Phones date: 2002-06-01 words: 4605 flesch: 52 summary: 9. Conclusions Understanding of cellular phone health effect is evolving. Biological effects that result from heating of tissue by RF energy are often referred to as thermal effects. keywords: effects; electromagnetic; energy; exposure; frequency; health; mobile; phones; power; public; radiation; radio; sar cache: squjs-275.pdf plain text: squjs-275.txt item: #59 of 306 id: squjs-276 author: Al-Alawi, Saleh Mohammed title: Development and Application of Back-Propagation-Based Artificial Neural Network Models in Solving Engineering date: 2002-06-01 words: 7755 flesch: 46 summary: Prediction of Failure Mechanisms and Mechanical Properties of Fastened GRP Under Bending Using Artificial Neural Networks (Al-Alawi et al 1996). Preliminary Studies on Using Artificial Neural Networks to Predict Sedimentary Facies of the Petro-Carboniferous Glacigenic Al Khlata Formation in Oman (Schuniker et al 1999). keywords: alawi; analysis; ann; application; book; data; energy; engineering; isbn; journal; load; model; networks; neural; output; prediction; propagation; publisher; s.m; systems; variables; webpages cache: squjs-276.pdf plain text: squjs-276.txt item: #60 of 306 id: squjs-277 author: Leduc, Philippe; Magnon, Didier; Guitton, Fabrice title: Experimental Modeling of Monolithic Resistors for Silicon ICS with a Robust Optimizer-Driving Scheme date: 2002-06-01 words: 4504 flesch: 53 summary: Zhao et al. (1997) have shown that S-parameters’ sensitivities to circuits parameters differ enormously, which means that for one objective function, local minima may very easily upset the minimization process. This approach is simple to implement with most commercial simulators that have the capability to optimize circuit parameters, and it requires little computation time to refine the small of parameters in a decoupled lumped-element π-model. keywords: circuit; frequency; method; model; modeling; optimization; parameters cache: squjs-277.pdf plain text: squjs-277.txt item: #61 of 306 id: squjs-2778 author: -, SQUJS title: Preface date: 2018-04-08 words: 508 flesch: 19 summary: For the NAOIII-2014 conference (http://conference.squ.edu.om/Default.aspx?tabid=572), a total of 13 keynote papers were published in the edited book “Numerical Analysis and Optimization: NAO-III, Muscat, Oman, January 2014,” volume 134 (2015), Springer series on Proceedings in Mathematics and Statistics, and eight papers were published in the special issue on “Numerical Analysis and Optimization,” volume 20, No. 2 (2015), SQU Journal for Science. SQU Journal for Science, 2018, 23(1) Sultan Qaboos University Special Issue Based on the 4th International Conference on Numerical Analysis and Optimization Guest Editors Mehiddin Al-Baali and Anton Purnama SQU Journal for Science, 2018, 23(1) Sultan Qaboos University Preface his special issue contains selected papers presented at the Fourth International Conference on Numerical Analysis and Optimization: Theory, Methods, Applications and Technology Transfer (NAOIV-2017), held during January 2-5, 2017, at Sultan Qaboos University (SQU), Oman. keywords: conference; squ cache: squjs-2778.pdf plain text: squjs-2778.txt item: #62 of 306 id: squjs-278 author: Albadi, M.; Awladthani, A.; Alomeiri, B.; Ellithy, K. title: Comparative Study of Load Frequency Controller Designs for Interconnected Power Systems date: 2002-06-01 words: 3028 flesch: 63 summary: In recent years, usually large tie-line power fluctuations have been observed as a result of increased system capacity and very close interconnection among power systems. Distrib, 145: 7-13 Received 21 June 2001 Accepted 11 November 2001 90 M. Albadi*, A. Awladthani**, B. Alomeiri*** and K. Ellithy* In recent years, usually large tie-line power fluctuations have been observed as a result of increased system capacity and very close interconnection among power systems. keywords: area; controller; figure; frequency; load; power; system;   cache: squjs-278.pdf plain text: squjs-278.txt item: #63 of 306 id: squjs-2780 author: SQUJS, - title: Preface date: 2012-09-10 words: 353 flesch: 30 summary: Twenty of the conference papers were selected for two special issues 17(1) and 17(2) of the SQU Journal for Science highlighting the two themes of the conference Numerical Optimization and Numerical Analysis; eleven papers were selected for issue 17(1) on Numerical Optimization, and nine papers were selected for issue 17(2) on Numerical Analysis. Following on from the success of the previous conference on Numerical Analysis and Optimization (NAO2008) also held at SQU during the period April 6-8, 2008, the second conference brought again together prominent mathematicians, worldwide experts and active researchers from Oman, USA, South America, UK, Europe, Asia and Arab countries to meet at SQU. keywords: conference; squ cache: squjs-2780.pdf plain text: squjs-2780.txt item: #64 of 306 id: squjs-2781 author: SQUJS, - title: Preface date: 2015-09-10 words: 374 flesch: 31 summary: NAOIII-2014 was inaugurated by HE Dr. Abdullah bin Mohammed Al Sarmi, the Under- Secretary of the Ministry of Higher Education, HE Dr. Ali bin Saud Al Bemani, the Vice Chancellor of SQU and HE Mrs. Paola Amadei, Ambassador of Italy to the Sultanate. Mehiddin Al-Baali and Anton Purnama Guest Editors for the NAOiii Special Issue 20(2) of SQU Journal for Science T Conference_eng Preface new keywords: conference; oman cache: squjs-2781.pdf plain text: squjs-2781.txt item: #65 of 306 id: squjs-279 author: Abderrazzaq, M.H. title: Assessment of The Electrical Systems Interconnection in The Arab World date: 2002-06-01 words: 3936 flesch: 51 summary: Finally, the tripping of the interconnection link loaded at the maximum power exchange should not lead to unacceptable overfrequency or overvoltage in power systems. Moreover, the exchange of electrical energy in normal and emergency circumstances should improve the economies of national power systems and provide a 91 M.H. ABDERRAZZAQ high degree of security to all sides of the interconnection. keywords: arab; countries; egypt; electric; energy; interconnection; jordan; link; power; systems cache: squjs-279.pdf plain text: squjs-279.txt item: #66 of 306 id: squjs-280 author: Jervase, Joseph A.; Bourdoucen, Hadj title: Design of Ultra Fast RCE Photodetectors for Optical Communications systems date: 2002-06-01 words: 2503 flesch: 58 summary: The resulting structure will need only a very thin absorbing intrinsic region to achieve high quantum efficiency as well as a high speed of response. This expression is used in a constrained optimization procedure for the design of RCE photodetectors with maximum quantum efficiency. keywords: cavity; design; efficiency; photodetectors; quantum; rce; resonant cache: squjs-280.pdf plain text: squjs-280.txt item: #67 of 306 id: squjs-281 author: Al-Badi, A.H.; Gastli, A. title: MATLAB and PSPICE Dynamic Model of Axial-Field Permanent-Magnet Motor date: 2002-06-01 words: 3229 flesch: 66 summary: Therefore, the a, b, c phase model will be used. 110 MATLAB AND PSPICE DYNAMIC MODEL For the test machine with high-field magnets and air-gap winding, the effective air-gap length is constant. Torus machine model implemented with Simulink. keywords: figure; machine; matlab; model; phase; pspice cache: squjs-281.pdf plain text: squjs-281.txt item: #68 of 306 id: squjs-282 author: Islam, Syed M. title: Characteristic and Non-Characteristic Harmonics, Harmonic Cancellations and Relevant International Standards in Variable Speed Drives date: 2002-06-01 words: 5633 flesch: 61 summary: Harmonic voltages can be attributed to existing harmonic producing sources such as computers, discharge lighting and VSDs. For different magnitudes and phase angles of harmonic voltages in the supply, it is clear that the analysis will change considerably. keywords: current; distortion; figure; harmonic; phase; results; supply; thid; voltage cache: squjs-282.pdf plain text: squjs-282.txt item: #69 of 306 id: squjs-283 author: Rizk, M.R.M.; Rashwan, H.; Abdel Aziz, A. title: A Modified Asynchronous Transfer Mode Fuzzy Policer date: 2002-06-01 words: 3039 flesch: 63 summary: It allows the relevant parameters, namely maximum cell rate, mean cell rate, and mean burst duration to be varied independently of each other. In a preceding fuzzy policer model the time window (time interval where ATM cells are accepted in the policer) is not synchronized with the source activity. keywords: burst; cell; mechanism; policer; results; source cache: squjs-283.pdf plain text: squjs-283.txt item: #70 of 306 id: squjs-284 author: Ahmad, A.; Al-Mushrafi, M. J.; Al-Busaidi, S. title: Simulation of m-Sequence’s Properties Through MATLAB-SIMULINK date: 2002-06-01 words: 3885 flesch: 63 summary: Property 1 In every period of m-sequence generated by an n-bit LFSR, the total number of 1s will be equal to . 12 −n Property 2 In every period of m-sequence generated by an n-bit LFSR, the total number of 0s will be one less than number of 1s i.e. number of 0s will be equal to 12 1 −−n . keywords: figure; lfsr; number; properties; sequence; study cache: squjs-284.pdf plain text: squjs-284.txt item: #71 of 306 id: squjs-285 author: Bastaki, Eesa M.; Tan, Harry H. title: Joint Symbol and Frame Synchronization for Direct- Detection Optical Communication Systems date: 2002-06-01 words: 4389 flesch: 72 summary: [( TdkM j jkMN K n j qN n j qN jkMN e K Td λλ +−−− = ++− −− −− ++− ∏ + ∗ ')ˆ( 1 )1( 1 1 )1( )! [( TdM kMj jkMN K n j qN n j qN jkMN e K Td λλ +−− −= ++− −− −− ++− ∏ + ∗ ')ˆ( 1 1 0 )! keywords: + +; + =; rule; − = cache: squjs-285.pdf plain text: squjs-285.txt item: #72 of 306 id: squjs-286 author: Raingeaud, Yves; Galtie, Franck; Gonthier, Laurent; Baillou, Jean title: Analysis of Electrical stresses in AC Switches Used for Control of Small Power Motors Present in Household Appliances date: 2002-06-01 words: 3018 flesch: 64 summary: At the turn-off, the kind of induction motor we worked on cannot behave like an alternator. Presence of an oscillatory voltage at terminals of synchronous motor when the switch turns off. keywords: condition; current; figure; motor; phase; state; voltage cache: squjs-286.pdf plain text: squjs-286.txt item: #73 of 306 id: squjs-287 author: Bouzouia, Brahim title: Multi-Agents Architecture for Scheduling and Control of Robotic Manufacturing Systems date: 2002-06-01 words: 3166 flesch: 46 summary: The function of a real time manufacturing cell control system can vary depending on the size of a cell, its type and the degree of decision-making capabilities. Several works on flexible manufacturing system control followed the paradigm of DAI. keywords: agent; architecture; control; manufacturing; mirror; multi; operation; opr; scheduling; systems cache: squjs-287.pdf plain text: squjs-287.txt item: #74 of 306 id: squjs-288 author: Elshafei, Abdel- Latif title: Robust Longitudinal Aircraft- Control Based on an Adaptive Fuzzy-Logic Algorithm date: 2002-06-01 words: 4789 flesch: 64 summary: Although it is possible to argue that adaptive fuzzy logic control ensures that ( )te will converge to zero, we have to remember that the above discussion overlooks the modeling errors ( )∗∆−∆ Recently, an adaptive fuzzy logic algorithm was proposed for flight control systems (Wilson, 2000). keywords: aircraft; control; controller; error; law; logic; model; system cache: squjs-288.pdf plain text: squjs-288.txt item: #75 of 306 id: squjs-2886 author: Nur El Huda, I.E.D. Osman; Patrick A., Bobade title: Effect of Management System on Serum Copper Level and Haematology of Jabal Akhdar Breed Goats in two Sites in Al Jabal Al Akhdar Region of Oman date: 2018-12-30 words: 3197 flesch: 67 summary: FRS goats were higher than SIS goats in mean values (± SE) of serum Cu (mg/l) 0.60 ± 0.07 vs 0.48 ± 0.33, red blood cells (RBC) (X10 12 /L) Therefore, it appears that FRS goats were in better condition than SIS goats. keywords: akhdar; copper; frs; goats; jabal; management; serum; sis; system; values cache: squjs-2886.pdf plain text: squjs-2886.txt item: #76 of 306 id: squjs-2887 author: Mahgoub, Osman; T. Kadim, Isam; Eltahir, Yasmin; Al-Lawatia, Sadeq; M. Al-Ismaili, Abdulrahim title: Nutritional Value of Vegetable Wastes as Livestock Feed date: 2018-12-30 words: 4366 flesch: 68 summary: Vegetable wastes were dried in a solar tunnel drier. The red and green cabbage waste had higher net gas production (73 and 71 ml/g DM/12h) compared to the lettuce and cauliflower vegetable waste (51 and 48 ml/g DM/12h respectively). keywords: animal; cabbage; cauliflower; et al; feed; lettuce; production; red; value; vegetable; waste cache: squjs-2887.pdf plain text: squjs-2887.txt item: #77 of 306 id: squjs-2888 author: Saleh N., Al-Busafi; Nadia M., Al-Hamami; Fakhr Eldin, O. Suliman; Beena, Varghese title: Synthesis of a Flavone Based Fluorescent Probe Bearing a Nitroolefin Moiety for Selective Detection of Cysteine date: 2018-12-30 words: 5424 flesch: 66 summary: A cysteine probe with high selectivity and sensitivity promoted by response-assisted electrostatic attraction. Upon the addition of cysteine, a remarkable fluorescence enhancement (200 fold) was observed for probe 1 accompanied with a slight blue shift from 457 nm to 459 nm. keywords: amino; chemical; cys; cysteine; detection; figure; fluorescence; mmol; probe; spectra cache: squjs-2888.pdf plain text: squjs-2888.txt item: #78 of 306 id: squjs-2889 author: Faiza A., Al-Salti; Nasser M., Al-Zeidi; Khaled, Day; Bassel, Arafeh; Abderezak, Touzene title: An Overview Survey of Recent Routing Protocols for Underwater Wireless Sensor Networks date: 2018-12-30 words: 12194 flesch: 60 summary: Generally, a 2D UWSN architecture is suitable only for applications where the depth of the monitored space is less than the transmission range of sensor nodes, so that nodes AN OVERVIEW SURVEY OF RECENT ROUTING PROTOCOLS 97 can communicate directly with sink nodes. In LB-AGR, sensor nodes are able to obtain their levels (i.e. the hop distances between the sensor nodes and the sink) and location information via flooding control packets initiated by sink nodes. keywords: data; depth; energy; hop; information; location; networks; nodes; number; packet; protocols; routing; routing protocols; sensor; sensor networks; sink; underwater; uwsns; wireless cache: squjs-2889.pdf plain text: squjs-2889.txt item: #79 of 306 id: squjs-289 author: Jamil, Tariq; Blest, David; Al-Habsi, Amer title: Towards Formulation of a Complex Binary Number System date: 2002-06-01 words: 4870 flesch: 63 summary: = 1011base –1–j 1+j3 = 0001 + 110011 = 111110base–1–j Now (2–j3)(1+j3) = 1011 x 111110 111110 1011 ========================= 111110 111110 000000 111110 ========================== 111100010 Bold-faced 1s help us in recognising the pattern 111 + 11 which results in 0 (zero rule). Arithmetic operations for complex numbers 4.1 Addition The binary addition of two complex numbers follows these rules: 0 + 0 = 0; 0 + 1 = 1; 1 + 0 = 1; 1 + 1 = 1100. keywords: = =; arithmetic; base; int; negative; number; system cache: squjs-289.pdf plain text: squjs-289.txt item: #80 of 306 id: squjs-2890 author: Ibrahim A., Al-Akhaly; Ahmed M., Al-Anweh; Mohammed I., El-Anbaawy title: Preliminary Assessment of Utilization of Al-Jaif Scoria (NW Sana’a, Yemen) for Cement Production date: 2018-12-30 words: 4107 flesch: 61 summary: 2.4 Cement Tests Analyses of the chemical composition of the PC (reference specimen) and scoria blended cements were performed by the XRF. The thin section studies show that scoria is mainly composed of volcanic glass, while the XRD analysis indicates the presence of a few zeolites mainly in the form of clinoptilolite mineral, establishing that the Al-Jaif scoria is a good additive for the cement industry. 3.2 Cement properties Chemical analyses of the control specimen and scoria blended cements are given in Table 2. keywords: cement; chemical; clinker; composition; compressive; content; figure; science; scoria; strength; volcanic; yemen cache: squjs-2890.pdf plain text: squjs-2890.txt item: #81 of 306 id: squjs-2892 author: Fatma S., Al-Musalhi; Nasser S., Al-Salti; Erkinjon, Karimov title: Initial and Boundary Value Problems for Fractional Differential Equations Involving Atangana-Baleanu Derivative date: 2018-12-30 words: 4721 flesch: 77 summary: ( ( ) (1 )) ( ) (1 ) ( ) ( ( ) (1 )) ( ) ( B s u s U s F s B s B s B B B s u F s B B s B B B s B                                                                                            ( ) 1 ) In this paper, we consider the following initial value problem (IVP) 0 0 ( ) ( ) ( ), 0, (0) , ABC t D u t u t f t t u u      (4) INTIAL AND BOUNDARY VALUE PROBLEMS OF FDES WITH A-B DERIVAITVE 139 where 0 , .u R keywords: f t; t k; t t;   cache: squjs-2892.pdf plain text: squjs-2892.txt item: #82 of 306 id: squjs-290 author: Farah, Ahcene; Chohra, Amine title: Neural-Network-Based Fuzzy Logic Navigation Control for Intelligent Vehicles date: 2002-06-01 words: 3846 flesch: 61 summary: Obstacle avoidance fuzzy neural network. Intelligent dynamic obstacles. keywords: figure; fuzzy; layer; navigation; neural cache: squjs-290.pdf plain text: squjs-290.txt item: #83 of 306 id: squjs-291 author: Al-Maghderi, Hamed S.; Ramsay, Bruce title: Deregulation of Electricity Supply Industry in Oman date: 2002-06-01 words: 4822 flesch: 43 summary: The advent of competition and the need to protect customer rights gives rest to the government's pressing reasons to establish appropriate new ESI regulations. Privatization Recommended for Oman ESI When considering the optimum privatisation technique for the Sultanate of Oman ESI, there are two important factors which need to be taken into account (Mne, 1999): keywords: competition; control; electricity; esi; government; industry; oman; power; price; regulation cache: squjs-291.pdf plain text: squjs-291.txt item: #84 of 306 id: squjs-293 author: Khan, Muhammad S.; Al-Rasbi, Nawal K.; Constable, Edwin C.; Dale, Adrian R.; Lewis, Jack title: Derivatized Pentadentate Macrocyclic Ligands and Their Transition Metal Complexes date: 2002-06-01 words: 3308 flesch: 56 summary: Preparation and electrochemistry of cobalt(II) unsaturated macrocyclic complexes and the stabilization of a cobalt(II) derivative. Pentadentate macrocyclic ligands of this type are readily prepared by template or transient template condensations of hydrazino- substituted 2,2'-bipyridines (Ansell et al 1982a, 1982b, 1983), 1,10-phenanthroline or 2,2':6',2- terpyridines with 2,6-pyridine dicarbonyl (Constable et al, 1985). keywords: chloride; complexes; ligands; macrocyclic; metal; orange; solution cache: squjs-293.pdf plain text: squjs-293.txt item: #85 of 306 id: squjs-294 author: Hago, Abdel Wahid; Al-Rawas, Amer Ali; Al-Sidairi, Awadh title: Effect of the Fineness of Artificial Pozzolana (Sarooj) on the Properties of Lime-Pozzolana Mixes date: 2002-06-01 words: 3236 flesch: 57 summary: This paper examines the effect of the fineness of artificial pozzolana on the strength development of lime-pozzolana mixtures. On the other hand, it seems that no attempts have been made to study the effect of fineness on the strength of artificial pozzolanas. keywords: development; effect; fineness; increase; lime; pozzolana; sarooj; strength cache: squjs-294.pdf plain text: squjs-294.txt item: #86 of 306 id: squjs-296 author: Mohamad, Abdul M. title: Metrization of Weakly Developable Spaces date: 2002-06-01 words: 1445 flesch: 86 summary: x g G= ∪ ∈ ∈ andst ( ) ( ) ( ){ }, , :2st x G st y G st x G= ∪ ∈ , .y }nG X :ny n N K∈ y X ∈ y :y n N∈ K X N∈ : N ∈ }nG ( Gy ∈ ∈ y s }:i y∪ X N i t∈ }n n ∈ :n− F x 2. For if it is not true then for some point we shall have y X F∈ − ( ) 1 ,t y G∈ny keywords: space cache: squjs-296.pdf plain text: squjs-296.txt item: #87 of 306 id: squjs-297 author: Hamza, E. A. title: A Fluid Film Squeezed Between Two Parallel Plane Surfaces Subject to Normal Oscillations date: 2002-06-01 words: 5101 flesch: 75 summary: − − − − ) ,t (9) where 286 A FLUID FILM SQUEEZED BETWEEN TWO PLATES The transformed boundary conditions are 2 0, 0, 0; , 0, 1 2(1 )y s F F y F F y s = = = = = + y = (15) The general solution of equation (13) is 287 keywords: equation; solution cache: squjs-297.pdf plain text: squjs-297.txt item: #88 of 306 id: squjs-298 author: Wasike, Adu A.M.; Ogana, Wandera title: Periodic Solutions of a System of Delay Differential Equations for a Small Delay date: 2002-06-01 words: 3648 flesch: 94 summary: t t t t r t θ τ θ τ θ θ τ θ τ θ θ − − − − θ (15) Solving equation (14), and noting that for fixed ( )txr =:,θ is given by ( ) cos 2 1 1 1 sin 2 1 2d r d τ θ τ θ   = −  − +  . keywords: t t cache: squjs-298.pdf plain text: squjs-298.txt item: #89 of 306 id: squjs-299 author: Veal, T.D.; McConville, C.F.; Al-Harthi, S.H. title: Surface Preparation of InAs (110) Using Atomic Hydrogen date: 2002-06-01 words: 4122 flesch: 58 summary: Charge accumulation at InAs surfaces. Surface cleaning of Si doped/undoped GaAs substrates. keywords: ahc; atomic; electron; energy; hydrogen; inas(110; layer; oxide; surface cache: squjs-299.pdf plain text: squjs-299.txt item: #90 of 306 id: squjs-300 author: Samawi, Hani M.; Tawalbeh, Eman M. title: Regression Estimator Using Double Ranked Set Sampling date: 2002-06-01 words: 5903 flesch: 82 summary: =  = ∑ Also, ( ) ( )( ) ( ) ( ) ( ) ( )( ) Re 2 ˆ ˆ ˆ 2 , , x y gD x y DRSS D RSS x y DRSS RSS D DRSS D RSS E V ar Y X E V ar Y X W X E V ar Y X X W V ar Xy Cov Y X W X β β β ∗ ∗ ∗    = + −     = + − + −  but, ( )( ) Then the double-sampling regression estimator 2 and n r m n rm′ = = dsY is given by ( )ds SRS SRSY Y X Xβ ′= + − , (3.2) 313 HANI M. SAMAWI and EMAN M. TAWALBEH where 1 SRS iX Xrm = ∑ , 1 SRS irm = ∑Y , Y X ′ is the sample mean of X based on observations of X in the first phase and 2r m ( )( ) ( ) 2 i iSRS SRS i SRS X X Y Y X X β − −∑ = −∑ . keywords: estimator; regression; rss; set cache: squjs-300.pdf plain text: squjs-300.txt item: #91 of 306 id: squjs-301 author: Gachii, Michael Kamau; Odhiambo, John Wycliff; Wachira, Anne title: Deletion Designs date: 2002-06-01 words: 5029 flesch: 83 summary: − − − − − − −∑ = − − l s l = − as required. + =   − − − + − − − − −  1 − = ( (4.6) )( )s l s l sm n m− − − −1 1 1 keywords: j j; s l cache: squjs-301.pdf plain text: squjs-301.txt item: #92 of 306 id: squjs-302 author: El-Banna, A.A.; Al- Johany, A.M. title: Effect of Cold and Hot Temperature on Behavioral and Selected Physiological Measures of Uromastyx aegyptius (Agamidae) date: 2003-06-01 words: 5191 flesch: 58 summary: Ectotherms exposed to high temperature can either attempt to regulate their body temperature below the air temperature or rely on biochemical adaptation for tolerance of high body temperature (Cossins and Bowler, 1987). Lizards exposed to high temperature can also rely on biochemical adaptations for tolerance of high body temperature. keywords: animals; blood; body; cholesterol; glucose; group; heat; lizard; plasma; proteins; temperature; u.aegyptius cache: squjs-302.pdf plain text: squjs-302.txt item: #93 of 306 id: squjs-303 author: AlKindi, A.Y.A; Mahmoud, I.Y.; Al-Siyabi, Fatma title: Physiological and Behavioral Adjustments Relative to Catecholamine Levels During Nesting in Olive Ridley (Lepidochelys Olivacea) and Hawksbill (Eretmochelys Imbricata) Sea Turtles in Masirah Island, Oman. date: 2003-06-01 words: 3953 flesch: 60 summary: The mean values for temperatures (oC) for olive ridley and hawksbill turtles, respectively, are: water (25.6 ± 0.26, n=10) (26.0 ± 0.0, n=5), sand (26.4 ± 1.18, n=10) (28.2 ± 0.86, n=5), air (25.15 ± 0.72, n=10) (26.5 ± 0.31, n=5) and cloacal (27.5 ± 0.45, n=10) (27.4 ± 0.4, n=5). Valverde et al., (1999) speculated a lower hypothalamo-pituitary-adrenal axis (HPA) in olive ridley arribada and solitary nesters than in basking and non-nesting turtles. keywords: exercise; glucose; hawksbill; lactate; levels; nesting; olive; plasma; ridley; stress; turtles cache: squjs-303.pdf plain text: squjs-303.txt item: #94 of 306 id: squjs-304 author: Patzelt, Heiko title: Efficient Synthesis of the Plant Growth Regulator Ancymidol date: 2003-06-01 words: 3258 flesch: 71 summary: IR (KBr): 3010w (νCH aromatic), 2950m and 2920w (νCH aliphatic), 2840m (νCH in CH3), 1670s (νC=O), 1595s and 1510s (νCC aromatic), 1455m, 1435m, 1415m, 1350s, 1305m, 1260s (νCO), 1205m, 1170s, 1110m, 1070w, 1025m, 985m, 835s and 780s (δCH out-of-plane), 685m (νCCl). 1H- NMR (300 MHz, CDC3): 7.80 (d, 2H, [C(2',6')H], 3Jortho = 8.9 Hz); 6.85 (d, 2H, [C(3',5')H], 3Jortho = 8.9 Hz); 3.76 (s, 3H, [OCH3]); 2.45 (m, 1H, [C(2)H]); 1.05 (m, 2H) and 0.8 (m, 2H) keywords: ancymidol; meo; mmol; plant cache: squjs-304.pdf plain text: squjs-304.txt item: #95 of 306 id: squjs-305 author: Al-Sunni, F.M. title: On the Computation of the Maximum Uncertainty Volume of Stable Polynomials date: 2003-06-01 words: 2046 flesch: 63 summary: In our development, Lemmas 1 and 3 will be used to formulate the problem for finding the maximum volume of uncertainty, for interval polynomials, as a 28 ON THE COMPUTATION OF THE MAXIMUM UNCERTAINTY VOLUME optimization problem. The diamond of polynomials case was studied in Barmish et al. (1992). keywords: diamond; polynomials cache: squjs-305.pdf plain text: squjs-305.txt item: #96 of 306 id: squjs-306 author: Mnaouer, A.B.; Day, K.; Al-Towaiq, M.; Masoud, F.A. title: Performance Evaluation of Database Systems Using Colored Petri Nets date: 2003-06-01 words: 5876 flesch: 64 summary: Petri Nets can be used to model systems of any type. On the negative side, replicated database systems may impose substantial communication overhead especially with a high ratio of write queries resulting in poor query response time. keywords: cpn; database; figure; model; place; queries; query; server; switch; systems; time; transition; write cache: squjs-306.pdf plain text: squjs-306.txt item: #97 of 306 id: squjs-307 author: Settaouti, Lahouaria; Settaouti, Abderrahmane title: A Monte Carlo Method for Low Pressure Radio Frequency Discharges date: 2003-06-01 words: 3976 flesch: 62 summary: electron density as a function of the electric field for the fourth rf cycle. of position for the fourth rf cycle. There are two distinct regions with respect to the flow of electron energy in a parallel 51 LAHOUARIA SETTAOUTI and ABDERRAHMANE SETTAOUTI plate rf discharge; the bulk plasma and the sheaths. keywords: collision; cycle; discharge; electric; electron; energy; field; plasma; sheath cache: squjs-307.pdf plain text: squjs-307.txt item: #98 of 306 id: squjs-308 author: Al-Mawsawi, S. Ali; Qader, Mohammed R. title: Steady State Analysis of a UPFC as Voltage Regulator for Optimal Position in the Transmission Line date: 2003-06-01 words: 2390 flesch: 64 summary: Active power Flow P2 for various Modulations index. Reactive power flow Q2 for various Figure 9. keywords: figure; index; modulation; power; transmission; upfc; voltage cache: squjs-308.pdf plain text: squjs-308.txt item: #99 of 306 id: squjs-309 author: Mohamad, Abdul M. title: Characterizations of K- Semimetric Spaces date: 2003-06-01 words: 2563 flesch: 85 summary: If, for each , G is an open cover of Nn ∈ n X , then X is called a ω ∆ -space (Borges, 1968). If in addition, for each , Nn ∈ ( )n,Gst is an open subset of x X , then X is called a semi- developable space. 3. keywords: space cache: squjs-309.pdf plain text: squjs-309.txt item: #100 of 306 id: squjs-3094 author: Al-Jabri, Maha; Moraetis, Daniel; Victor, Reginald title: Assessment of Heavy Metal Contamination in Soil in and around Sohar Industrial Port Area, Oman date: 2019-05-21 words: 5171 flesch: 64 summary: Summary of heavy metal concentration (mg/kg) with minimum, maximum, and mean ± standard deviation and international limits of heavy metals in soil (Zhao et al., 2014). A review of soil heavy metal pollution from mines in China: pollution and health risk assessment. keywords: area; concentrations; environmental; figure; industrial; loam; metals; oman; samples; sohar; soil; study cache: squjs-3094.pdf plain text: squjs-3094.txt item: #101 of 306 id: squjs-3096 author: Al-Abdali, Salim; Al-Dhuhli, Azan; Al-Reasi, Hassan title: Preliminary Investigations of Allelopathic Effects and Herbicide-based Eradication of Mesquite (Prosopis juliflora) date: 2019-05-21 words: 4857 flesch: 53 summary: Briefly, a 250-ml glass beaker was filled with distilled water and then 100 P. cineraria or P. juliflora seeds were poured into the water and left undisturbed for about 15-20 minutes. Germination time (GT50) and percentage (%) for seeds P. juliflora after exposure to 3 herbicides. keywords: cineraria; extracts; germination; growth; herbicides; juliflora; mcpa; plant; prosopis; radiata; seed; seedlings; species cache: squjs-3096.pdf plain text: squjs-3096.txt item: #102 of 306 id: squjs-3097 author: Roberts, Derek; Al-Alawi, Nargis; Al-Gharibi, Mai title: Effect of Alarm Chemicals and Predator Kairomones on the Behaviour of Two Species of Mosquito Larvae date: 2019-05-21 words: 3155 flesch: 58 summary: Dragonfly nymphs were kept unfed in each of the four 4 L containers overnight to allow a build-up of predator kairomones. Similarly, both species reduced bottom-feeding in response to alarm semiochemicals from chopped up larvae, but in Cx. perexiguus, this was at a significantly lower level compared with the response to predator kairomones. keywords: alarm; damselfly; dragonfly; feeding; kairomones; larvae; mosquito; predator; response cache: squjs-3097.pdf plain text: squjs-3097.txt item: #103 of 306 id: squjs-3098 author: El-Shafey, El-Said; N.F. Ali, Syeda; Al-Lawati, Haider; Al-Busafi, Saleh title: Preparation and Characterization of Acidic, Basic and Hydrophobic Dehydrated Carbons and their Capability for Methylene Blue Adsorption date: 2019-05-21 words: 5784 flesch: 61 summary: In our previous study, hydrophobic activated carbon by ethylamine surface area (9.9 m 2 /g) showed better performance in MB removal than activated carbon surface area (823 m 2 /g) The equilibrium adsorption data better fit the Langmuir model (Figure 12) with high R 2 values than the Freundlich model indicating the formation of a monolayer of MB molecules on carbon surfaces at equilibrium (Table 4). keywords: adsorption; area; bdc; bdcs; carbon; dcs; figure; groups; hdc; surface cache: squjs-3098.pdf plain text: squjs-3098.txt item: #104 of 306 id: squjs-3099 author: Sundararajan, Narasimman; Pracejus, Bernhard; Al- Khirbash, Salah; Al-Hosni, Talal; Ebrahimi, Ala Ebrahimi; Al-Lazki, Ali; Al-Mushani, Musallam title: Radiometric Surveys for Detection of Uranium in Dhofar Region, Sultanate of Oman date: 2019-05-21 words: 4374 flesch: 53 summary: 2. Uranium Occurrence The major types of Uranium deposits are grouped according to their respective geological setting [10-13]. Gamma Ray Spectrometry The most obvious technique to explore Uranium deposits is the radiometric method, as it directly records the decay of the isotopes of these elements. keywords: analysis; area; deposits; figure; gamma; gamma ray; geological; oman; ray; rocks; spectrometry; study; sultanate; uranium cache: squjs-3099.pdf plain text: squjs-3099.txt item: #105 of 306 id: squjs-310 author: Wasike, Adu A.M. title: Synchronization and Oscillator Death in Diffusively coupled lattice oscillators date: 2003-06-01 words: 4649 flesch: 77 summary: It is well known (Householder 1964) that the eigenvalues of ∆ are 1 0 0, 2 2 cos ,1 1,s s s n n π λ λ= = − − ≤ ≤ − and they are simple. 1 k k k U V k k U V U V U I V k α φ φ α α φ φ α α α  +  − − − −   =    −    − + − keywords: equation; j j; lattice; oscillator cache: squjs-310.pdf plain text: squjs-310.txt item: #106 of 306 id: squjs-3101 author: Al-Akhaly, Ibrahim; Al-Shwafi, Nabil; Al-Matari, Basem; I.Siam, Eman title: Petroleum Hydrocarbon Residues in Surficial Sediment Samples from Aden City Coasts, Yemen date: 2019-05-21 words: 5462 flesch: 58 summary: 4. Results and Discussion The results of pristane (Pr), phytane (Ph), squalane (Sq) and ∑AHs concentrations in surface sediment samples from Aden city coasts are presented in Table 1. The presence of Pr in significant concentra tions supports the biogenic origin of hydrocarbons in surface sediment samples [28]. keywords: aden; distribution; figure; hydrocarbons; marine; oil; pahs; petroleum; pollution; samples; sediments; sources; station; surface cache: squjs-3101.pdf plain text: squjs-3101.txt item: #107 of 306 id: squjs-3102 author: Koca, Mehmet; Koc, Ramazan; O.Koca, Nazife title: Two Groups 2^3.〖PSL〗_2 (7) and 2^3:〖PSL〗_2 (7) of Order 1344 date: 2019-05-21 words: 9118 flesch: 84 summary: Keywords: Finite groups; Discrete octonions; Group extensions; Character table; Tensor products. The conjugacy classes are given by the set of group elements 𝐶1 = (1), 𝐶2 = ( 𝛼, 𝛼 2, 𝛼 4), 𝐶3 = ( 𝛼 3, 𝛼 5, 𝛼 6), 𝐶4 = (𝛼 𝑎 𝛽), 𝐶5 = (𝛼 𝑎𝛽2), (𝑎 = 0, 1, … , 6). keywords: -1 -1; group 𝑃𝑆𝐿2(7; 𝑃𝑆𝐿2(7; 𝑆4 𝐶1; 𝑉1 𝑉2; 𝑉2 𝑉3 cache: squjs-3102.pdf plain text: squjs-3102.txt item: #108 of 306 id: squjs-311 author: Eltayeb, Elsadig A.; Al-Sinani, Sana Salem; Khan, I. A. title: Effect of Mechanical Injury and Low Temperature Storage on the Accumulation of Glycoalkaloids in the Tubers of 7 Varieties of Potato (Solanum Tuberosum L.) grown in Oman date: 2003-06-01 words: 7184 flesch: 61 summary: Following treatment, the flesh and peel of most of the mechanically injured potatoes contained higher total glycoalkaloid content than the control. Higher glycoalkaloid content was detected in the peel tissue than in the flesh (Table 2). keywords: accumulation; content; glycoalkaloid; potato; storage; treatment; tubers; varieties; weeks cache: squjs-311.pdf plain text: squjs-311.txt item: #109 of 306 id: squjs-312 author: Ba-Omar, Taher; Victor, Reginald; Tobias, Daniel title: Some Aspects of the Anatomy and Histology of Digestive Tracts in Two Sympatric Species of Freshwater Fishes date: 2003-06-01 words: 3591 flesch: 62 summary: Therefore, it is necessary to describe and compare sections of alimentary canal above and below the constriction that seemingly separates 'stomach' from that of 'intestine' in A. dispar. What is referred to as ‘stomach’ in these studies is the morphologically distinct, enlarged sac-like portion of the gut separated from intestine by a constriction (Ba-Omar and Victor, 2000). keywords: alimentary; canal; dispar; fish; intestine; length; rugae; stomach cache: squjs-312.pdf plain text: squjs-312.txt item: #110 of 306 id: squjs-313 author: Khalili, Fawwaz I.; Mousa, Khaled M.; Soudani, Ehsan I. title: Solvent Extraction of Thorium(IV) by Didodecylphoric Acid date: 2003-06-01 words: 2682 flesch: 67 summary: Variation of Kd with extraction time at 25 oC. 108 SOLVENT EXTRACTION OF THORIUM(IV) 3. Results and Discussion Effect of extraction time: From Figure 1 establishes that equilibrium was attained in three hours, a time of four hours was selected. keywords: acid; ddpa; extraction; figure; solution; thorium(iv cache: squjs-313.pdf plain text: squjs-313.txt item: #111 of 306 id: squjs-314 author: Al-Shihry, Shar Saad title: Synthesis and Crystal Structure of Overcrowded Non-photochromic Organometallic Fulgide date: 2003-06-01 words: 1978 flesch: 64 summary: بواسطة تحليل األشعة السينية للبلورات7 فولجايد التثبت من تركيب ABSTRACT: Pure E-isomer overcrowded organometallic fulgide 1 was obtained by using successive Stobbe condensations between ketones and succinate diester. The structure of 7 was confirmed by X-ray crystallographic analysis. keywords: fulgide; o o; structure cache: squjs-314.pdf plain text: squjs-314.txt item: #112 of 306 id: squjs-315 author: Al-Jabri, K.S.; Hago, A.W.; Alnuaimi, A.S.; Al-Mahrooqi, S. title: Analysis of Fire Data in Oman date: 2003-06-01 words: 3951 flesch: 68 summary: This will also provide useful recommendations with regard to fire safety including causes, people’s awareness and education, etc. This, in turn, will provide better understanding of fire safety including causes, people’s awareness and education. keywords: data; figure; fire; increase; number; oman; regulations; safety; total cache: squjs-315.pdf plain text: squjs-315.txt item: #113 of 306 id: squjs-316 author: Al-Lawati, Ali; Ahmed, Afaq title: Realization of a Simplified Controllability Computation Procedure: a MATLAB- SIMULINK Based Tool date: 2003-06-01 words: 4318 flesch: 54 summary: Here we present the development, design and use of a user-friendly tool to compute and scan the complete controllabilities information of digital system circuits. 4. Developed tool Using MATLAB-SIMULINK, a simplified tool is developed to study the exhaustive controllability analysis of digital system circuits where the user is supposed to define only the connectivity of the circuit. keywords: block; circuit; controllability; design; figure; node; output; system; test; tool cache: squjs-316.pdf plain text: squjs-316.txt item: #114 of 306 id: squjs-317 author: A. Zain, Adnan title: On Group Codes Over Elementary Abelian Groups date: 2003-06-01 words: 3252 flesch: 73 summary: 2 2 0 0 1 0 0 1 0 0 0 0 1 1 1 0 1 0 0 1 0 1 0 0 1 1 1 1 0 1 1 0 ( ) , , , , , , , , , , , , , , 0 0 0 0 0 0 1 0 0 1 0 0 1 0 0 1 1 0 0 1 1 1 1 0 0 1 1 1 1 1 M Z                               =                                                            1 1 , 1 1           2 2 10 01 11 01 10 11 ( ) , , , , , 01 10 10 11 11 01 GL Z              =                           2 2 2 00 10 01 11 , , , (2 00 01 11 10 F G          = ≡                  ) The parity check matrix Η for the code can be obtained as follows )( nkn ×− 1 2 tr n x e x e x ex            Η = Η =            MM (8)             =Η invksss invk invk ψψψψψψ ψψψψψψ ψψψψψψ KK MKMMMKMM KK KK | | | 0021 0022212 0012111 (9) where invψ is the endomorphism that maps every element on to its inverse. keywords:  ;  ;  ;   cache: squjs-317.pdf plain text: squjs-317.txt item: #115 of 306 id: squjs-318 author: Manene, M.M. title: Step-Wise Group Screening Designs with Unequal A-Priori Probabilities and Errors in Observations date: 2003-06-01 words: 5420 flesch: 88 summary: − − −   Π       + − − − − − − +  Π    ∑ *2 *2 − − − =   keywords: = =; k k; k p cache: squjs-318.pdf plain text: squjs-318.txt item: #116 of 306 id: squjs-319 author: Youssef, Abdelgader K.; Nair, Achuthan title: Thermal Effects on the Body mass, Transpiration rate, Feeding and Food Conversion of the Pillbug Armadillo officinalis (Isopoda, Oniscidea) Fed on the Dry Leaf of Punica Granatum date: 2004-06-01 words: 2774 flesch: 59 summary: Microsoft Word - Biol030604.doc 1-5 SQU Journal For Science, 9 (2004) © 2004 Sultan Qaboos University 1 Thermal Effects on the Body mass, Transpiration rate, Feeding and Food Conversion of the Pillbug Armadillo officinalis (Isopoda, Oniscidea) Fed on the Dry Leaf of Punica Granatum Abdelgader K. Youssef and G. Achuthan Nair Department of Zoology, Faculty of Science, University of Garyounis, P. O. Box 9480, Benghazi, Libya, Email: gachuthannair@yahoo.com. Observations were made on the body mass; transpiration rate; assimilation efficiency; gross and net production efficiencies; feeding, assimilation, conversion and metabolic rates of the pillbug Armadillo officinalis Dumeril acclimatized at 14º and 21 °C for 15 days and fed on the dry leaf of Punica granatum (Pomegranate). keywords: body; feeding; granatum; mass; nair; officinalis; transpiration cache: squjs-319.pdf plain text: squjs-319.txt item: #117 of 306 id: squjs-320 author: Al-Barwani, Fatma M.; Eltayeb, Elsadig A. title: Xanthotoxin and Other Furanocoumarins as Phytoalexins in Pastinaca sativa L. roots date: 2004-06-01 words: 4021 flesch: 57 summary: Although xanthotoxin was found to be the major furanocoumarin component of parsnip root both constitutively (0.051 mg/g fresh weight) and CuCl2 induced (1.47 mg/g fresh weight), the present study shows that xanthotoxin is not the only induced compound in parsnip roots. The five furanocoumarins were present in small amounts in control parsnip roots. keywords: angelicin; compounds; furanocoumarins; parsnip; pastinaca; phytoalexins; psoralen; roots; sativa; xanthotoxin cache: squjs-320.pdf plain text: squjs-320.txt item: #118 of 306 id: squjs-321 author: Al-Busafi, Saleh; Al-Harthi, Munir; Al-Sabahi, Bushra title: Isolation of Aristolochic Acids from Aristolochia Bracteolata and Studies of their Antioxidant Activities date: 2004-06-01 words: 2257 flesch: 57 summary: Minor aristolochic acids from Aristolochia Argentina and mass spectral analysis of aristolochic acids. The genus Aristolochia is a source of aristolochic acid, which has been evaluated in China for the treatment of wounds and infectious diseases; it was found to be useful for promoting wound healing in ulcers, burns, and scalds (Jiangsu, 1977). keywords: acid; antioxidant; aristolochia; group; vitamin cache: squjs-321.pdf plain text: squjs-321.txt item: #119 of 306 id: squjs-322 author: Covachev, Valery C.; Yurtsever, H. Ali title: Solution of a Nonlinear Functional Equation date: 2004-06-01 words: 3002 flesch: 85 summary: Hα α α α α λ λ +∈ = ∑Z Z Z Z Z Z… … S F C G G Gα α α α α λ λ +∈ = ∑Z Z Z Z Z Z… (12) where we have denoted ( ) ( )C C keywords: n n; z z cache: squjs-322.pdf plain text: squjs-322.txt item: #120 of 306 id: squjs-323 author: Chentouf, Boumediène; Boudellioua, Mohamed S. title: A New Approach to the Stabilization of the Wave Equation with Boundary Damping Control date: 2004-06-01 words: 2929 flesch: 82 summary: y y dx ε ε ε Ω Ω ≤ ∇ + + Ω   + Γ ∇ + + ∫ ∫ where 1C is a positive constant depending on Ω (see Adams (1976) or Mikhaïlov (1980)). y y zz dx z dx keywords: y y cache: squjs-323.pdf plain text: squjs-323.txt item: #121 of 306 id: squjs-324 author: Benmerzouga, Ali title: Optimal Control of Switching Linear Systems date: 2004-06-01 words: 4818 flesch: 68 summary: The dynamics of switching control systems can be studied for both continuous and discrete time systems as mentioned in Benmerzouga (1985) and (1997). k k N keywords: approach; benmerzouga; state; system; | | cache: squjs-324.pdf plain text: squjs-324.txt item: #122 of 306 id: squjs-325 author: Aggoun, Lakhdar title: Recursive Estimation of a Discrete-Time Lotka-Volterra Predator-Prey Model date: 2004-06-01 words: 6194 flesch: 84 summary: The observed random variables Z Xk ky y, are assumed to have joint distribution: 1( ) X Z k k k k k k k k kP y m y n G z Z R x X F−= , = | , , , , , , ( ) (1 ) ( ) (1 )k kk k F m ] ( )1 [ ( )2 Z Z k k k k k kk k Z kk k k k k Z k k k k y y RZ k k k k k k R z k k k k zz z Z kZ zz yk k kz Z ZR z k k k y Rk k k k k k k zk k ZR z k k v Z z z E G E w Z Z p p G v Z z E p p E w Z z G Z z R G Z v Z E p w σ λ ϑ σ ϑ σ ϑ − − − + − +− − − keywords: = −; k e; k k; k z; y k; − − cache: squjs-325.pdf plain text: squjs-325.txt item: #123 of 306 id: squjs-326 author: Samawi, Hani M.; Al-Samarraie, Ahmed Y.A.; Al-Saidy, Obaid M. title: On Regression Estimators Using Extreme Ranked Set Samples date: 2004-06-01 words: 8697 flesch: 76 summary: i m k y y x a ERSSai k k j i E Y X E Y X X X E Y X X X n E X X X X n                                  then Also,               2 ˆ ˆ ˆ 2 , , x y Ereg x y ERSSa a x ERSSa x y ERSSa x ERSSa y a ERSSa a x ERSSa E Var Y X E Var Y X X E Var Y X X Var X Cov Y X X                         but,        r/2 r/2 [ ] ( ) keywords: erssa; estimator; regression; y x;  ;   cache: squjs-326.pdf plain text: squjs-326.txt item: #124 of 306 id: squjs-328 author: Al-Ghelani, H.M.; AlKindi, A.Y.A; Amer, S.; Al-Akhzami, Y.K title: Harmful Algal Blooms: Physiology, Behavior, Population Dynamics and Global Impacts- A Review date: 2005-06-01 words: 16838 flesch: 63 summary: Not only has the magnitude and intensity of public health and economic impacts of these blooms increased in recent years, but the number of geographic locations experiencing toxic algal blooms has also increased dramatically. Toxic algal blooms and red tides: A global perspective. keywords: 1985; 1989; 1991; 1993; 1995; 1997; acid; algal; anderson; biol; blooms; d.m; diatom; dinoflagellate; eds; effects; elsevier; et al; fish; hallegraeff; marine; new; phytoplankton; phytoplankton blooms; poisoning; red; sea; shellfish; smayda; species; tide; toxic; toxins; water; york cache: squjs-328.pdf plain text: squjs-328.txt item: #125 of 306 id: squjs-329 author: Fakhrildin, Muhammad-Baqir M-R. title: Effect of Cumulus cell co-culture and Protein Supplement on Success of in vitro Fertilization and Development of Pre-implanted Embryos in mice date: 2005-06-01 words: 4958 flesch: 59 summary: Therefore, we studied the influence of cumulus cells co-culture and protein supplement within culture medium on percentages of in vitro fertilization (IVF) and normal development of early stages of mouse embryo later. Oocytes were collected and treated with hyaluronidase to remove cumulus cells. keywords: cells; culture; cumulus; cumulus cells; development; embryonic; embryos; fluid; ivf; medium; oocytes; protein; vitro cache: squjs-329.pdf plain text: squjs-329.txt item: #126 of 306 id: squjs-330 author: AlKindi, A. Y. A. title: Circulating Hormone Levels in Hatchlings of Green Turtle, Chelonia mydas, from Ras Al-Hadd Reserve, Oman date: 2005-06-01 words: 2858 flesch: 62 summary: (1999) reported that incubation temperature could influence sex steroid levels 6 weeks after hatching in the red-eared slider turtle. Introduction n many reptiles including turtles, sex determination depends on incubation temperature. keywords: green; hatchlings; hormone; incubation; levels; plasma; sex; temperature; turtle cache: squjs-330.pdf plain text: squjs-330.txt item: #127 of 306 id: squjs-331 author: Touzene, Abderezak; Day, Khaled title: Conditional Fault-Diameter of Torus Networks date: 2005-06-01 words: 6319 flesch: 80 summary: 2 3k⎢ ⎥ −⎣ ⎦ , the alternative path will be Pr: x, x L 0 , longest path in C0 to reach yLLL 0, shortest path in this row to reach yLLL m, yLL m, yL m, y. (path length=k-2 < k+2). One fault is neighbor of y, the second and the third (if 3 faults) are not a neighbor of x: this case can be solved using slight modification of the paths in case 1.4.2 as follows: If the faulty neighbor of y is yS 0: We use P3, P4 and • M1: x, xS0, xS1, shortest path in C1 to reach y1, y (path length L+2 keywords: case; fault; k+2; length; nodes; path; path length cache: squjs-331.pdf plain text: squjs-331.txt item: #128 of 306 id: squjs-332 author: Day, Khaled; Touzene, Abderezak title: The Conditional Fault-Diameter of the K-ary n-Cube date: 2005-06-01 words: 6797 flesch: 86 summary: If h =2 and n ≥ 3 then 2n-h = 2n-2 ≥ 4 and / 2 2 2 / 2 2 / 2h k k n k⎢ ⎥ ⎢ ⎥ ⎢ ⎥⎣ ⎦ ⎣ ⎦ ⎣ ⎦+ = + ≤ (since n≥3 and k≥4). The k-ary n-cube knQ can be partitioned into k disjoint k-ary (n-1)-cubes. keywords: faulty cache: squjs-332.pdf plain text: squjs-332.txt item: #129 of 306 id: squjs-333 author: Boudellioua, M.S.; Chentouf, B. title: Realization in Generalized State Space form for 2-D Polynomial System Matrices date: 2005-06-01 words: 6513 flesch: 79 summary: z v s z− ⎡ ⎤ ⎢ ⎥ ⎢ ⎥⎣ ⎦ 1 8 6 5 4 3 2 7 6 5 4 3 2 17 35 22 103 29 114 9 179880 1879 1563 37934 93203 202249 68516 12719 102237 , z z z z z z z s z z z z z z z + − + + − − − + − + − + − − + ( ),P s z 1 1 REALIZATION IN GENERALIZED STATE SPACE FORM 87 ( ),P s z 2 ( ) ( ) ( ) ( ) 4 3 2 4 4 3 2 3 4 3 2 2 4 3 2 4 3 2 2 2 3 8 8 4 2 16 13 12 3 2 24 13 11 5 14 3 z z z z s z z s z z z z s z z z z s z z z z z + + − + I − − − − − +⎡ ⎤= ⊗⎣ ⎦ (3.9) where j = 1, 2, . . . keywords: s z; − −; ⎢ ⎥; ⎤ ⎢; ⎥ ⎢ cache: squjs-333.pdf plain text: squjs-333.txt item: #130 of 306 id: squjs-334 author: Hamadi, Oday A. title: Employment of Some Parameters to Enhance Laser-Drilling of Aluminum date: 2005-06-01 words: 2592 flesch: 64 summary: Laser drilling is one of the earliest applications that accompanied laser invention. About 90% of the material removed in laser drilling is in the form of liquid drops condensed on the walls of the hole as the rest being material vapor (Ready 1978a, Charchan 1972). keywords: depth; drilling; energy; hole; laser; material; surface cache: squjs-334.pdf plain text: squjs-334.txt item: #131 of 306 id: squjs-335 author: Manene, M.M.; Simwa, Simwa title: The Performance of Step-Wise Group Screening Designs date: 2005-06-01 words: 6004 flesch: 78 summary: Now ( ) ( ) 4 4 1 2, 1 1 ; ; , ,k x y x y R B x y p p k = = Ε∑ ∑ ⎡ ⎤⎣ ⎦ ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) (( ) 1 2 1 21,2 2,1 1 2 1 21,3 3,1 3 3 2 1 2 1; 2; , , 2;1; , , 1; 3; , 3;1; , , 2 420 13 45 184 84 1 15120 k k k k k k R B p p k R B p p k R B p p R p p k k p p k k k p p − Ε + Ε +Ε + Ε Β − = + − + − ⎡ ⎤ ⎡ ⎤= ⎣ ⎦ ⎣ ⎦ ⎡ ⎤ ⎡ ⎤ ⎣ ⎦ ⎣ ⎦ ( )( )( )( ) ) ( ) 43 2 2 2 1 221 3 94 435 1609 660 1 4, , k k k k k p p p x y x y x y k − + − + − + + − + ≤ ≠ + ≤ (3.24) Using the same argument as that used in the proof of lemma 3.1 and lemma 3.2, we obtain ( )( ) ( )1,4 37 497 11 14 45 90 3 1 k R k k k k Ε = + − − − (3.15) ( )( ) ( )2,3 77 259 9 7 180 90 2 3 1 k R k k k k Ε = + − − − (3.16) ( )( ) ( )1,5 107 1663 13 35 126 252 6 1 kE R k k k k = + − − − (3.17) ( )( ) ( )2,4 28 217 8 14 and 45 45 3 1 k R k k k k Ε = + − − − (3.18) Let 0sR denotes the number of tests required to analyse a group-factor of size keywords: group; k k; step cache: squjs-335.pdf plain text: squjs-335.txt item: #132 of 306 id: squjs-336 author: Qhraman, Naso S.; Fakhrildin, Muhammad-Baqir M-R.; Bra, Dhaher H. title: Evaluation of Seminal Fluid Parameters, Reproductive Hormones and Testicular Biopsy for non-obstructive Azoospermic Patients with Sertoli cell only Syndrome date: 2006-06-01 words: 4122 flesch: 61 summary: S. QHRAMAN, MUHAMMAD-BAQIR M.R. FAKHRIDIN and DHAHER H. BRA 2 The results of this study showed that the mean age of NOA patients with Sertoli cell only syndrome (SCOS) was 33.875 years, and 47.05 % of NOA patients have had 2-4 years duration of infertility. High and abnormal concentrations of serum FSH were registered for NOA patients with SCOS. keywords: biopsy; cells; infertility; noa; non; patients; scos; sertoli; serum; study; testicular; tubules cache: squjs-336.pdf plain text: squjs-336.txt item: #133 of 306 id: squjs-339 author: Parkash, Om; Sharma, P.K.; Kumar, Subhash title: Two New Measures of Fuzzy Divergence and Their Properties date: 2006-06-01 words: 3331 flesch: 87 summary: − − + ≥ So that ( ) 1 1ψ 1 1x x x ⎛ ⎞′ = − − = −⎜ ⎟ ⎝ ⎠ . keywords: µ µ cache: squjs-339.pdf plain text: squjs-339.txt item: #134 of 306 id: squjs-340 author: Hassan, M.H.A.; Eltayeb, I.A. title: The Time Evolution of a Constant Mass of Air Pollutant Emitted by a Point Source date: 2006-06-01 words: 6494 flesch: 69 summary: The boundary and initial conditions (2.11) can be written in terms of u as ( ) ( ) ( ) 0 / 2 0 / 2 (i) u( , , , ) 0 (ii) u( , , , 0) (iii) u( , , , ) 0, as , , , x b x b x y t x y e y x h e x y t x y t ν ν ζ The inversion of the Weber transform gives ( ) ( ) ( ) 1 2 2 0 0 00 , , , exp , ; , , 4 4 42 h t x y u x y t F t h dp b bt atbt ν ς ς ς ν + ∞⎧ ⎫⎛ ⎞ = − + keywords: diffusion; pollutant; time; wind cache: squjs-340.pdf plain text: squjs-340.txt item: #135 of 306 id: squjs-341 author: Mohammed, K.A. title: Specific Heat of Dy.40 Cu.37 Y.23 Amorphous Alloy at Low Temperatures date: 2006-06-01 words: 2525 flesch: 63 summary: The low temperature specific heat of rare earth magnetic amorphous alloys appears to posses intrinsic features such as the well defined sharp anomaly in the low field ac susceptibility at a certain C K.A. MOHAMMED 96 temperature, Tf, which is a function of the magnetic element, a broad maximum in the specific heat at a temperature, Tm, and specific heat linear term in T at low temperatures. Measurements of the specific heat of Pr21Ag79, Sm21Ag79 and Lu21Ag79 amorphous alloys reported by (Garoche et al., 1980) are characterized by a large and nearly temperature independent term down to very low temperatures. keywords: alloy; heat; mohammed; temperature cache: squjs-341.pdf plain text: squjs-341.txt item: #136 of 306 id: squjs-342 author: Al-Busafi, Saleh; Al-Riyami, Mubarak; Al-Ouwaisi, Khadija; Hisham, Abdulkhader title: Screening of Antioxidant and Radical Scavenging Activities of Some Omani Medicinal Plants date: 2007-06-01 words: 2668 flesch: 54 summary: [(AB – AA)/AB] x 100 Where: AB-absorption of blank sample; AA- absorption of tested extract solution. 3.5 Evaluation of antioxidant activity The antioxidant activity of plant extracts was evaluated by the phosphomolybdenum method according to the procedure of Prieto et al., (1999). 1.0 Aristolochia bracteolata 0.88 Citrullus colocynthis 0.82 Teucrium mascatense 0.97 Rhazya stricta 0.75 Nerium oleander 0.99 a Aw, activity relative to Oscimum basilicum on a weight basis The extract of A. tortilis exhibited higher antioxidant activity than O. basilicum, while extracts of Z. spina- christi, T. hausknechti and N. oleander showed antioxidant activities, similar to the reference extract. keywords: activities; activity; antioxidant; extracts; leaves; plant; radical; scavenging cache: squjs-342.pdf plain text: squjs-342.txt item: #137 of 306 id: squjs-3424 author: Al-Husnan, Latifa; Al-Kahtani, Muneera; Farag, Randa title: Molecular Characterization of Fumonisin Mycotoxin Genes of Fusarium sp Isolated from Corn and Rice Grains date: 2020-01-19 words: 5587 flesch: 56 summary: Lee, T., Lee, S.H., Shin, J.Y., Yun, J.C., Lee, Y.W. and Ryu, J.G. Occurrence of Fusarium mycotoxins in rice and its milling by-products in Korea. 2.4 Molecular identification of trichothecene 3-O acetyltransferase (TRI101) toxin gene 2.4.1 Isolation of genomic DNA The mycelium mass of Fusarium species isolates grown on a PDA broth medium was harvested by centrifugation at 6000 rpm for 10 min. keywords: acetyltransferase; corn; eeeeeeeeeeeeee; epitopes; food; fumonisin; fungi; fusarium; gene; grains; identification; isolates; journal; molecular; mycotoxin; rice; species; tri101; trichothecene cache: squjs-3424.pdf plain text: squjs-3424.txt item: #138 of 306 id: squjs-3425 author: Al-Owasi, Yusra; Elshafie, Abdulkhadir; Sivakumar, Nallusamy; Al-Bahry, Saif title: Synthesis of Pullulan-Mediated Silver Nanoparticles (AgNPs) and their Antimicrobial Activities date: 2020-01-19 words: 3662 flesch: 50 summary: Many strains of A. pullulans reported in the literature produced melanin. 3.2 Extraction of pullulan Pullulan is synthesized intracellularly and secreted into media by A. pullulans strains. keywords: activities; activity; agno3; agnps; antifungal; figure; mangrovei; nanoparticles; pullulan; silver; synthesis cache: squjs-3425.pdf plain text: squjs-3425.txt item: #139 of 306 id: squjs-3426 author: Sherwani, Neelam title: Flora, Life-forms and Biological Spectrum of Muscat Governorate date: 2020-01-19 words: 6454 flesch: 64 summary: Ch Per x x 165. Salvia aegyptiaca Ch Ann x x 132. keywords: ann; ann x; arabia; area; biological; climate; flora; forms; governorate; habitats; journal; life; muscat; oman; plant; saudi; species; spectrum; study; th ann; therophytes; vegetation; x x cache: squjs-3426.pdf plain text: squjs-3426.txt item: #140 of 306 id: squjs-3427 author: Boulbrachene, Messaoud title: Finite Element Convergence Analysis of a Schwarz Alternating Method for Nonlinear Elliptic PDEs date: 2020-01-19 words: 6138 flesch: 84 summary: h h h h u u u u u u u            Case 2. 2 2 2 2 2 2 2 2 2 2 1 1 2 2 1 h h h u u u u u     h h h h h h u u u f u f u u u               1 1 0 0 0 0 1 1 1 1 2 2 1 1 2 max , h h h k u u u u u            We then have to distinguish between two cases 0 0 0 0 0 0 1 1 2 2 1 1 1 2 1 1 : max , h h h k k u u u u u u            FINITE ELEMENT CONVERGENCE ANALYSIS OF A SCHWARZ ALTERNATING METHOD 115 and 0 0 0 0 0 0 1 1 2 2 2 2 1 2 2 2 : max , h h h k u u u u u u           Case 1. implies that 1 1 1 1 0 0 1 1 1 1 1 1 1 1 1 h h h k u u u u u       and hence 1 1 1 1 0 0 1 1 1 1 1 1 1 1 1 h keywords: h u; n h; n n; n u; u u; u  cache: squjs-3427.pdf plain text: squjs-3427.txt item: #141 of 306 id: squjs-3428 author: H. Hussein, Niazy; I. Amen, Azad title: Zero-Hopf Bifurcation in the Generalized Stretch-Twist-Fold Flow date: 2020-01-19 words: 4581 flesch: 72 summary: Thus, we obtain the following system 𝑑𝑟 𝑑𝜃 = 𝜖, 𝑓1,1 + 𝜖2 𝜔2 𝑓2,1(𝑟, 𝜃, 𝑊) + 𝑂(𝜖 3), 𝑑𝑊 𝑑𝜃 = 𝜖 𝑓1,2 + 𝜖 2 𝑓2,2(𝑟, 𝜃, 𝑊) + 𝑂(𝜖 3), } (13) where 𝑓1,1 = −𝑟 𝑊 𝜔 (8(𝑐𝑜𝑠(𝜃)) 2 �̃� + 10(𝑐𝑜𝑠(𝜃)) 2 − 2 − 𝑠𝑖𝑛(𝜃)𝑐𝑜𝑠(𝜃)�̃�2), 𝑓1,2 = 1 𝜔 ( −𝑟2 𝑐𝑜𝑠(𝜃)𝑠𝑖𝑛(𝜃)�̃�2 + 3𝑊 2 − 3𝛼4 2 + 𝑟2 + 10𝑟2 (𝑐𝑜𝑠(𝜃)) 2 ), 𝑓2,1 = (8(𝜔𝛼3 − �̃�𝛼1)𝑐𝑜𝑠 2(𝜃) + 𝑠𝑖𝑛(𝜃)𝑐𝑜𝑠 (𝜃)�̃�2𝛼1 + 2𝛼1 − 𝑐𝑜𝑠(𝜃)𝑠𝑖𝑛(𝜃)𝛼2𝜔 − 10𝑐𝑜𝑠 2(𝜃)𝛼1)𝑟𝑊 + ( −160𝑐𝑜𝑠3(𝜃)𝑠𝑖𝑛(𝜃)�̃� + 20𝑠𝑖𝑛(𝜃)𝑐𝑜𝑠(𝜃) + 12𝑐𝑜𝑠2(𝜃) �̃�2 + 𝑐𝑜𝑠 3(𝜃) 𝑠𝑖𝑛(𝜃)�̃�2 2 + 8𝑐𝑜𝑠2(𝜃) �̃�2�̃� − 64𝑐𝑜𝑠 3(𝜃)�̃�2 𝑠𝑖𝑛(𝜃) − 16𝑐𝑜𝑠4(𝜃)�̃�2�̃� − 20 𝑐𝑜𝑠 4(𝜃)�̃�2 − 100𝑐𝑜𝑠3(𝜃) 𝑠𝑖𝑛 (𝜃) + 16 𝑠𝑖𝑛(𝜃)𝑐𝑜𝑠(𝜃)�̃�)𝑊 2𝑟, 𝑓2,2 = 3𝛼1𝛼4 2 + ( 3𝛼4 2𝑐𝑜𝑠2(𝜃)�̃�2 + 30𝛼4 2 𝑠𝑖𝑛(𝜃) 𝑐𝑜𝑠(𝜃) + 24𝛼4 2 𝑠𝑖𝑛 (𝜃)𝑐𝑜𝑠(𝜃)�̃�) 𝑊 + ( −𝛼1 + 𝑠𝑖𝑛(𝜃)𝑐𝑜𝑠(𝜃 )� keywords: equilibrium; hopf; periodic; system cache: squjs-3428.pdf plain text: squjs-3428.txt item: #142 of 306 id: squjs-3429 author: M. Mohammed Salih, Haval title: Connected Components of the Hurwitz Space for the Symmetric Group of Degree 7 date: 2020-01-19 words: 4026 flesch: 73 summary: If 𝑥 ∈ 𝐺, define the index of x by 𝑖𝑛𝑑 𝑥 = 𝑛 − 𝑜𝑟𝑏 (𝑥) where 𝑜𝑟𝑏 (𝑥) is the number of orbits of < 𝑥 > on Ω. Also 𝐹𝑖𝑥 𝑥 = {𝜔 ∈ 𝛺 |𝑥𝜔 = 𝜔}, 𝑓(𝑥) = |𝐹𝑖𝑥 𝑥|. In this paper we only consider primitive groups. keywords: ℋ𝑟 𝐴 cache: squjs-3429.pdf plain text: squjs-3429.txt item: #143 of 306 id: squjs-343 author: Al-Rawi, Fitian R.; Al-Rahim, Ali M. title: A Procedure to Correct Errors in Depth Estimation from Slope Hale Slope Method date: 2007-06-01 words: 3473 flesch: 59 summary: 5. Conclusions, discussion and recommendation Depth estimated by slope half-slope method accompanied serious errors in model applications which should be considered in any calculation of magnetic source depths. On the use of different methods for estimating magnetic depth. keywords: depth; errors; estimation; figure; inclination; method; procedure; slope; value cache: squjs-343.pdf plain text: squjs-343.txt item: #144 of 306 id: squjs-3431 author: Mahgoub, Osman; Al-Mahrouqi, Hafidh; Al-Lawati, Sadeq; Al-Muqbali, Rabea title: Nutritional Value of Vegetable Wastes as Livestock Feed date: 2020-01-19 words: 4210 flesch: 68 summary: Drying spirulina by centrifugation resulted in higher gas production indicating that spirulina dried by this method is more digestible. Spirulina DM (%) CP (%DM) EE (%DM) keywords: acids; animal; content; feed; gas; growth; ncs; platensis; production; protein; spirulina; value; water cache: squjs-3431.pdf plain text: squjs-3431.txt item: #145 of 306 id: squjs-344 author: Choudhury, M.A.; Zaman, S.I.; Al-Nassar, Yaqoub title: A knowledge-Induced Operator Model date: 2007-06-01 words: 10405 flesch: 50 summary: In the language of social theory expression (13) signifies that integration resulting from inter- and intra- system interaction are continuously evolved under the impact of new sequences of knowledge values }{ iθ derived from the epistemology T → s(T ). These are evaluated for the attained degree of unity of systemic knowledge by reference to the fundamental epistemology of unity of knowledge. keywords: choudhury; domain; entities; epistemology; function; iie; knowledge; learning; operator; processes; relational; systems; unity; values; variables; wellbeing cache: squjs-344.pdf plain text: squjs-344.txt item: #146 of 306 id: squjs-345 author: Wasike, Adu A.M.; Rotich, K.T. title: Synchronization and persistence in Diffusively Coupled Lattice Oscillators date: 2007-06-01 words: 5110 flesch: 70 summary: Lattice oscillators, bravais lattice, synchronization manifold, robustness. + = ∑ (8) where the function ( ) ( ) ( ) ( )( )1 2 1, , , , , ......., , T nF w y F w y F w y F w y−= with ( ) ( ) ( )( )1, , 1 1,j j jF w y g z g z j n+= − ≤ ≤ − and the matrix ∆ is given by ADU A.M. WASIKE and K.T. ROTICH 46 ( ) ( )1 x 1 . 2 1 0 0 0 0 0 1 2 1 0 0 0 0 0 1 2 1 0 0 0 0 0 0 0 1 2 1 0 0 0 0 0 1 2 n n− − −⎛ ⎞ ⎜ ⎟−⎜ ⎟ ⎜ ⎟− ∆ = ∈⎜ ⎟ ⎜ ⎟ ⎜ ⎟− ⎜ ⎟⎜ ⎟−⎝ ⎠ R The eigenvalues of ∆ are 2 2 co s , 1, 2, 3, ....., 1,s s s n n π λ keywords: equation; manifold; synchronization cache: squjs-345.pdf plain text: squjs-345.txt item: #147 of 306 id: squjs-346 author: Carboni, C.; Al-Abry, E.; Arafin, S. title: he Direction of Spontaneous Magnetisation of Lanthanide Ions at a Site of Cubic Symmetry date: 2007-06-01 words: 6404 flesch: 60 summary: In this case there is a change of ground state at the cross-over; if the two states involved have different orientations of spontaneous magnetisation there is an abrupt change of direction of spontaneous magnetisation at the cross-over. األخيرة تكون منطقة قريبة من الحد يكون فيها اتجاه المغناطيسية غير مستقر ABSTRACT: The zero temperature direction of spontaneous magnetisation of lanthanide ions at a site of cubic symmetry is investigated as a function of the electrostatic and magnetic interactions. keywords: axis; direction; energy; magnetic; magnetisation; orientation; type; value cache: squjs-346.pdf plain text: squjs-346.txt item: #148 of 306 id: squjs-347 author: Mohammed, A.T. title: Limits of the Efficiency of Imaging with Obstructing Apertures date: 2007-06-01 words: 2443 flesch: 70 summary: Secondly, the maximum intensity values at different ε are divided by the maximum value at ε = 0. The average intensity values (AI) of the psf at different ε is computed by: ∑∑ ∑∑ = = = = = M 1y N 1x 1 1 y)(x,),(A M y N x UpsfyxpsfI (9) where psfU (x,y) is the psf at ε =0. keywords: aperture; figure; function; imaging; psf; uniform cache: squjs-347.pdf plain text: squjs-347.txt item: #149 of 306 id: squjs-348 author: Al-Maydama, Hussein M.; El-Shekeil, Ali; Al-Karbouly, Ashour title: Behaviour of Thermal Degradation of Some Poly (4-amino-2,6-pyrimidinodithiocarbonate) Metal Complexes date: 2008-06-01 words: 5785 flesch: 59 summary: Experimental 2.1 Synthesis of polymer complexes and physical analysis The details of the synthesis, physical measurements, characterization and identification as well as the DC electrical conductivity of the three conducting polymer complexes of interest (PPT-Fe, PPT-Co and PPT-Ni) and their structure, shown in structure 1, can be found in previous publications (El-Shekeil et al 1997; El-Shekeil et al 1998 and El-Shekeil et al 1999). Characteristic parameters of thermal decomposition (10°C min-1) for A; Fe(II), B; Co(II) and C; Ni(II) polymer complexes. keywords: backbone; cobalt; complexes; decomposition; loss; polymer; step; thermal; water; weight cache: squjs-348.pdf plain text: squjs-348.txt item: #150 of 306 id: squjs-349 author: Saad, A.M.; Saleh, Abdul-Basit A.; Al-Kadri, Fatima A.; Babaqi, Abdulla S.; Basissa, Abdulla A.; El-Enein, S.A. Abo title: Studies of Surface Area and Pore Structure on Portland Cement Produced in Bajil and Amran, Yemen date: 2008-06-01 words: 4841 flesch: 65 summary: The results of Figure 7 obtained for Sample B low porosity cement pastes (IB), however, show only downward deviations from the initial straight line passing through the origin. For Sample B high porosity cement pastes (VB), the pore system is found to be consisting mainly of micro-pores at the early ages of hydration (0.021–1 days) whereas at the later ages of hydration (3–28 days), only meso-pores are detected. keywords: adsorption; area; cement; cement pastes; days; isotherms; nitrogen; pastes; pore; surface cache: squjs-349.pdf plain text: squjs-349.txt item: #151 of 306 id: squjs-350 author: Schulp, Ann S.; M.O'Connor, Patrick; Weishampel, David B.; Al Sayigh, Abdul Razak; Al-Harthy, Abdulrahman; Jagt, John W.M.; Hartman, Axel F. title: Ornithopod and Sauropod Dinosaur Remains from the Maastrichtian Al-Khod Conglomerate, Sultanate of Oman date: 2008-06-01 words: 2409 flesch: 55 summary: 1. Introduction D inosaur fossils in the Sultanate of Oman were recognized for the first time by Nolan et al. (1990) while logging the type section of the Al-Khod Conglomerate Formation. Age – The Al-Khod Conglomerate Formation has previously been assigned a Maastrichtian age (see Nolan et al., 1990; Schulp et al., 2000). keywords: cretaceous; dinosaur; figure; khod; oman; sauropod; schulp; sultanate cache: squjs-350.pdf plain text: squjs-350.txt item: #152 of 306 id: squjs-351 author: Wasike, Adu A.M. title: Stability and Persistence of Synchronization in a System with a Diffusive-Time-Lag Coupling date: 2008-06-01 words: 3630 flesch: 79 summary: Then for smx X∈ and 0τ ≥ ( ) ( ) ( ) ( ) ( ) . 0 0 sup sup sup T t T t t t t s s s t tt T s t t tt s t T DT m x e DT m DT m x e DT m x e e DT x e x e α α α α α α + − ≥ − −+ ≥ − ≥ ′ = = ′= ≤ (11) y t y t = − − + keywords: synchronization; t t; y t cache: squjs-351.pdf plain text: squjs-351.txt item: #153 of 306 id: squjs-352 author: Muthama Nzioka, John; Moses, Manene M.; Joseph, Ndetei Cornelius title: Simulation of Decadal Precipitation over Nairobi in Kenya date: 2008-06-01 words: 4937 flesch: 67 summary: Stepwise regression; Rainfall variability; Polynomial function; Solar cycle period; Nairobi. In investigating Kenya rainfall variability and its relationship to other climatic elements it has become imperative to analyze the irregularly distributed rainfall events in time. keywords: data; figure; mam; nairobi; ond; period; polynomial; rainfall; variability; years cache: squjs-352.pdf plain text: squjs-352.txt item: #154 of 306 id: squjs-353 author: Malcom, W. P.; Aggoun, Lakhdar; Al-Lawati, Mohamed title: On Markov Modulated Mean-Reverting Price-Difference Models date: 2008-06-01 words: 3631 flesch: 78 summary: [ / ] [ / [ / ] [ / ] [ ) ) r k k k k k k m n k k k r r r m n k k k k r r r m n k k k k k r r r m n k r k k k r X aX bL c X Z Z E Z F ] k E Z e f e f F E Z F e f e f E Z F e f e f E σ σ φ σ λ φ + + + + = = + + = = 〈 + The information state for the corresponding filtering problem is computed by the recursion: A † 1 1 1 1 ( ) [ / ] ( k k k k k k k k k Z E Z F Zσ σ + + + − 1 ) keywords: k k; n k; r k cache: squjs-353.pdf plain text: squjs-353.txt item: #155 of 306 id: squjs-354 author: Ambusaidi, Intisar; Ba-Omar, Taher; Al-Bahri, Saif; Al-Shihi, Aisha title: An Electrophoretic Study of LDH-Isozyme Distribution in Developing Embryonic and Adult Tissues of the Toad Bufo arabicus date: 2009-06-01 words: 2642 flesch: 63 summary: (1998) was used to analyse LDH isozymes. LDH isozymes were separated using non-denaturing discontinuous polyacrylamide gel electrophoresis following the method of Markert et al (1998). keywords: arabicus; embryos; figure; isozyme; lactate; ldh; stages cache: squjs-354.pdf plain text: squjs-354.txt item: #156 of 306 id: squjs-355 author: Ba-Omar, Taher; Al-Riyami, Maisoon M. title: Integumentary Histology of the Amphibious Blenny, Isteblennius edentulus (Forester and Schneider, 1801) date: 2009-06-01 words: 2836 flesch: 64 summary: Surface epithelial cells displayed microridges in a fingerprint-like pattern. In I. edentulus mucous cells discharge their secretions onto the surface of the skin through openings located at the junctions of epithelial cells. keywords: capillaries; cells; dorsal; edentulus; epidermis; fish; pores; skin; surface cache: squjs-355.pdf plain text: squjs-355.txt item: #157 of 306 id: squjs-356 author: Alaraidh, Ibrahim Abdullah title: PCR Based Detection of Genetically Modified Soy in Processed Foods Commercially Available in Saudi Arabia date: 2009-06-01 words: 3042 flesch: 59 summary: These primers were the GM03/ GM04 primers for the amplification of a 118bp DNA fragment for soy specific lectin gene, 35S1F/35S1R primers for the amplification of a 101bp DNA fragment for 35S which is a marker for GMO content, and Pro1/Pro4 primers for the amplification of a 356bp DNA fragment that indicates the GMO specific Round-Up Ready soy. Table 1 . Not surprisingly, the findings showed the existence of GM-soy in food products in Saudi. keywords: detection; dna; food; gene; gmo; lane; method; pcr; products; samples; soy cache: squjs-356.pdf plain text: squjs-356.txt item: #158 of 306 id: squjs-357 author: Nasir, Sobhi title: Multiphase Mineral Inclusions in Ferrikaersutite Megacrysts : Implications for Postmagmatic Alteration of the Kaersutite Host date: 2009-06-01 words: 6883 flesch: 59 summary: Textures, solid mineral- chemistry as well as iron-rich and silicate alterations indicate that the original compositions of the inclusions phases were further modified by low-temperature post-magmatic deutric alteration of inclusion minerals. SA3 was found mainly in M1 inclusions. keywords: alteration; composition; figure; hematite; host; inclusions; kaersutite; magnetite; megacrysts; melt; mineral; nasir; pyrrhotite; silicate; table; type; volcanic; xenoliths cache: squjs-357.pdf plain text: squjs-357.txt item: #159 of 306 id: squjs-359 author: Zain, Adnan Abdulla title: Transform Domain Characterization of Dual Group Codes of Cyclic Group Codes over Elementary Abelian Groups date: 2009-06-01 words: 2545 flesch: 69 summary: ADNAN ABDULLA ZAIN 56 2.3 Transform Domain Characterization of Cyclic Group Codes The transform domain characterization of the class of codes that are group codes ( not necessarily linear codes), cyclic and of length 1−= mpn over the elementary Abelian group mpZ presented in (Zain and Rajan 1995), identifies two cases as shown below: • Case 1, In this class of cyclic group codes, all the transform components are free. KEYWORDS: group codes, cyclic codes, dual codes, Abelian groups. keywords: codes; dual; group; transform cache: squjs-359.pdf plain text: squjs-359.txt item: #160 of 306 id: squjs-360 author: Jassim, W.S. title: Incidence Matrices of X-Labled Graphs and an Application date: 2009-06-01 words: 4715 flesch: 83 summary: (( HM X ∗Γ and ))(( KM X ∗Γ have branch rows of one type, b – sources, say, then we will use the representation of Nickolas` algorithm to change )) (( HM kX ∗Γ and ))(( KM kX ∗Γ with two types or more of branch rows, after k – times . keywords: branch; graphs; incidence; non; row; rows cache: squjs-360.pdf plain text: squjs-360.txt item: #161 of 306 id: squjs-361 author: Carboni, C title: Anisotropy in RFe2 Intermetallics: An NMR Study date: 2009-06-01 words: 5301 flesch: 62 summary: In order to investigate the behavior of polycrystalline samples in applied fields we have computed the magnitude and orientation of the lanthanide moment in HoFe2 , TbFe2 and TmFe2 at various fields applied in 30 different orientations equally spaced over the portion of the unit sphere defined by the <100>, <111> and <110> directions. When the thulium ion is placed in a non magnetic and isotropic host like 1% 169Tm (Tm:LuFe2) we observe that at decreases with applied field with a slope of (–13 + 2) MHz/T, much larger than the -3.52 MHz/T expected for the nuclear spin anti-parallel to the applied field. keywords: anisotropy; compounds; crystal; direction; field; hyperfine; iron; lanthanide; moment; nmr; rfe2 cache: squjs-361.pdf plain text: squjs-361.txt item: #162 of 306 id: squjs-362 author: Sharma, Lalit Kumar; Monowe, Philip; Chimidza, Samuel title: General Screened Coulomb Potential : Nonperturbative Solutions date: 2009-06-01 words: 3219 flesch: 77 summary: (6) Further, setting ( ) ( ) 2 21 , 2 , na r E a r r e δ δ ψ φ − = − = (7) equation (6) becomes ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) 12 1 2 2 2 2 1 1 2 2 2 2 2 2 2 2 1 2 1 ln 1 1 2 ln 1 1 1 1 . 2 2 n n n n n n n n n n Z r rd d an r d r d r r r l Nonperturbative solutions, screened Coulomb potentials and binding energies. keywords: potential cache: squjs-362.pdf plain text: squjs-362.txt item: #163 of 306 id: squjs-3639 author: Al-Mukhaini, Nawal; Ba Omar, Taher; Eltayeb, Elsadig; Al-Shehi, Aisha Al Khayat; Al-Belushi, Jamila; Al-Riyami, Nafila; Cipriano, Romulo; Al-Adawi, Kawther title: Effect of Smokeless Tobacco Product, Afzal, on the Reproductive Hormones and Gonadal Pathology of Wistar Rats date: 2020-06-09 words: 5439 flesch: 56 summary: Chromium has been detected in Afzal samples [16] and it has been found that exposure to this metal affects and alters both male and female reproductive organs and their function in Wistar rats. In addition, a significant decrease in estradiol levels was found to occur due to Cr treatment of female Wistar rats for 6 months [31]. keywords: afzal; cells; control; dose; effect; estradiol; figure; group; high; hormone; journal; levels; low; nicotine; rats; testes; testosterone; tobacco; wistar cache: squjs-3639.pdf plain text: squjs-3639.txt item: #164 of 306 id: squjs-3640 author: Amokrane, Serine; Arhab, Rabah; Calabro, Serina; Tudisco, Raffaella; Infascelli, Federico; Aggoun, Moufida title: Nutrient Content, in Vitro Ruminal Fermentation Characteristics and Antimethanogenic Potential of Three Algerian Asteraceae Species date: 2020-06-09 words: 5587 flesch: 53 summary: The three species studied herein show a good potential for mitigating ruminal methane production without any undesirable effects on the main fermentation parameters. Screening the activity of plants and spices for decreasing ruminal methane production in vitro. keywords: ch4; control; fermentation; gas; methane; nobile; production; pulata; rumen; segetum; species; vitro cache: squjs-3640.pdf plain text: squjs-3640.txt item: #165 of 306 id: squjs-3641 author: A. Al-Akhaly, Ibrahim; A. Al-Shwafi, Nabil; A. Al-Kabsh, Shehab title: Distribution of Nutrient Salts and Chlorophyll-a in Surface Water along the Gulf of Aden and Arabian Sea Coast, Yemen date: 2020-06-09 words: 4706 flesch: 60 summary: Average concentrations of nutrient salts in the Gulf of Aden and Arabian Sea coast surface water during August 2014 and January 2015. Correlation matrices were estimated to show the relationship between nutrient salt concentrations and Chl-a. These analyses were applied to interpret the data and to obtain better information about the surface water of the studied stations. 2.1 Study area The Gulf of Aden and Arabian Sea is dominated by the Indian Ocean monsoon system (Figure 2). keywords: aden; arabian; august; average; chl; concentrations; gulf; january; nitrate; nutrient; salts; sea; water cache: squjs-3641.pdf plain text: squjs-3641.txt item: #166 of 306 id: squjs-3642 author: Redi, Mekonnen; Ikram, Mohammad title: Dimension Reduction and Relaxation of Johnson’s Method for Two Machines Flow Shop Scheduling Problem date: 2020-06-09 words: 16668 flesch: 77 summary: The right side of (13) is the finishing time of job 𝑗∗ 𝑘 on machine B. Hence machine B starts job 𝑗 𝑘+1 at 𝑚𝑎𝑥{𝐶1(𝑗𝑘+1),𝐶𝑚𝑎𝑥(𝑗 ∗ 𝑘 )} Moreover, these jobs do not create any idle time for machine , and the completion time of job 𝑗∗ 𝑘+𝑚 on machine 𝐵 is given by the formula (5) for 𝑘 ≤ 𝑘 keywords: job 𝑗; jobs; machine 𝐵; time; ∗ 𝑘; ∗ 𝑞; 𝐶𝑚𝑎𝑥; 𝑎𝑗 𝑖; 𝑛1 + cache: squjs-3642.pdf plain text: squjs-3642.txt item: #167 of 306 id: squjs-3643 author: D. Al-Rawas, Ahmed; M. Gismelseed, Abbasher; Nasir, Subhi; A. Yousif, Ali; E. Elzain, Mohamed; Widatallah, Hisham; Al-Kathiri, Ali; Al-Riyami, Susan title: Mössbauer Study of Weathered H-meteorite from the Desert of Oman date: 2020-06-09 words: 2665 flesch: 67 summary: A number of meteorites from the desert of Oman, classified as H-chondrites, with known and unknown ages, were studied by using 57 Fe Mössbauer spectroscopy to determine their Fe 3+ -bearing compositions. Keywords: Oman meteorites; Mössbauer spectroscopy; Terrestrial age; Meteorites weathering. keywords: meteorites; mössbauer; olivine; oman; weathering cache: squjs-3643.pdf plain text: squjs-3643.txt item: #168 of 306 id: squjs-3645 author: Rahman, Nafeesa; Sbiaa, Rachid title: Magnetization Dynamics in a Perpendicular Anisotropy Free Layer under a Spin Torque Effect with Crossed Polarization date: 2020-06-09 words: 3930 flesch: 55 summary: Sbiaa, R. Frequency selection for magnetization switching in spin torque magnetic memory, Journal of Physics: D, Applied Physics, 2015, 48, 195001. Al Bahri, M. and Sbiaa, R. Geometrically pinned magnetic domain wall for multi-bit per cell storage memory, Scientific Reports, 2016, 6, 28590. keywords: current; domain; layer; magnetization; mtj; perpendicular; polarizer; spin; sto; switching; torque cache: squjs-3645.pdf plain text: squjs-3645.txt item: #169 of 306 id: squjs-3646 author: A. Ansari, Abdullah title: Behavior of Small Variable Mass Particle in Electromagnetic Copenhagen Problem date: 2020-06-09 words: 5665 flesch: 81 summary: + 𝑞 𝜔 𝑚 𝑐 (𝑥 𝜕𝐴2 𝜕𝑦 −𝑦 𝜕𝐴1 𝜕𝑦 −𝐴1), �̇� 𝑚 �̇� +( �̈� −𝑔1�̇� + ℎ1�̇�) = 𝑞 𝜔 𝑚 𝑐 (𝑥𝜕𝐴2 𝜕𝑧 −𝑦𝜕𝐴1 𝜕𝑧 ). We choose the unit of time and charge of dipoles such that ω = 1 and (q/mc) = 1, hence Equations (1, 2) become as �̇� 𝑚 (�̇� −𝑦)+( �̈� −𝑓2�̇� + 𝑔2�̇�) = Ω𝑥, �̇� 𝑚 (�̇� + 𝑥)+( �̈� −ℎ2�̇� + 𝑓2�̇�) = Ω𝑦, �̇� 𝑚 �̇� +( �̈� −𝑔2�̇� + ℎ2�̇�) = Ω𝑧, (3) with Ω = 1 2 (𝑥2 +𝑦2)+(𝑥𝐴2 −𝑦𝐴1) keywords: equilibrium; mass; points; problem; 𝐶𝑢𝑟𝑙 𝐴 cache: squjs-3646.pdf plain text: squjs-3646.txt item: #170 of 306 id: squjs-365 author: Singh, Shailendra; Singh, Amardeep title: An Approach to Analyze the Ambiguity in RNA Structure date: 2010-12-01 words: 2729 flesch: 58 summary: One purpose of this paper is to present an effective method for analyzing the ambiguity in RNA structure and estimating a stochastic context-free grammar to model a family of RNA sequences (Yuki, K., Hiroyuki, S. and Tadao, K. 2003). A lot of work has been done in the structural analysis of RNA in the bioinformatics field, but there exist a large number of challenging problems like the analysis of ambiguities in RNA structure, prediction of structure, and predictions of functions performed (Hiroshi, et al. 2005 and, Jizhen, et al. 2006). keywords: base; derivation; figure; grammar; representation; rna; sequence; structure; tree cache: squjs-365.pdf plain text: squjs-365.txt item: #171 of 306 id: squjs-366 author: Roberts, D.M. title: Comparison of the Physiological age of Adult Resting Versus Flying Culex Quinquefasciatus (Diptera: Culicidae) date: 2010-12-01 words: 3824 flesch: 71 summary: In this study, Culex quinquefasciatus had a similar proportion of resting males (75%) as in the flying population (76%), but among the females, there were significant differences between the physiological age of the resting and flying populations. KEYWORDS: Culex quinquefasciatus, Mosquitoes, Circadian activity, Resting, Flight activity. keywords: activity; blood; culex; fed; females; flying; quinquefasciatus; resting; traps cache: squjs-366.pdf plain text: squjs-366.txt item: #172 of 306 id: squjs-367 author: Maqtari, Maher Ali.; Saad, A.B. Mohamed. title: Screening and Purification of a Chymotrypsin Inhibitor from Entrolobium Saman Seeds date: 2010-12-01 words: 4232 flesch: 63 summary: The inhibition mode of chymotrypsin inhibitor was competitive on bovine chymotrypsin. Investigation has been carried out on the complex formed between chymotrypsin and chymotrypsin inhibitor by physico-chemical methods. keywords: activity; chymotrypsin; esci; figure; gel; inhibitor; method; page; protein; proteinase; purification; saman; seeds cache: squjs-367.pdf plain text: squjs-367.txt item: #173 of 306 id: squjs-368 author: Al-Garni, Mansour A.; Hassanein, Hamdy I.E. title: Study of Ground water Groundwater Potentiality and Sea Water Intrusion Along along the Coastal Plain, Wadi Thuwal, KSA- A Case Study Based on DC Resistivity date: 2010-12-01 words: 3909 flesch: 62 summary: The study area has a large aerial extension with significant variable surface and subsurface structural and environmental depositional regimes built up over a long period of time, where these two factors have led to a wide range of resistivity values (0.9-2568.5 ohm.m). It is underlain by the third section (20-30 m), with resistivity values, ranging between 1.8-40.0 ohm.m. keywords: area; figure; level; ohm.m; resistivity; sea; study; values; ves; water cache: squjs-368.pdf plain text: squjs-368.txt item: #174 of 306 id: squjs-369 author: Hersi, Osman Salad; AL-Harthy, Abdulrahman title: Lithofacies Attributes of a Transgressive Carbonate System : The Middle Eocence Seeb Formation, Al Khoud Area, Muscat, Oman date: 2010-12-01 words: 5353 flesch: 57 summary: Figure 9a shows the contact between Unit IV and Unit V which is irregular to wavy at this locality 1. (a) Outcrop exposure showing the contact between Unit IV and Unit V (Loc. 1). keywords: beavington; carbonate; contact; figure; formation; iii; lithofacies; oman; penney; rusayl; section; seeb; unit cache: squjs-369.pdf plain text: squjs-369.txt item: #175 of 306 id: squjs-370 author: Rahman, Mohammad M. title: Convective Hydromagentic Slip Flow with Variable Properties Due to a Porous Rotating Disk date: 2010-12-01 words: 9594 flesch: 69 summary: Note on porous rotating disk flow. The mechanism by which Hall currents influence hydromagnetic disk flow is therefore via secondary effects and coupling in the momentum equations. keywords: boundary; disk; flow; fluid; heat; number; prandtl; rotating; slip; temperature; transfer; values; velocity; ∂ ∂ cache: squjs-370.pdf plain text: squjs-370.txt item: #176 of 306 id: squjs-371 author: Bier, Thomas title: Formulas for the Number of Spanning Trees in a Chain of Cycles date: 2010-12-01 words: 2346 flesch: 88 summary: − − − which is just the number of spanning trees of the graph under discussion. g g a bκ + − − − = ⋅ keywords: trees cache: squjs-371.pdf plain text: squjs-371.txt item: #177 of 306 id: squjs-372 author: Aggoun, Lakhdar; Al-Lawati, Mohamed; Malcolm, W.P. title: Filtering and M-ary Detection of Markov Modulated Mean Reverting Model date: 2010-12-01 words: 2549 flesch: 57 summary: Further, to make a clear distinction between the filter information state defined for specific model , and the corresponding un-normalised detector probability for model , we write, respectively Theorem 2 (M-ary Detection Filter) (1977) where, rather than considering an uncountable collection of model parameter sets in the space of all admissible models, we consider a finite collection in this space. keywords: detection; dynamics; markov; model; process; state; time cache: squjs-372.pdf plain text: squjs-372.txt item: #178 of 306 id: squjs-373 author: Alderwish, Ahmed M.; Alderwish, Fayad A. title: Environmental Aspects of the Accelerated Urbanization in Sana’a, Yemen date: 2011-12-01 words: 6270 flesch: 51 summary: Only for Dahaban electrical station, located 10 km northwest of Sana‟a city center, has an EIA been undertaken recently, (Carl Bro international, 1998). The main constraint of the natural environment in Sana‟a city is that it is surrounded by a mountainous area. keywords: air; alderwish; area; cities; city; development; environmental; groundwater; health; pollution; problems; public; quality; sana‟a; supply; urban; waste; water; yemen cache: squjs-373.pdf plain text: squjs-373.txt item: #179 of 306 id: squjs-374 author: Aoudia, Mohamed; Al-Sabahi, Amal; Al-Kindy, Salma; Al-Sheily, Mahfoodh; Marikar, Fouzul title: Micellar Enhanced Ultrafiltration for the Removal of Polycyclic Aromatic Hydrocarbons (PAHs) Mixtures in Underground Contaminated Water in Oman date: 2011-12-01 words: 4920 flesch: 52 summary: Figure 2 was used along the PAH calibration curves (determined for standard PAH mixture) to estimate the rejection percent (R%) of each PAH component in the mixture from the following expression where C0 is the initial concentration of the PAH solute in the feed standard mixture and Cp is the permeate solute concentration. Overlaid total ion chromatogram of a non-treated standard PAH mixture (red) and a MEUF treated standard PAH mixture (green) using Tween 80 (10 × CMC). keywords: concentration; meuf; micellar; mixture; pah; ppb; solubilization; surfactant; ultrafiltration; water cache: squjs-374.pdf plain text: squjs-374.txt item: #180 of 306 id: squjs-375 author: Kassim, Anuar; Min, Ho Soon; Siang, Lim Kian; Nagalingam, Saravanan title: Surface Morphology of Cus Thin Films Observed by Atomic Force Microscopy date: 2011-12-01 words: 2160 flesch: 66 summary: The objective of this paper was to study the influence of the deposition time on the morphology of thin films. Surface roughness; Film thickness; Thin films; Copper sulphide; Chemical bath deposition method. keywords: deposition; figure; films; min; surface; thin; time cache: squjs-375.pdf plain text: squjs-375.txt item: #181 of 306 id: squjs-376 author: Labib, Sh.; Tadros, N.A. title: Synthesis of Highly Ordered Crystalline Wurtzite (ZnO) Membrane for Selenium-Chromium Separation date: 2011-12-01 words: 4087 flesch: 62 summary: Membrane processes are one of the most efficient methods used to remove toxic elements due to the simplicity in treatment (Saffag et al. 2004), higher selectivity and permeability, excellent chemical, thermal and mechanical stability under operating conditions, low maintenance and defect free production (Chen, 2002). Figures 5 (a-d) show the cross SEM of ZnO membranes thermally treated at 500 0C/1h. keywords: ceo2; cr(vi; figure; films; flux; membranes; se(iv; separation; size; wurtzite; zno cache: squjs-376.pdf plain text: squjs-376.txt item: #182 of 306 id: squjs-377 author: Choudhury, Masudul Alam title: On the Existence of Evolutionary Learning Equilibriums date: 2011-12-01 words: 6926 flesch: 54 summary: Explaining evolutionary learning equilibriums We define evolutionary learning equilibrium as intra- and inter- systemic in respect of their intra- and inter- systemic variables and their relationships defined by the following expressions: 3.1 Intra-systemic evolutionary learning equilibriums There exists a sequence of „temporary‟ equilibriums, * s E , in a given system denoted by s . APPENDIX 2 ALGORITHMIC DISPLAY OF EVOLUTIONARY SYSTEMIC EQUILIBRIUMS Simulate the wellbeing function given in the following form:                1, , , 0 ;N Nx AC x AC N N W           keywords: equilibriums; evolutionary; inter; knowledge; learning; new; system; variables cache: squjs-377.pdf plain text: squjs-377.txt item: #183 of 306 id: squjs-378 author: Al-Garni, Mansour A. title: Spectral Analysis of Magnetic Anomalies Due to a 2-D Horizontal Circular Cylinder: A Hartley Transforms Technique date: 2011-12-01 words: 2703 flesch: 62 summary: By analogy with the real and imaginary components of the Fourier transform, the Hartley transform may be expressed in terms of its even and odd components as:      H V x cas x dx      (2) where        cos sin 2 sin / 4cas x x x x  keywords: hartley; transform;  ;   cache: squjs-378.pdf plain text: squjs-378.txt item: #184 of 306 id: squjs-379 author: Kareem Ali, Kamal; Awadh, Salih Muhammad; Hemad, Jassim Muhammad title: Ground Radiometric Method as a Tool for Determining the Surface Boundary of a Buried Bauxitic Karst date: 2011-12-01 words: 4494 flesch: 59 summary: Carboniferous to Jurassic bauxite deposits as paleoclimatic and paleogeographic indicators. The results showed, that the radioactivity of 238 U and 232 Th in the surface soil is as low as 0.5 Bq/kg and 3 Bq/kg respectively at the surface of the karst, while the average radioactivity of 238 U, 232 Th and 40 K in soil surface and rock samples of the Ubaid formation outside the karst were 33 Bq/kg, 26 Bq/kg and 359 Bq/kg respectively. keywords: area; bauxite; clay; deposits; desert; figure; formation; gamma; iraq; karst; radioactivity; ray; soil; study; surface cache: squjs-379.pdf plain text: squjs-379.txt item: #185 of 306 id: squjs-380 author: Koca, Mehmet; Koca, Nazife Ozdes; Al-Shueili, Muna title: Chiral Polyhedra Derived from Coxeter Diagrams and Quaternions date: 2011-12-01 words: 8744 flesch: 80 summary: ( ), ( ), ( ), ( )} 2 2 2 2 I e e e e e e e e e e e           . keywords: coxeter; e e; group;   cache: squjs-380.pdf plain text: squjs-380.txt item: #186 of 306 id: squjs-381 author: Arafin, Sayyadul; Rahman, S.M. Mujibur title: Dynamical Properties of Omani Crude Oils for Flow Through a Vertical Annulus and a Cylindrical Pipe date: 2011-12-01 words: 6567 flesch: 63 summary: The equations of kinematic viscosity as a function of temperature were obtained by exponential fit of the data of various crude oil samples. From the plot, it is also evident that crude oil samples with lower API values have higher kinematic viscosity. keywords: crude; erad; flow; r t; sample; t t; temperature cache: squjs-381.pdf plain text: squjs-381.txt item: #187 of 306 id: squjs-382 author: Al-Baali, Mehiddin; Purnama, Anton title: Numerical Experience with Damped Quasi-Newton Optimization Methods when the Objective Function is Quadratic date: 2012-04-01 words: 5675 flesch: 67 summary: T T T k k k k k k k k kf Then kB is updated to a new Hessian approximation 1 ˆ ˆ ˆ ˆ= ( ) , ˆ T T T Tk k k k k k k k k k k k k kT T k k k k k B s s B y y B B s B s v v s B s s y     (4) C NUMERICAL EXPERIENCE WITH DAMPED QUASI-NEWTON METHODS 3 where k is a parameter, ˆ ˆ = ˆ k k k k T T k k k k k y B s v s y s B s  (5) and ˆky is defined by (1) for a suitable value of .k keywords: bfgs; broyden; damped; formula; k k; methods; values cache: squjs-382.pdf plain text: squjs-382.txt item: #188 of 306 id: squjs-383 author: Andersson, Mats; Burdakov, Oleg; Knutsson, Hans; Zikrin, Spartak title: Global Search Strategies for Solving Multilinear Least-Squares Problems date: 2012-04-01 words: 5234 flesch: 75 summary: Ly y y y and 's.t.' stands for 'subject to'. We plan to extend our approach to solving optimal filter design problems having more general sub-filter network structures. keywords: problem; search; sign cache: squjs-383.pdf plain text: squjs-383.txt item: #189 of 306 id: squjs-384 author: Armand, Paul; Orban, Dominique title: The Squared Slacks Transformation in Nonlinear Programming date: 2012-04-01 words: 4072 flesch: 71 summary: Iterations of the SQP method on problem (2) with = 0a k kL | ( , ) |k kc x y 1k  kx ky k 0 5.00e 01 1.00e  00 0.00e  00 0.00e  00 5.00e  01 1 0.00e  00 6.92e  01 3.68e  01  3.68e  01 0.00e  00  5.32e  01 2 0.00e  00 2.55e  01 1.00e  00  1.37e  00 0.00e  00  5.37e  00 3 0.00e  00 9.36e  02 1.00e  00  2.37e  00 0.00e  00  2.53e  01 4 0.00e  00 3.45e  02 1.00e  00  3.37e  00 0.00e  00  9.78e  01 5 0.00e  00 1.27e  02 1.00e  00  4.37e  00 0.00e  00  3.45e  02 6 0.00e  00 4.66e  03 1.00e  00  5.37e  00 0.00e  00  1.15e  03 7 0.00e  00 1.72e  03 1.00e  00  6.37e  00 0.00e  00  3.71e  03 8 8.88e 16 6.31e  04 1.00e  00  7.37e  00 0.00e  00  1.17e  04 9 0.00e  00 2.32e  04 1.00e  00  8.37e  00 0.00e  00  3.60e  04 10 0.00e  00 8.54e  05 y x y         where xd and yd are the search directions in x and y respectively. keywords: method; point; sqp cache: squjs-384.pdf plain text: squjs-384.txt item: #190 of 306 id: squjs-385 author: Cheng, Minghou; Dai, Yu-Hong; Diao, Rui title: A New Sparse Quasi-Newton Update Method date: 2012-04-01 words: 6534 flesch: 81 summary: T k k k k k k k T T k k k k k k f x d f x f x d f x d kS k k k k y H y y H y q y H y y  2 = , = , T k k k k kT T k k k k s y s M m keywords: h y; k h; k k; s k; t k;   cache: squjs-385.pdf plain text: squjs-385.txt item: #191 of 306 id: squjs-386 author: Chin-Lung Fong, David; Saunders, Michael title: CG Versus MINRES: An Empirical Comparison date: 2012-04-01 words: 6458 flesch: 76 summary: M M M k k k k k y x V y y b AV y (1) k k k k l lx p p p          (4) Using equations (3) and (4), we can write 2 2 1 1 1= ( ) ( ) ( ) ( ) T T l k l k l k l k l k l kx keywords: k k; minres; systems cache: squjs-386.pdf plain text: squjs-386.txt item: #192 of 306 id: squjs-387 author: Fasano, Giovanni; Roma, Massimo title: Preconditioning Large Indefinite Linear Systems date: 2011-04-01 words: 7406 flesch: 66 summary: h h h h h =h h h keywords: h n; h nm; linear; matrix; n n; preconditioners; systems; t h; | | cache: squjs-387.pdf plain text: squjs-387.txt item: #193 of 306 id: squjs-389 author: Loerx, Andre; Sachs, Ekkehard W. title: Model Calibration in Option Pricing date: 2012-04-01 words: 12137 flesch: 59 summary: Adjoints, Calibration, Jump models, Local volatility models, Mixed models, Partial differential equation (PDE), Stochastic differential equation (SDE), Stochastic volatility models. 'Stochastic volatility models' impose a new source of randomness to the volatility, while 'local volatility models' treat the volatility as a deterministic function of tS and t. Adding jumps as a new source of randomness leads to 'jump diffusion models'. keywords: calibration; finance; financial; function; journal; k t; market; methods; models; options; price; pricing; risk; s t; scholes; stochastic; t t; volatility; volatility models;   cache: squjs-389.pdf plain text: squjs-389.txt item: #194 of 306 id: squjs-390 author: Mahdavi-Amiri, Nezam; Ansari, Mohammad Reza title: A Superlinearly Convergent Penalty Method with Nonsmooth Line Search for Constrained Nonlinear Least Squares date: 2012-04-01 words: 11513 flesch: 71 summary: c x c x h               where A SUPERLINEARLY CONVERGENT PENALTY METHOD 333 2 =1 ( ) = ( ( ) ( ) ) . For the general constrained nonlinear least squares problems, we make use of the ideas in (Dennis et al., 1989), in the unconstrained case, for structuring and in (Nocedal and Overton, 1985) for projecting. keywords: amiri; function; mahdavi; nonlinear; penalty; problems; squares cache: squjs-390.pdf plain text: squjs-390.txt item: #195 of 306 id: squjs-391 author: Roos, C.; Bai, Y.; Chaerani, D. title: Robust Resistance Network Topology Design by Conic Optimization date: 2012-04-01 words: 10659 flesch: 79 summary: T T T T c The network 3g is optimal for  1 2 3, , ,f f f and 4g is such that for all 10% perturbations of 1f the dissipation will be at most 4 = 14.414417. keywords: current; design; network; problem; t f; t t;  ;   cache: squjs-391.pdf plain text: squjs-391.txt item: #196 of 306 id: squjs-392 author: Triki, Chefi title: Solving the Flood Propagation Problem with Newton Algorithm on Parallel Systems date: 2012-04-01 words: 4358 flesch: 55 summary: We expect, indeed, from our parallel code, to be able to solve large problems (with a huge number of elements) that are unsolvable on conventional computers because of lack of memory. Numerical results The validation of our parallel code has been done by using a set of test problems that refer to real world applications. keywords: code; flo2dh; flood; implementation; matrix; method; parallel; problem; solution; time cache: squjs-392.pdf plain text: squjs-392.txt item: #197 of 306 id: squjs-393 author: AlKindi, A.Y.A; Al-Ghelani, H.M.H.; Amer, S.; Al-Akhzami, Y.K title: Action Plan for Monitoring, Mitigation and Management of Harmful Algal Blooms in the Coastal Waters of Oman date: 2007-06-01 words: 5950 flesch: 53 summary: Other drugs such as adrenaline and acetylcholine that are vasoactive agents, regulating the distribution of blood to the gill secondary lamellae (Part et al., 1982) could possibly be of some use in treating HAB affected fish. Oxygenation of fish culture water by aeration is not recommended to sustain marine fish exposed to HABs because it is marginally effective in increasing the ambient concentration of dissolved oxygen during the blooms. keywords: action; algae; anderson; blooms; et al; fish; hab; habs; management; mariculture; marine; monitoring; oxygen; rensel; species; water cache: squjs-393.pdf plain text: squjs-393.txt item: #198 of 306 id: squjs-394 author: Melghit, Khaled title: Soft Chemistry Routes to New Nanosize Materials date: 2007-06-01 words: 5334 flesch: 60 summary: The use of high temperature reaction also does not allow the control of size and morphology of the product particles. Two major important benefits SOFT CHEMISTRY ROUTES TO NEW NANOSIZE MATERIALS 91 of the soft chemistry techniques can be cited here: preparation of new metastable phase and preparation of nanosize materials. keywords: chemistry; figure; materials; melghit; method; new; phase; preparation; product; reaction; solid; state; temperature cache: squjs-394.pdf plain text: squjs-394.txt item: #199 of 306 id: squjs-395 author: Elhadi, Mohammed; Al-Hosni, Ahmed; Day, Khaled; Al-Hamadani, Adbullah; Al-Toqi, Abdulrahman; Al-Shamli, Nasser; Al-Hashmi, Ali title: Review of Health Information Systems in Oman date: 2007-06-01 words: 10271 flesch: 45 summary: KEYWORDS: Health information systems; oman; heath care; information technology. HL7 is traditionally used to develop specifications for application-level messaging between health information systems (i.e., interoperability standards). keywords: access; care; data; ehr; health; health care; health information; healthcare; hl7; hospital; information; institutions; level; management; medical; ministry; oman; patient; record; services; standards; support; system; use cache: squjs-395.pdf plain text: squjs-395.txt item: #200 of 306 id: squjs-396 author: Kovacheva, Zlatinka Svetoslavova title: Application of Neural Networks to Data Mining date: 2007-06-01 words: 10873 flesch: 48 summary: Optimal storage properties of neural network models. There are two types of data used by neural network systems: user data (or application data), and neural data. keywords: analysis; application; artificial; data; data mining; information; input; learning; mining; model; networks; neural; neuron; new; output; prediction; process; set; software; system; techniques; variables cache: squjs-396.pdf plain text: squjs-396.txt item: #201 of 306 id: squjs-397 author: Anchouche, Boudjemaa title: Kähler Manifolds Positive Ricci Curvature date: 2007-06-01 words: 24550 flesch: 82 summary: From 2 Mid= − TJ , we deduce that 1,0 1,0M M M ,= ⊕  T T T { } { }1,0 1,0M X M JX 1X and M X M JX 1X= ∈  = − = ∈  = − − T There exists a unique operator ( ) ( )d : M M ,ε ε→ such that (1) ( ) ( ) p p+1M Mdε ε⊂ . keywords: = =; bundle; complex; curvature; definition; g g; g m; group; j j; kähler; m m; manifold; metric; n m; n n; positive; ricci; theorem; vector; z z cache: squjs-397.pdf plain text: squjs-397.txt item: #202 of 306 id: squjs-398 author: Al-Baali, M.; Khalfan, H. title: An Overview of Some Practical Quasi-Newton Methods for Unconstrained Optimization date: 2007-06-01 words: 5178 flesch: 66 summary: For example, if we write the BFGS update in the form 1 k, V , 1/ , T T T k k k k k k k k k k kH V H V This class includes as special case the BFGS update, when 0θ = ; the DFP update, when 1θ = ; and the SR1 update, when ( ) T T T k k k k k k ks y s y s B sθ = / − . keywords: k b; k k; methods; newton; optimization; t k cache: squjs-398.pdf plain text: squjs-398.txt item: #203 of 306 id: squjs-399 author: Abdelbasit, K.M title: Experimental Design for Nonlinear Problems date: 2007-06-01 words: 4915 flesch: 56 summary: Optimal designs obtained for nonlinear models are functions of the unknown model parameters. Optimal designs, sequential designs, Bayesian designs, constant information, minimum bias. keywords: abdelbasit; binary; criteria; designs; information; journal; models; optimality; parameters; problems; response cache: squjs-399.pdf plain text: squjs-399.txt item: #204 of 306 id: squjs-400 author: Abul-Magd, A.Y. title: Superstatistics in Random Matrix Theory date: 2012-12-01 words: 5908 flesch: 56 summary: In contrast, chaotic systems are ergodic; almost all orbits fill the energy shell in a uniform way. Bohigas et al. (1984) put forward a conjecture (strongly supported by accumulated numerical evidence) that the spectral statistics of chaotic systems follow random-matrix theory (RMT) (Mehta, 1991; Guhr et al., 1998). keywords: distribution; level; matrix; series; spacing; superstatistics; systems; time cache: squjs-400.pdf plain text: squjs-400.txt item: #205 of 306 id: squjs-401 author: Ashour, A.A.; Abou-Dina, M.S.; Ghaleb, A.F. title: The Induction of Electric Currents in a Conducting Spherical Cap with Geomagnetic Applications: A Semi-analytical Approach for the Axisymmetric Case date: 2012-12-01 words: 7693 flesch: 64 summary: The method Looking for an approximate solution to the dual series equations (7), we start by considering the truncated dual series equations        1 1 2 1 , = 0, cos 1 , N N e n n n n a P u From equations (5) and (6) and the continuity of the magnetic field outside the sheet, the coefficients , = 1, 2,na n are found to satisfy the dual series equations:          1 1 2 1 = , , cos 1 , e n n n n u a P u u A a u u              (7a)    1 1 2 1 = 0, 1 < cos ,n n n n a P u u       (7b) where 0 0= aD  keywords: cap; conductivity; field; induction; n n;  ;   cache: squjs-401.pdf plain text: squjs-401.txt item: #206 of 306 id: squjs-402 author: Essefi, A.M.; Nafa, K. title: Local Projection Stabilization Method for Incompressible Flow Problems date: 2012-12-01 words: 4754 flesch: 80 summary: h h h h h u v v v V, , , (8) where      , ; , ; ,h h h h keywords: m h cache: squjs-402.pdf plain text: squjs-402.txt item: #207 of 306 id: squjs-403 author: Faham, M.A.A.M.; Nasir, H.M. title: Weakly Orthogonal Spherical Harmonics in a Non-Polar Spherical Coordinates and its Application to Functions on Cubed-Sphere date: 2012-12-01 words: 8604 flesch: 82 summary:       where, for example, X  denotes the face across the positive x- axis.       For a detailed discussion on the construction of the cubed-spherical coordinate system, we refer to Nasir (2007). keywords: l l; l p; l r; l t; n l; p t; t t;   cache: squjs-403.pdf plain text: squjs-403.txt item: #208 of 306 id: squjs-404 author: Reed, Martin B.; Nash, Stuart title: First Steps in Mesh WiFi Network Design by Genetic Algorithm date: 2012-12-01 words: 3787 flesch: 63 summary: Connecting each of these nodes directly to the wired internet would be prohibitively expensive, so a mesh network is formed, where only a small proportion of nodes are directly connected (these are called gateway nodes), and the remaining nodes transmit their data to a gateway, either directly or by 'hopping' via one or more intermediate nodes. Our solution to this problem is to solve the GLP using a genetic algorithm, in which the chromosome is just an unordered list of gateway nodes. keywords: algorithm; cluster; gateway; mesh; network; nodes; problem; wifi cache: squjs-404.pdf plain text: squjs-404.txt item: #209 of 306 id: squjs-405 author: Salman, M.; Kim, Jintae title: A Galerkin Method for a Gaseous Ignition Model date: 2012-12-01 words: 3740 flesch: 89 summary: 2 t t t t d C C C f u f U dt                   (24) Estimating the righthand side we get 2 2 2 22 21 1 . f u f U dx dx dx dt                             (23) keywords: u u cache: squjs-405.pdf plain text: squjs-405.txt item: #210 of 306 id: squjs-406 author: Siddiqi, Abul Hasan; Sevindir, Hulya Kodal title: A Wavelet-based Energetic Approach for the Analysis of Electroencephalogram date: 2012-12-01 words: 5845 flesch: 60 summary: EEG signals, like many biomedical signals, are highly non-stationary by their nature. EEG signals like many biomedical signals are non-stationary, and Fourier transform does not give an effective analysis for such signals. keywords: analysis; coefficients; eeg; energy; frequency; j j; j k; scale; signal; time; wavelet;   cache: squjs-406.pdf plain text: squjs-406.txt item: #211 of 306 id: squjs-407 author: Sweilam, N.H.; Assiri, T.A. title: Error Analysis of An Explicit Finite Difference Approximation for the Space Fractional Wave Equations date: 2012-12-01 words: 3225 flesch: 78 summary:  Now the discrete form of (1) using the explicit finite difference scheme can be written as     1 1 1 2 2 1 12 0 2 [ 2 ][ 1 ] , 3 n n n k n n nk k k k k j k j k j j u u u d h u u u j j                          and 1 1 1 1 1 1 1 1 2 [ 2 ] [ 2 ] , k n n n n n n n n n k k k k k k j k j k j k j j u u u s u u u s g u u u                    (5) where   , 3 kd ss     2 ,s h      2 2 1 .jg                    . keywords:   cache: squjs-407.pdf plain text: squjs-407.txt item: #212 of 306 id: squjs-408 author: Al-Sinani, Sana S.; Eltayeb, Elsadig A. title: Optimised Methods for Quantitative Analysis of Solasodine and its Glycoside Solamargine by High Performance Liquid Chromatography date: 2013-12-01 words: 3482 flesch: 51 summary: The main aim of this study Solamargine(SM): H= Chacotriose Solasonine(SN): H= Solatriose (a) (b) QUANTITATIVE ANALYSIS OF SOLASODINE AND ITS GLYCOSIDE SOLAMARGINE 3 was to investigate the effect of chromatographic conditions on the HPLC behavior of SGAs and SGAAs and to develop a simple method for quantification of SGAs and SGAAs, using commercial model compounds of solasodine and solamargine. Effect of the percentage of the organic solvent on the separation of solasodine at temperature 25 ˚C and flow rate 1 ml/min. MeOH:AH2P (pH 2.5100 mM) 70%:30% (b) MeOH:AH2P (pH 2.5/100 mM) 80%:20% MeOH:AH2P (pH 2.5/100 mM) 75%:25% (c) (d) (a) MeOH:AH2P (pH 2.5/100 mM) 60%:40% QUANTITATIVE ANALYSIS OF SOLASODINE AND ITS GLYCOSIDE SOLAMARGINE 5 Figure 3. keywords: ah2p; buffer; meoh; separation; solamargine; solasodine cache: squjs-408.pdf plain text: squjs-408.txt item: #213 of 306 id: squjs-410 author: Cowan, Peter J. title: An Annotated Checklist of the Mammals of Kuwait date: 2013-12-01 words: 3503 flesch: 69 summary: Large roost of ca. 500 or more found at a farm on outskirts of Kuwait city 16 September 2002 (Al-Sirhan, 2007; Al-Sirhan, 2012). Several live individuals, apparently caught in Kuwait, were donated to the Desert Animal Facility (Kuwait Institute for Scientific Research, AN ANNOTATED CHECKLIST OF THE MAMMALS OF KUWAIT 02 Kabd) and The Scientific Center (Kuwait city) from 2001 (Delima, 2006; Bebehani, 2008; PJC). keywords: bates; clayton; fox; harrison; kuwait; omar; pkmf; present; sirhan; species; wells cache: squjs-410.pdf plain text: squjs-410.txt item: #214 of 306 id: squjs-413 author: Labib, Shiraz title: Synthesis of Doped and non-Doped Nano MgO Ceramic Membranes date: 2013-12-01 words: 4211 flesch: 63 summary: 2. Experimental 2.1 Substrate preparation Disk alumina substrates of thickness (0.1cm), diameter (10 cm), pore size distr ibution (0.1 µm), and porosity (18.42 Vol. %) (Labib, 2006) were used for doped and non-doped MgO coating thin films. 2.2 Membrane preparation Doped and non-doped MgO ceramic membranes were initially prepared using magnesium nitrate hexahydrate keywords: 2010; coating; decrease; doping; increase; membranes; mgo; percent; sol; thickness; zno cache: squjs-413.pdf plain text: squjs-413.txt item: #215 of 306 id: squjs-414 author: Williams, John R.; Fatope, Majekodunmi O.; Al-Kindy, Salma M.Z.; Suliman, Fakhr Eldin O.; Al-Saidi, Salim H. title: Volatile Compounds of the Leaves and Flowers of Lavandula dhofarensis A.G. Miller date: 2013-12-01 words: 3926 flesch: 55 summary: The chemical composition of the essential oil of the Lavandula species (L. augustifolia Miller (= L. officinalis Chaix = L vera De candolle), L. viridis L’Her, L. pubescens Dec, L. dentate L., L. lanata L., L. canariensis Miller, L. latifolia M., L. stoechas L. and L. mutifida L.) have been extensively investigated by different extraction methods and GC/MS analyses (Guillen et al., 1996; Kim and Lee, 2002; Paul et al., 2004; Chorgrani et al., 2010; Porto et al., 2009; Pallado et al., 1997; An et al., 2001; Cong et al., 2008; Shellie et al., 2002; Da Porto and Decorti, 2010). Compounds such as linalool, linalyl acetate, 1,8-cineole, and -ocimene, which are usually found as the major components of lavender oils, were either absent or detected at low levels (<0.1%) in the hydrosol of L. dhofarensis. keywords: acetate; camphor; components; compounds; dhofarensis; et al; flowers; lavandula; leaves; oil cache: squjs-414.pdf plain text: squjs-414.txt item: #216 of 306 id: squjs-415 author: Al-Sayigh, Abdul Razak Siddiq title: Neorotalia omanensis and Operculina musawaensis from the Sultanate of Oman date: 2013-12-01 words: 5437 flesch: 58 summary: The associated fauna includes: the planktonic foraminifera Truncorotaloides libyaensis, Morozovella bolivariana, Globigerinatheka barri, Globigerinatheka curryi, Globigerinatheka sp. benthonic foraminifera Nummulites schaubi and N. maculatus were recorded by Racey (1995). Neorotalia omanensis n. sp. and Linderina sp. specimens were collected from Unit H of the Musawa Formation. keywords: eocene; foraminifera; formation; linderina; middle; musawa; neorotalia; oman; omanensis; operculina; species; unit cache: squjs-415.pdf plain text: squjs-415.txt item: #217 of 306 id: squjs-417 author: Ba-Omar, Taher A.; Al-Amri, Mariam; Al-Belushi, Jameela; Victor, Reginald title: The effect of starvation on the liver of Aphanius dispar (Pisces; Cyprinodontidae): A microscopic study date: 2014-06-01 words: 3090 flesch: 59 summary: Electron micrographs of 96 hr starved A. dispar fish (A & B) showing: disintegration of the cytoplasmic organelles and shrinkage of nucleus (N) and intercellular space (arrows), lysosomes (LS) and mitochondria (M). Although some hardy fish like A. dispar may physiologically tolerate and adapt to short periods of starvation, detectable histopathological changes in organ systems are likely to occur. keywords: aphanius; dispar; figure; fish; hepatocytes; liver; rer; starvation; starved cache: squjs-417.pdf plain text: squjs-417.txt item: #218 of 306 id: squjs-418 author: Al-Rasbi, Nawal K.; AlWihibi, Bushra; AlNofali, Nada title: Synthesis and spectroscopic properties of a fluorosensor for Zn2+ ions date: 2014-06-01 words: 3508 flesch: 66 summary: Introduction n recent years, there was a great interest in Schiff base ligands for their unusual photophysical properties. A variety of Zn 2+ sensors have been reported based on quinoline, [8] coumarin [9] and Schiff base ligands [7]. keywords: base; complex; emission; ions; ligand; schiff; solution; spectra; zn(ii; znl cache: squjs-418.pdf plain text: squjs-418.txt item: #219 of 306 id: squjs-419 author: Shah, Hakikulla H.; Al-Belushi, Rayya A.; Khan, Muhammad S. title: Ferrocenylethynyl - a versatile platform for new molecules to novel materials date: 2014-06-01 words: 12680 flesch: 58 summary: Scientists have coupled ferrocene to coordinating ligands like pyridine, benzonitrile, etc. and utilized these ferrocenyl derivatives to construct a wide range of metal complexes. Barbaro, P., Bianchini, C., Giambastiani, G. and Parisel, S.L. Progress in stereoselective catalysis by metal complexes with chiral ferrocenyl phosphines. keywords: chart; chem; chemical; complexes; coordination; coupling; electron; ferrocene; ferrocenylethynyl; figure; inorg; ligands; materials; metal; new; organic; organomet; platform; polymers; potential; properties; redox; soc; spacers; structures; synthesis; type; units cache: squjs-419.pdf plain text: squjs-419.txt item: #220 of 306 id: squjs-420 author: Al-Hinaai, Mohammed M.; Al-Harthi, Salim H.; Khudaish, Emad A. title: Fabrication and surface characterization of poly(4-aminodiphenylamine) film modified electrode and its application for lead and cadmium determination date: 2014-06-01 words: 6543 flesch: 53 summary: The fabrication, characterization and application of polymer modified electrodes (PMEs) are important themes and a core area of research in chemistry. The recoveries were more than 97% (the calculated relative standard deviation values were less than 10%), and demonstrate that the present system can offer a sensitive and accurate method for the monitoring of trace metal ions. keywords: chem; determination; electrode; figure; film; ions; metal; modified; padpa; polymerization; potential; stripping; surface cache: squjs-420.pdf plain text: squjs-420.txt item: #221 of 306 id: squjs-421 author: Al-Kindy, Salma M.Z.; Al-Ghazali, Arwa; Suliman, Fakhr Eldin O.; Al-Lawati, Haidar A.J. title: A Terbium Sensitized Luminescence Method for the Assay of Flubiprofen in Pharmaceutical Formulations date: 2014-12-01 words: 5542 flesch: 56 summary: Interfering species NaCl (100 g mL-1) 92.8 ± 0.3 1 : 40 KCl (100 g mL-1) 81.9± 0.2 1 : 40 ZnCl2 (50 g mL -1) 156.9 ± 0.1 1 : 5 MgCl2 (75 g mL-1) 113.9 ± 0.8 1 : 20 CaCl2 (12.5 g mL-1) 78.9 ± 0.1 1 : 5 FeCl3 (2.5 g mL-1) 19.2 ± 0.2 1 : 1 Urea (150 g mL-1) 92.3 ± 0.2 1 : 60 3.10 Analytical Figures of merit The luminescence intensity (I) versus FLP concentration (C) was found to be linear for a specific range. Concentration of FLP claimed FLP concentration found % Recovery  RSD 0.10 g keywords: complex; concentration; dpp; effect; flp; intensity; luminescence; methanol; method; tb3; terbium; water cache: squjs-421.pdf plain text: squjs-421.txt item: #222 of 306 id: squjs-422 author: Abbasi, Iftikhar Ahmed; Al-Harthy, Abdulrahman; Al-Subhi, Yahya Khalifa title: Late Cretaceous Sub-Marine Fan System in Batain Mélange Zone, the Fayah Formation in Northeastern Oman date: 2014-06-01 words: 4690 flesch: 59 summary: Occasionally these are interbedded with sandstone lithofacies. It also occurs in the lower and upper parts of the formation being interbedded with other lithologies, such as sandstone lithofacies. keywords: association; batain; clasts; conglomerate; debris; fayah; figure; flow; formation; lithofacies; lithofacies association; oman; sandstone cache: squjs-422.pdf plain text: squjs-422.txt item: #223 of 306 id: squjs-423 author: Al-Khaled, Kamel; Al-Safeen, M. K. title: Homotopy Perturbation Method For Fractional Shallow Water Equations date: 2014-06-01 words: 4779 flesch: 73 summary: The third-order term approximate solutions for equation (1.1) are given by KAMEL AL-KHALED and MOHAMED K. AL-SAFEEN 80 1,0 1,1 1,2 2,0 2,1 2,2 ( , ) ( , ) ( , ) ( , ), ( , ) ( , ) ( , ) ( , )u x t z x t z x t z x t The third-order term approximate solutions for equation (1.1) are given by 1,0 1,1 1,2 2,0 2,1 2,2 ( , ) ( , ) ( , ) ( , ); ( , ) ( , ) ( , ) ( , )u x t z x t z x t z x t keywords: x t;   cache: squjs-423.pdf plain text: squjs-423.txt item: #224 of 306 id: squjs-424 author: Arafin, Sayyadul; Mujibur Rahman, S. M. title: Velocity Profiles for Flow of Omani Crude Oils and Other Liquids date: 2014-06-01 words: 4261 flesch: 62 summary: We will restrict our investigations in this study to two- and three- layer liquid systems only. Solutions of the momentum balance equations We present here solutions of the momentum balance equations involving two- and three- layer liquid systems only. keywords: crude; flow; layer; liquid; oil; system; velocity; water cache: squjs-424.pdf plain text: squjs-424.txt item: #225 of 306 id: squjs-425 author: Koca, Nazife Özdeş; Koca, Mehmet; Al-Sawafi, Muna title: FCC, BCC and SC Lattices Derived from the Coxeter-Weyl groups and quaternions date: 2014-06-01 words: 7035 flesch: 80 summary: (17) The orbits generated by these vectors would lead to the set of vectors 3 3 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 1 1 1 (1, 0, 0) { ( ), ( ), ( ), ( )}, 2 2 2 2 (0,1, 0) { , , }, 1 1 1 1 (0, 0,1) { ( ), ( ), ( ), ( )}. 2 2 2 2 A A A e e e e e e e e e e e e e e e e e e e e e e e e e e e                           (18) They respectively represent the vertices of a tetrahedron, an octahedron and another tetrahedron. (15) NAZIFE OZDES KOCA ET AL 011 Here and T T  are the sets of quaternions {T 1 2 3 1 2 3 1 1, , , , ( 1 )} 2 e e e e e e        , 1 1 1 1 1 1 1 2 3 2 3 1 3 1 22 2 2 2 2 2 { ( 1 ), ( ), ( 1 ), ( ), ( 1 ), ( )}e e e e e e e e eT              (16) where T represents the binary tetrahedral group of order 24, and the union of the set keywords: coxeter; e e; group; lattice; root;   cache: squjs-425.pdf plain text: squjs-425.txt item: #226 of 306 id: squjs-426 author: Al Sinani, Sana S.; Eltayeb, Elsadig A. title: The Effect of Salinity on Solamargine and Solasonine Contents of Solanum incanum Plants Grown in Oman date: 2015-02-01 words: 4249 flesch: 63 summary: SANA S. AL SINANI and ELSADIG A. ELTAYEB 4 2.8 Quantification of solamargine and solasonine The same method was applied for the analysis of solamargine and solasonine contents in leaves, stem and root of S. incanum plants grown at different salinity concentrations (at intervals of 2, 4, and 6 weeks). The effect of salinity stress on solamargine and solasonine production by Solanum incanum plants grown in soil has been investigated. keywords: incanum; leaves; m m; nacl; plants; production; salinity; solamargine; solanum; solasonine; stress cache: squjs-426.pdf plain text: squjs-426.txt item: #227 of 306 id: squjs-427 author: Mahgoub, Osman; T.Kadim, Isam; Babiker, Hamza A.; Al-Kindi, Mohammed N. title: The Influence of Diets Containing Phenols and Condensed Tannins on Protein Picture, Clinical Profile and Rumen Characteristics in Omani Sheep date: 2015-02-01 words: 5682 flesch: 63 summary: There were no major effects on urine analysis but there was a trend by control animals to have higher protein and specific gravity than treated ones. They may also contain secondary plant compounds such as polyphenols and condensed tannins which may have anti - nutritional effects [1]. keywords: albumin; alpha; animals; body; effects; fed; levels; neg neg; protein; rhodesgrass; serum; sheep; table; tannins; utpf; عيٚ cache: squjs-427.pdf plain text: squjs-427.txt item: #228 of 306 id: squjs-428 author: Qi, Kezhen; Wang, Ruidan; Fu, Jiaqi; Chen, Ke; Zuo, Chunying title: Facile and Surfactant-Free Synthesis of Hierarchical ZnO Microstructures date: 2015-02-01 words: 1847 flesch: 65 summary: Herein, we present a facile hydrothermal method for synthesis of hierarchical ZnO microstructures without using any surfactant. ABSTRACT: Hierarchical ZnO crystals with flower-like microstructures were successfully synthesized via a facile hydrothermal route without using any surfactants. keywords: figure; hierarchical; microstructures; morphology; solution; synthesis; zno cache: squjs-428.pdf plain text: squjs-428.txt item: #229 of 306 id: squjs-429 author: Khan, Muhammad S.; Al-Rasbi, Nawal K.; C.Constable, Edwin title: Dioxygen Binding by Cobalt(II) Complexes of 8,8'-bis(aminomethyl)-2,2'-biquinoline date: 2015-02-01 words: 4713 flesch: 59 summary: A dicobalt(III) peroxo-bridged complex was formed in DMF solution, associated with the formation of an E.S.R.-silent solution compatible with the formation of low-spin d 6 Co(III) species. This complex was diamagnetic and DMF solutions were E.S.R.-silent. keywords: cobalt(ii; col(no3)2.h2o; complexes; dioxygen; dmf; e.s.r; figure; red; solution; spectrum cache: squjs-429.pdf plain text: squjs-429.txt item: #230 of 306 id: squjs-430 author: Selvaraj, Rengaraj; Qi, Kezhen; Jeong, Uiseok; Al Nofli, Kholood; Al-Kindy, Salma; Sillanpää, Mika; Kim, Younghun title: A Simple Surfactant-Free Solution Phase Synthesis of Flower-like In2S3 Hierarchitectures and their Photocatalytic Activities date: 2015-02-01 words: 4532 flesch: 60 summary: [13] have reported that β-In2S3 nanotubes showed high photocatalytic performance on the decomposition of Rhodamine B under solar irradiation. Li, B.X. and Wang, Y.F. Facile synthesis and enhanced photocatalytic performance of flower-like ZnO hierarchical microstructures. keywords: blue; chem; figure; flower; growth; in2s3; light; like; methylene; nanoflowers; photocatalytic; properties; ratio; synthesis cache: squjs-430.pdf plain text: squjs-430.txt item: #231 of 306 id: squjs-432 author: Rahman, Mohammad M.; Al-Hatmi, Mohammed M. title: Hydromagnetic Boundary Layer Flow and Heat Transfer Characteristics of a Nanofluid over an Inclined Stretching Surface in the Presence of a Convective Surface: A Comprehensive Study date: 2015-02-01 words: 10423 flesch: 64 summary: Commonly used heat transfer fluids such as water, ethylene glycol, and engine oil have relatively low thermal conductivities compared to the thermal conductivity of solids It is also noted that the rate of heat transfer increases with the increase of the nanoparticles volume fraction  when Biot number Bi  1, whereas it decreases when Bi1.Thus, the addition of nanofluid to the base fluid may not always increase the rate of heat transfer. keywords: base; boundary; figure; flow; fluids; heat; heat transfer; layer; nanofluid; nanoparticles; number; surface; temperature; transfer; values; velocity cache: squjs-432.pdf plain text: squjs-432.txt item: #232 of 306 id: squjs-4325 author: Wedad H. Al-Dahhan; Emad Yousif ; Hassan Hashim title: Determination of Toxic Metals in Tobacco from Selected Imported Cigarette Brands and Local Tobacco in Iraqi Markets: TOXIC METALS DETERMINATION OF TOBACCO date: 2021-06-02 words: 3452 flesch: 59 summary: Table 1 illustrates some of the main trace and heavy elements in some American brands of cigarette tobacco [27]. Concentration range for main trace and heavy elements in cigarette tobacco of American brands. keywords: cigarette; elements; health; heavy; journal; metals; smoking; tobacco; yousif cache: squjs-4325.pdf plain text: squjs-4325.txt item: #233 of 306 id: squjs-4328 author: Journal, Nafya H. Mohammed; Nazaneen Q.M. Saeed title: Doubly Periodic Functions and Floquet Theorem: DOUBLY PERIODIC FUNCTIONS AND FLOQUET THEOREM date: 2021-06-02 words: 4165 flesch: 76 summary: Keywords: Meromorphic function; Periodic function; Elliptic function; Floquet Theorem; Fundamental matrix. Consider the linear homogenous system (1), where 𝐴(𝑡) ∈ 𝑆. If 𝑊(𝑡) is a fundamental matrix of system (1) such that 𝑊(𝑡0) = 𝐼 (where 𝐼 represents the identity matrix), then: i. 𝑊(𝑡 + 2𝑚𝑤1 + 2𝑛𝑤3) are also fundamental matrices of (1), ∀ 𝑚, 𝑛 ∈ ℤ. ii. keywords: functions; matrix; theorem; 𝑊(𝑡 cache: squjs-4328.pdf plain text: squjs-4328.txt item: #234 of 306 id: squjs-4329 author: Yassir Dinar ; Zainab Al-Maamari title: Dicyclic Groups and Frobenius Manifolds: DICYCLIC GROUPS AND FROBENIUS MANIFOLDS date: 2021-06-02 words: 2787 flesch: 65 summary: Dubrovin’s method to construct examples of Frobenius manifolds on orbits spaces was carried for other linear representations of discrete groups which have in common that the coordinate rings of the orbits spaces are polynomial rings. In this article, we show that the orbits space of an irreducible representation of a dicyclic group acquires two structures of Frobenius manifolds. keywords: frobenius; groups; manifolds; metrics cache: squjs-4329.pdf plain text: squjs-4329.txt item: #235 of 306 id: squjs-433 author: Al-Ajmi, Mudhahir; Koca, Mehmet; Salasel, Hashima Bait Bu title: Projection of Polyhedra onto Coxeter Planes Described with Quaternions date: 2015-02-01 words: 3835 flesch: 73 summary: [3] where PROJECTION OF POLYHEDRA ONTO COXETER PLANES DESCRIBED WITH QUATERNIONS 79 { √ √ √ √ √ √ } . (11) The set in the quaterionic form is [6]: (12) where √ √ the golden ratio and its algebraic conjugate respectively. keywords: coxeter; group; polyhedra; projection; radius; vertices; √ √ cache: squjs-433.pdf plain text: squjs-433.txt item: #236 of 306 id: squjs-4330 author: Basant K. Jha; Muhammad K. Musa; Abiodun O. Ajibade title: Effects of Thermal Stratification and Anisotropic Porous Material in a Symmetrically Heated Vertical Channel: EFFECTS OF THERMAL STRATIFICATION AND ANISOTROPIC POROUS MATERIAL date: 2021-06-02 words: 6311 flesch: 54 summary: Thus, while investigating heat transfer in the presence of anisotropic porous medium with oblique principal axes, Vajravelu and Prasad [9], in an attempt to investigate the role of porous media in the transport processes, the classical (Darcy) model, which simply presents a linear relationship between the superficial average velocity (𝑈) and the pressure difference (𝑃) applied across the porous medium, was developed. keywords: anisotropic; flow; fluid; porous; stratification; temperature; velocity; 𝐷𝑎 = cache: squjs-4330.pdf plain text: squjs-4330.txt item: #237 of 306 id: squjs-4331 author: Suleiman Al-Risi; Rachid Sbiaa; Hanan Mohammed; Jurgen Kosel title: Magneto-optical Kerr Microscopy for Nano-Structures with Perpendicular Magnetic Anisotropy: MAGNETO-OPTICAL KERR MICROSCOPY date: 2021-06-02 words: 3382 flesch: 59 summary: Consequently, the positioning of DW to the third, the fourth and the fifth steps was achieved by applying magnetic fields of -84, -88 and -90 mT, respectively. From MOKE images, the magnetization reversal in (Co/Pt)×12 multilayers is initiated by small domains randomly distributed in all directions and evolves with time or magnetic field. keywords: domain; field; figure; magnetization; microscopy; moke; perpendicular; plane; wire cache: squjs-4331.pdf plain text: squjs-4331.txt item: #238 of 306 id: squjs-4332 author: Mohammad Abdullah Al-Mamun; Sheikh Mohammad Sayem; Khondaker Mohammad Mostafizur Rahman; Mohammad Zakir Hossain title: A Statistical Analysis on Forecasting Prices of Some Important Food Commodities in Bangladesh: A STATISTICAL ANALYSIS ON FORECASTING PRICES date: 2021-06-02 words: 4149 flesch: 66 summary: Keywords: Box-Jenkins methodology; Forecasting price; Autocorrelation function; ARIMA model; SARIMA model; Estimation; Identification; Akaike information criterion; Bayesian information criterion. Forecasting prices of the heavily consumed major commodities is very essential for the businessmen, planners and policymakers of a developing country like Bangladesh where approximately 40% of the people are living below the poverty line. keywords: bangladesh; data; forecasting; garlic; model; onion; potato; prices; sarima; 𝐵 𝑠 cache: squjs-4332.pdf plain text: squjs-4332.txt item: #239 of 306 id: squjs-434 author: Dorvlo, Atsu S.S. title: A Test for Dominance date: 2015-02-01 words: 3293 flesch: 79 summary: Therefore if the interest is in the number of subjects, nk  , selecting any two items then the distribution is                1 2 1 1 2 , 0 1 2 1 1 2 1 , 1, 2,..., . 1 2 2 n m k t m m for k m n m n P X X k k m m n t for k n m n m n m n t                         (6) 4. From eq (2) the p-value can be computed from 1 1 1 ( ) , 1 1 jn i j y t m n t P X y m n m n t              where y is some observed modal value. keywords:   cache: squjs-434.pdf plain text: squjs-434.txt item: #240 of 306 id: squjs-435 author: Ahmed, Mohammad S. title: Some Improved Estimators in Double Sampling Using two Auxiliary Variables date: 2015-02-01 words: 1735 flesch: 70 summary: [2] class of chain estimators is more efficient than Dash and Mishra’s Ahmed, M.S., Rahman, M.S. and Ahmed, R. General class of chain estimators for a finite population mean using double sampling. keywords: ahmed; estimators; ̅ ̅ cache: squjs-435.pdf plain text: squjs-435.txt item: #241 of 306 id: squjs-436 author: Al-Azri, Horiya H.; Ba-Omar, Taher; Elshafie, Abdulkadir; Barry, Michael J title: Histopathological and Ultrastructural Changes in the Liver and Gills of the Killifish Aphanius Dispar (Cyprinodontidae) Exposed to Aflatoxin B1 date: 2015-06-01 words: 4903 flesch: 59 summary: In the present study, the number and size of lipid droplets in the hepatocytes of treated fish liver increased as AFB1 concentration increased. Electron micrographs of fish liver: A) Liver of fish treated with 50 µg AFB1/kg for 20 days; B) Liver of fish treated with 70 µg AFB1/kg for 20 days: B) mitochondria (M); lysosome (LY); lipid droplet (L). keywords: afb1; aflatoxin; cells; changes; chloride; days; figure; fish; gills; lamellae; liver; residues; µg afb1 cache: squjs-436.pdf plain text: squjs-436.txt item: #242 of 306 id: squjs-437 author: Sherwani1, Neelam; Abed, Raeid M.M.; Dobretsov, Sergey; Mary, Sheji title: Antibacterial and Antifungal Activities of Cyanobacterial Strains Isolated from Hot Springs in Oman date: 2015-06-01 words: 5560 flesch: 54 summary: 7. Ward, D.M., Tayne, T.A., Anderson, K.L. and Bateson, M.M. Community structure and interactions among community members in hot spring cyanobacterial mats. Bioactive compounds have not been isolated through this study and the isolation of antibacterial compounds from thermal spring cyanobacteria should be a priority in future investigations. keywords: activity; antibacterial; antifungal; butanol; compounds; cyanobacteria; dcm; extracts; hexane; hot; r r; species; springs cache: squjs-437.pdf plain text: squjs-437.txt item: #243 of 306 id: squjs-438 author: Khan, Muhammad S.; Al-Rasbi, Nawal K.; Constable, Edwin C. title: Synthesis and Characterization of Some Macrocylic Complexes Incorporating Indole and 2,2'-Bipyridine or 1,10-Phenanthroline date: 2015-06-01 words: 4769 flesch: 65 summary: Analytical data for metal macrocyclic complexes. Macrocyclic metal complexes derived from 4, 6-Dimethoxy-3-methylindole-2, 7-dicarbaldehyde and some primary diamines with additional nitrogen donor atoms. keywords: chemistry; complexes; constable; e.c; ibid; lewis; ligands; macrocyclic; p.r; structure cache: squjs-438.pdf plain text: squjs-438.txt item: #244 of 306 id: squjs-439 author: Al-Azri, Nasser A. title: Energy Management through Heat Integration: a Simple Algorithmic Approach for Introducing Pinch Analysis date: 2015-12-01 words: 3974 flesch: 66 summary: Hot stream temperatures. Cold stream temperatures. keywords: cold; heat; hot; integration; interval; pinch; qhot; streams; temperature cache: squjs-439.pdf plain text: squjs-439.txt item: #245 of 306 id: squjs-440 author: Al-Baali, Mehiddin; Triki, Chefi title: A Note on Using Partitioning Techniques for Solving Unconstrained Optimization Problems on Parallel Systems date: 2015-12-01 words: 4358 flesch: 60 summary: The solution of optimization problems on parallel systems or on grids has, over the past decades, attracted the attention of several researchers [1-4]. However, for general problems, it is usual to expect that the variables assigned to processor i p depend on some other variables handled by another processor j p with i j . keywords: parallel cache: squjs-440.pdf plain text: squjs-440.txt item: #246 of 306 id: squjs-441 author: Al-Khaled, Kamel title: Numerical Wave Solutions for Nonlinear Coupled Equations using Sinc-Collocation Method date: 2015-12-01 words: 6215 flesch: 81 summary: x x t xxx x u u uu vv v v uv     (41) subject to the initial conditions 2 2 3 1 1 3 1 1 1 ( , 0) N N n n n n j j i j j keywords: j j; n j; n n; n u; u u cache: squjs-441.pdf plain text: squjs-441.txt item: #247 of 306 id: squjs-442 author: Karaa, Samir title: A Priori Error Estimates for Mixed Finite Element Schemes for the Wave Equation date: 2015-12-01 words: 7864 flesch: 88 summary: From (12-13) and (31-32), and the properties of the projections h  and h P , we arrive at ; ( , ) ( , ) = ( , ) ( , ) , 1, n n n n tt tt h v n             v v r v v V (44) 1 1/ 2 1/ 2 1 1/ 2 ( , ) ( , ) = ( , ) , 0, n n n h w w w w W n               (45) where ; = ( ) n n n tt tt   r u u . n t L L C w h      U By setting 1 2= n t w P   , we see that 2 1 1 1 1 02 2 2 2 2 2 2 ( ) ( ) ( ) n n n t t t L L L C P P h            U 1 1 1 1 12 0 1 2 2 2 2 1 2 22 ( ) ( ) 0 n n t t L L C P h        keywords: n n; n t; t l; t p; t t;   cache: squjs-442.pdf plain text: squjs-442.txt item: #248 of 306 id: squjs-443 author: Krishnan, Edamana. V. title: Mapping Methods to Solve a Modified Korteweg-de Vries Type Equation date: 2015-12-01 words: 3440 flesch: 82 summary: x t u  (5) Substitution of (5) into (4) gives rise to the ODE 3 (4 ) (4 ) 4( 4) = 0.uu u u u u            (6) Dividing by 2 (4 )u and integrating with respect to  , we arrive at the equation 3 2 = 0,u Ku u    (7) where K is the integration constant. t      (32) keywords: solutions cache: squjs-443.pdf plain text: squjs-443.txt item: #249 of 306 id: squjs-4432 author: U. Ejike, Blessing ; C. Ohaeri, Carmelita ; C. Amaechi, Ebube title: Parasitic Contamination of Local Drinking Water Sources in Aba Metropolis, Abia State, Nigeria: PARASITIC CONTAMINATION OF LOCAL DRINKING WATER SOURCES date: 2021-06-24 words: 4335 flesch: 57 summary: The occurrence of intestinal parasites in water sources is prevalent among poor people in remote rural communities who lack proper toilet facilities, an adequate supply of potable drinking water and poor sewage and waste disposal systems The detection of protozoan and helminthic parasites in drinking water sources is a serious public health concern, hence the proper implementation of a supply of safe drinking water is vital. keywords: aba; area; contamination; drinking; health; nigeria; parasites; parasitic; samples; sources; state; water; water sources cache: squjs-4432.pdf plain text: squjs-4432.txt item: #250 of 306 id: squjs-4434 author: A. Khudaish, Emad ; Al-Maskari , Arwa title: A Surface Network Based on Polytyramine/ Gold Nanoparticles: Characterization, Kinetics, Thermodynamics and Selective Determination of Norepinephrine : A SURFACE NETWORK BASED ON POLYTYRAMINE/GOLD NANOPARTICLES date: 2021-06-24 words: 7027 flesch: 47 summary: Ptyr modified surface are much greater than that recorded for the virgin Ptyr surface, consisting with the experimental data of EIS presented in Figure 3(A). The selection and characterization of modified surface materials are playing important roles in testing the stability, the reproducibility and the analytical performance of certain electro-active substances. keywords: acid; aunps.ptyr; determination; dpv; electrode; figure; gce; gold; materials; nanoparticles; norepinephrine; oxidation; ptyr; sensor; surface cache: squjs-4434.pdf plain text: squjs-4434.txt item: #251 of 306 id: squjs-4435 author: M. Fares, Mohammad ; M. Abdelsalam, Usama ; M. Allehiany, Faiza title: Travelling Wave Solutions for Fisher’s Equation Using the Extended Homogeneous Balance Method: TRAVELLING WAVE SOLUTIONS FOR FISHER’S EQUATION date: 2021-06-24 words: 3292 flesch: 72 summary: Keywords: Traveling wave solutions; Partial differential equations; Extended homogeneous balance method and Fisher’s equation. Introduction he exact travelling wave solutions of nonlinear evolution equations play an important role in the study of nonlinear physical phenomena, for example, the wave phenomena observed in fluid mechanics, plasma physics, optical fibers, solid state physics, chemical kinematics, chemical physics and geochemistry. keywords: equation; method; solutions; 𝑀 2𝑃 cache: squjs-4435.pdf plain text: squjs-4435.txt item: #252 of 306 id: squjs-4436 author: G.A. , Pinto title: Boolean Zero Square (BZS) Semigroups: BOOLEAN ZERO SQUARE (BZS) SEMIGROUPS date: 2021-06-24 words: 4529 flesch: 87 summary: (1): If S is a rectangular 0-band, then (∀𝑎 ∈ 𝑆)(∀𝑏 ∈ 𝑆\{0}) 𝑎2 = 𝑎 and 𝑎𝑏𝑎 = 𝑎 . If, on the other hand 𝑏2 = 𝑏, then by [1, Proposition 2.3.3], 𝑏𝑐 = 𝑐 ∈ keywords: ∈ 𝐸; ∈ 𝑁; ∈ 𝑆; 𝐸22 𝑂; 𝑂 𝐸11; 𝑂 𝑂 cache: squjs-4436.pdf plain text: squjs-4436.txt item: #253 of 306 id: squjs-4437 author: M. Elmojtaba, Ibrahim ; Al-Amri , Kawkab ; J.A. Khan, Qamar title: Predator-Prey Model with Refuge, Fear and Z-Control: PREDATOR-PREY MODEL WITH REFUGE, FEAR AND Z-CONTROL date: 2021-06-24 words: 6746 flesch: 74 summary: Let 𝑒𝛼1 = 𝛼1 − �̂�1,𝑒𝛽1 = 𝛽1 − �̂�1,𝑒𝑏1 = 𝑏1 − �̂�1,𝑒𝑐1 = 𝑐1 − �̂�1,𝑒𝑑1 = 𝑑1 − �̂�1be unknown estimators, which give �̇�𝛼1 = −�̂�1̇, �̇�𝛽1 = −�̂�1 ̇ , �̇�𝑏1 = −�̂�1 ̇ , �̇�𝑐1 = −�̂�1̇, �̇�𝑑1 = −�̂�1 ̇ . For achieving our purpose we adopt �̇�1 = −𝜆1𝑒1, �̇�2 = −𝜆2𝑒2and �̇�3 = −𝜆3𝑒3, with𝜆1,𝜆2,𝜆3 > keywords: 0.8,𝑏 =; control; equilibrium; fear; predator; prey; refuge; system cache: squjs-4437.pdf plain text: squjs-4437.txt item: #254 of 306 id: squjs-4438 author: Aka, Mfoniso ; Agbasi, Okechukwu title: Delineation of Weathered Layer Using Uphole and Surface Seismic Refraction Methods in Parts of Niger Delta, Nigeria : DELINEATION OF WEATHERED LAYER date: 2021-06-24 words: 3613 flesch: 61 summary: In surface seismic refraction, the survey is performed with a linear array of geophones connected to a seismograph at certain regular interval. For surface seismic refraction, the velocity ranged from 326.6 to 670.2 m/s with an average velocity of 548.0 m/s. Figure 9. keywords: area; delta; figure; layer; refraction; surface; thickness; time; uphole; velocity cache: squjs-4438.pdf plain text: squjs-4438.txt item: #255 of 306 id: squjs-444 author: Kumar, Anand; Singh, Ashok K.; Chandran, Pallath; Sacheti, Nirmal C. title: Effect of Perpendicular Magnetic Field on Free Convection in a Rectangular Cavity date: 2015-12-01 words: 5061 flesch: 62 summary: Batchelor [1] initiated investigations on natural convection in an enclosure heated and cooled from side walls. Following Batchelor's work, a number of researchers carried out experimental and numerical investigations related to natural convection in vertical enclosures. keywords: cavity; convection; effect; field; flow; number cache: squjs-444.pdf plain text: squjs-444.txt item: #256 of 306 id: squjs-4441 author: Koca, Nazife ; Sulaiman, Nidhal title: Comparing Science and Engineering Students Using the Force Concept Inventory in Introductory Physics Courses: COMPARING SCIENCE AND ENGINEERING STUDENTS date: 2021-06-24 words: 4916 flesch: 69 summary: In the post- test, questions 6, 9, 16, 20, 22, 24 and 26 were still only answered correctly by 20 % of PHYS2101 students. Students were informed that the FCI results would not affect their final grade in these two courses and there were no alternative incentives given for taking the FCI. 4. Results 4.1 Performance of student groups Table 1 shows the FCI pre- and post- tests mean values and standard deviations (S) in percentages, number of students N and t-test results for the group of PHYS2101 and PHYS2107 students. keywords: fci; female; gain; gender; groups; male; phys2107; physics; post; questions; students; test cache: squjs-4441.pdf plain text: squjs-4441.txt item: #257 of 306 id: squjs-445 author: Mohamed, Wael M.; Ghaleb, Ahmed F.; Rawy, Enaam K.; Hassan, Hassan A.Z.; Mosharafa, Adel A. title: Numerical Solution to a One-Dimensional, Nonlinear Problem of Thermoelasticity with Volume Force and Heat Supply in a Slab date: 2015-12-01 words: 8560 flesch: 77 summary: U U U U U U           1,1 1, 1 ,1 1,1 , 1 1, 1( )(2 2 )]r r r r r rU U U U U U           1,1 ,1 1,1 , 1 1, 1[ 2 2 ]r r r r rU For = 0,s one has 1,1 1 ,1 1,1 ,0 1, 1 1 , 1 1, 1= 4 ( )r r r r r r rqU q U qU U qU q U qU            2 1,1 1, 1 1,1 ,1 1, 1 , 1[( )( 2 2 )r r r r r rq keywords: nonlinear; r n; r r; r s; r u; u u; u ;  ;  ;  ;  ;   cache: squjs-445.pdf plain text: squjs-445.txt item: #258 of 306 id: squjs-447 author: Zaier, Riadh title: Rolling Optimization Method for Humanoid Robots date: 2015-12-01 words: 4437 flesch: 65 summary: Keywords: Humanoid robot; Locomotion control; Rhythmic motion; Rolling optimization; Zero Moment Point (ZMP). Zaier, R. and Nagashima, F. Motion pattern generator and reflex system for humanoid robots, Proc. of IEEE/RSJ International Conference on intelligent robots and systems, October 9-15, 2006, Beijing, China. keywords: control; feedback; figure; gyro; humanoid; locomotion; motion; robot; rolling; sensor; time; unit; zmp cache: squjs-447.pdf plain text: squjs-447.txt item: #259 of 306 id: squjs-448 author: Al-Sadqi, Nabila; Alansari, Aliya S. title: Detection of Unlabeled Genetically Modified Soybean in the Omani Market date: 2016-11-01 words: 3956 flesch: 65 summary: This indicates the need for better control and labeling of GM food products in Oman, to address public concerns about GM foods and their potential health and environmental risks, the consumer right to choose, and also to support the implementation of the recently proposed National Biosafety Framework for Oman. The new generation of GM foods with enhanced quality attributes or nutritional benefits elicits much greater public acceptance than previous products [2]. keywords: detection; dna; food; maize; min; pcr; products; roundup; samples; soybean; specific; types cache: squjs-448.pdf plain text: squjs-448.txt item: #260 of 306 id: squjs-449 author: Al-Busafi, Saleh N.; Al-Saidi, Salim H.; Al-Riyami, Amani I.; Al-Manthary, Nawal S. title: Comparison of Chemical Composition and Antioxidant Activity of Four Essential Oils Extracted from Different Parts of Juniperus excelsa date: 2016-11-01 words: 3996 flesch: 62 summary: Sesquiterpenes exist in leaf, branch and fruit essential oils but not in gum-resin oil. Keywords: Juniperus excelsa; Essential oil; GC-MS analysis; Monoterpenes; Antioxidant; DPPH radical scavenging. keywords: activity; antioxidant; branches; excelsa; gum; leaves; oil; oils; resin cache: squjs-449.pdf plain text: squjs-449.txt item: #261 of 306 id: squjs-451 author: Scharf, Andreas; Mattern, Frank; Al-Sadi, Sawsan S. title: Kinematics of Post-obduction Deformation of the Tertiary Ridge at Al-Khod Village (Muscat, Oman) date: 2016-11-01 words: 6772 flesch: 65 summary: Fault measurements after [1] Stop# N E Elevation The two mapped and proposed main faults of Domains A and C have the same orientation (strike: ~122° to 302°), whereas the two mapped main strike-slip faults in Domain B are slightly oblique (~10°) to the main faults in the two domains (strike: ~112° to 292°). keywords: deformation; domain; fault; figure; khod; oman; plate; ridge; rusayl; slip; strike; structures; tertiary cache: squjs-451.pdf plain text: squjs-451.txt item: #262 of 306 id: squjs-452 author: Sundararajan, Narasimman; Ebrahimi, A.; Vasudha, Nannappa title: Two Dimensional Short Time Hartley Transforms date: 2016-11-01 words: 3141 flesch: 67 summary: [5] in its one dimension as:        , w 2 wSTHT f t The other version (version II) of the 2-D HT can be written as [12]:        , , 2 2H u v f x y cas u x cas v y dx dy         (9)        , , 2 2f x y H u v cas u x cas v y du dv         (10) where,      xuxuxucas  2sin2cos2  and      yvyvyvcas  2sin2cos2  . keywords: hartley; time; transform;  ;   cache: squjs-452.pdf plain text: squjs-452.txt item: #263 of 306 id: squjs-453 author: Rahman, Mohammad M.; Pop, Ioan title: Effects of Second-Order Slip and Viscous Dissipation on the Analysis of the Boundary Layer Flow and Heat Transfer Characteristics of a Casson Fluid date: 2016-11-01 words: 9309 flesch: 74 summary: [-3.0993, 1.028130] upper branch solution lower branch solution -3.5 -3 -2.5 0 1 2 3 4 5 6 7 8 9 10 -0.8 -0.7 -0.6 -0.5 -0.4 -0.3 -0.2 -0.1 0  f  (  ) upper branch solution lower branch solution b = 0, -0.5, -1 b =0, -0.5, -1 0 1 2 3 4 5 6 7 8 9 10 -0.6 -0.4 -0.2 0 0.2 0.4 0.6 0.8 1   (  ) upper branch solution lower branch solution b = 0, -0.5, -1 b = 0, -0.5, -1 EFFECTS OF SECOND-ORDER SLIP AND VISCOUS DISSIPATION 61 Figure 14. keywords: boundary; branch; branch solution; flow; fluid; order; parameter; slip; solution; values cache: squjs-453.pdf plain text: squjs-453.txt item: #264 of 306 id: squjs-454 author: Boudellioua, Mohamed S. title: Reduction of Linear Functional Systems using Fuhrmann's Equivalence date: 2016-11-01 words: 3030 flesch: 70 summary: This equivalence transformation has been studied by a number of authors and has been shown to play an important role in the theory of linear functional systems. Keywords: Linear functional systems; Reduction; Fuhrmann's equivalence; Quillen-Suslin Theorem; Lin-Bose conjecture. keywords: linear; systems cache: squjs-454.pdf plain text: squjs-454.txt item: #265 of 306 id: squjs-455 author: Arafin, Sayyadul; Singh, Ram N. title: Thermal and Transport Properties of Mafic and Ultramafic Rocks of Oman Ophiolite date: 2016-11-01 words: 6401 flesch: 60 summary: KL and D decrease with increasing T but are found to increase with increasing P. Keywords: Debye temperature; Melting temperature; Specific heat capacity; Thermal conductivity; Diffusivity; Ophiolite. In the present work we have used the seismic velocity and the density data [8, 9] to obtain useful properties such as Debye temperature, melting temperature, compressibilities, specific heat capacities, Gruneisen parameter, viscosity, thermal conductivity and diffusivity of harzburgite and gabbro by making use of thermoelastic and thermodynamic equations. keywords: conductivity; debye; gabbro; harzburgite; heat; k -1; oman; pressure; properties; rocks; temperature; values cache: squjs-455.pdf plain text: squjs-455.txt item: #266 of 306 id: squjs-456 author: Day, Khaled; Al-Towaiq, Mohammad H. title: An Efficient Parallel Gauss-Seidel Algorithm on a 3D Torus Network-on-Chip date: 2015-06-01 words: 5368 flesch: 62 summary: Processor number r calculates the partial sum of the aijxj’s, j = r(n/k 3 ), …,(r+1)(n/k 3 )-1, corresponding to the r th block of matrix A and the r th segment of vector x received by this processor. We also assign sequential processor numbers (ids) to the k 3 processors as follows: the processor whose coordinates are (x, y, z) is assigned the sequential id: id(x, y, z) = x + ky + k 2 z. keywords: algorithm; gauss; parallel; processor; seidel; sum; torus cache: squjs-456.pdf plain text: squjs-456.txt item: #267 of 306 id: squjs-457 author: Al Khirbash, Salah; Semhi, Khadija title: Mobilization and Redistribution of Elements in Laterites of Semail Ophiolite, Oman: A Mass Balance Study date: 2015-06-01 words: 9029 flesch: 59 summary: Moreover, Ibra profile is characterized by a development of different zones during weathering, such as oxide, saprolite and clay zones, unlike other profiles where either the saprolite zone (as in the case of East Ibra profile 3) or the clay zone (as in Tiwi profile 2 and Al-Russayl profile 1) are missing. East Ibra profiles: In East Ibra profile, concentrations of trace elements exhibit significant fluctuations from the surface to the zone at 50 m depth. keywords: clay; east; elements; ibra; ibra profile; laterite; oxide; parent; profile; ratio; rock; russayl; saprolite; zone cache: squjs-457.pdf plain text: squjs-457.txt item: #268 of 306 id: squjs-458 author: Khan, Mohammad S.; Rao, Konduru P.R.; Parvathi, Kandipalli V.S. title: A Unique Common Coupled Fixed Point Theorem for Four Maps in Partial b-Metric-Like Spaces date: 2015-06-01 words: 4012 flesch: 92 summary: [3]: A b-metric-like on a non-empty set X is a function d : X × X [4]: A mapping p : X × X → [0, ∞), where X is a non-empty set, is said to be a partial metric on X if for any x, y, z ε X the following are satisfied: (i) x keywords: max;   cache: squjs-458.pdf plain text: squjs-458.txt item: #269 of 306 id: squjs-459 author: Carboni, Carlo; Al-Abri, Eman title: Investigation of the Direction of Spontaneous Magnetisation at 0 K in HoCo2 and TmFe2 date: 2015-06-01 words: 4058 flesch: 66 summary: The raising of angular momentum degeneracy of f-electron terms by cubic crystal fields. In particular, when a low-lying excited state has a strongly preferred orientation conflicting with that of the ground state, a change in the orientation of spontaneous magnetization can occur as the temperature is increased and the excited state becomes populated [3]. keywords: boundary; crystal; direction; field; hoco2; magnetic; magnetization; parameters; values cache: squjs-459.pdf plain text: squjs-459.txt item: #270 of 306 id: squjs-460 author: Thomas, Vinoy; Sofin, Ramakrishna P.G.P.S.; Allen, Mathew; Thomas, Hysen title: Crystal Field Parameters and Optical Parameters of Nd3+ in Sodium Bismuth Silicate Glass date: 2015-06-01 words: 3558 flesch: 62 summary: The purpose of the present study is to derive various spectroscopic parameters such as Slater Condon, Racah, spin-orbit and Judd Ofelt parameters and to evaluate the   f4  E CRYSTAL FIELD PARAMETERS AND OPTICAL PARAMETERS 71 radiative parameters, such as radiative transition probability, radiative life time and absorption cross section for stimulated emission for the possible transitions. Keywords: Silicate glasses; Optical absorption spectroscopy; Racah parameters. keywords: absorption; bismuth; glass; glasses; ion; parameters; radiative; silicate; sodium; transition cache: squjs-460.pdf plain text: squjs-460.txt item: #271 of 306 id: squjs-461 author: Sbiaa, Rachid; Bouziane, Khaled title: Spin Torque Oscillator for High Performance Magnetic Memory date: 2015-06-01 words: 3844 flesch: 65 summary: Out-of-plane component of free layer magnetization as a function of the current density J for cases where there is only polarizer P1, and for both P1 and P2 with  = 15 and 30. In this calculation, the current pulse duration is 2 ns and P2 is considered not oscillating (f = 0). Out-of-plane component of free layer magnetization versus frequency f of spin torque oscillator for different current densities. keywords: anisotropy; current; layer; magnetic; magnetization; perpendicular; phys; spin; sto; switching; tunnel cache: squjs-461.pdf plain text: squjs-461.txt item: #272 of 306 id: squjs-462 author: Al-Balushi, Moza S.; S. Ahmed, Mohammed; Islam, M. Mazharul title: Determinants of Contraceptive Practice in Oman by Using Multilevel Modeling date: 2015-06-01 words: 6545 flesch: 52 summary: In this paper, multilevel logistic regression models are developed for examining the hierarchical effects of contraceptive use and its selected determinants in Oman using the 2008 Oman National Reproductive Health Survey (ONRHS). These models are also referred to as mixed effects models, random effects models, or hierarchical models in the literature [1-4,9,10]. keywords: analysis; children; contraceptive; data; intercept; model; multilevel; oman; regions; regression; use; women cache: squjs-462.pdf plain text: squjs-462.txt item: #273 of 306 id: squjs-463 author: I. Osman, Nur El Huda; Al-Busaidi, Rashid M.; Johnson, Eugene H. title: Effects of Age, Breed and Sex on Haematological Parameters of Growing Omani Goat Breeds date: 2016-12-01 words: 4727 flesch: 68 summary: This study indicates that haematology parameters in Omani goat kids could be affected by age, breed and sex. Means (± SE) of RBC (1012/l), Hb (g%), and PCV (%) haematological blood parameter values in growing kids of Jabal Akhdar, Batina and Dhofari Omani goat breads. keywords: age; birth; breed; goats; kids; mch; mcv; mean; p<0.05; parameters; pcv; sex; values cache: squjs-463.pdf plain text: squjs-463.txt item: #274 of 306 id: squjs-464 author: Firoz Khan, Mohammad; Rashid, Ridwan Bin; Islam, Shahidul M.; Rashid, Mohammad A. title: Computational Study of Geometry, Solvation Free Energy, Dipole Moment, Polarizability, Hyperpolarizability and Molecular Properties of 2-Methylimidazole date: 2016-12-01 words: 5505 flesch: 59 summary: Therefore, methylimidazole geometries were optimized at the B3LYP electronic structure method [22-24] using the 6-31G(d,p) basis set. The solvation energies of methylimidazole in water, n-octanol, chloroform and DMSO are -33.36 kJ/mol, -33.76 kJ/mol, -36.01 kJ/mol and -38.09 kJ/mol, respectively. keywords: analysis; bond; chemical; chloroform; dipole; dmso; energy; figure; methylimidazole; molecular; polarizability; potential; solvation; solvent; table; water cache: squjs-464.pdf plain text: squjs-464.txt item: #275 of 306 id: squjs-465 author: Kim, Younghun; Selvaraj, Rengaraj title: An Improved Mnemonic Device for Thermodynamic Relations date: 2016-12-01 words: 1835 flesch: 56 summary: Firstly, after teaching the actual logic of thermodynamic relations (Legendre transforms, Maxwell equations, equations to compute variables, and differential equations for thermodynamic variables), a test of their memorization of the 4 relations was conducted. ABSTRACT: An improved mnemonic device for thermodynamic relations between state variables and potentials was proposed in the form of a thermodynamic circle. keywords: arrow; potentials; relations; variables cache: squjs-465.pdf plain text: squjs-465.txt item: #276 of 306 id: squjs-466 author: ELmojtaba, Ibrahim M.; Biswas, Santanu; Chattopadhyay, Joydev title: Global Dynamics and Sensitivity Analysis of a Vector-Host-Reservoir Model date: 2016-12-01 words: 9055 flesch: 79 summary: h h h h h h r r r r v v v v L t h h h h r r v v s t keywords: h h; r r; r s; s s; s t; v v;   cache: squjs-466.pdf plain text: squjs-466.txt item: #277 of 306 id: squjs-467 author: Abdellateef, Ahmed I.; Ul Haque, Syed Z. title: Combined Effects of Hall Current and Heat Transfer on Peristaltic Transport of a Nanofluid in a Vertical Tapered Channel Through a Porous Medium date: 2016-12-01 words: 4791 flesch: 74 summary: Keywords: Peristaltic flow; Heat transfer; Nanofluid; Tapered channel; Hall currents and Porous medium. Within the body peristaltic flows occur widely in fluid processes such as in urine transport from kidney to bladder through the ureter, transport of lymph in the lymphatic vessels, swallowed food through the esophagus, spermatozoa transport in the human reproductive tract, vaso motion of small blood vessels, etc. keywords: flow; hall; heat; peristaltic cache: squjs-467.pdf plain text: squjs-467.txt item: #278 of 306 id: squjs-468 author: Koca, Nazife O.; Al-Mukhaini, Aida Y.; Koca, Mehmet; Al-Qanobi, Amal J. title: Symmetry of the Pyritohedron and Lattices date: 2016-12-01 words: 4494 flesch: 75 summary: Substituting and   respectively for x in (22) we obtain two sets of 12 vertices as: 1 2 2 3 3 1 { , , }e e e e e e         , (23a) 1 2 2 3 3 1 { , , }e e e e e e         . For a general x, the union of two pseudoicosahedra 1 2 2 3 3 1 (1 ) , (1 ) , (1 )x e xe x e xe x e xe         , 1 2 2 3 3 1 (1 ) , (1 ) , (1 )xe x e xe x e xe x e         (28) represents the vertices of a non-regular truncated octahedron which can be derived as the orbit of the Coxeter group 𝑊(𝐵3) denoted by 𝑎1(1, 𝑥, 0)𝐵3 . keywords: e e; group; pyritohedral; symmetry; vertices;   cache: squjs-468.pdf plain text: squjs-468.txt item: #279 of 306 id: squjs-469 author: Koca, Nazife O.; Al Qanobi, Amal J.H.; Koca, Mehmet title: 4D Pyritohedral Symmetry date: 2016-12-01 words: 5896 flesch: 77 summary:        (1) Note that 2 , 1, 2, 3, 4; ; , j=1,3,4. One can display them as the union of three sets 2 1 2 1 2 ( ) 2 ( ) ( ) 2 3 3 7 3 x x T T R x x x x       (25) where TT  and are given in (2-3) and 𝑅(𝑥) can be written as follows 1 2 1 2 1 2 2 3 2 3 2 3 3 1 3 1 3 1 1 2 3 1 ( ) { (2 ) (1 ) , (1 ) (2 ) , 1 (1 ) (2 ) , (2 ) (1 ) , (1 ) (2 ) , 1 (1 ) (2 ) , (2 ) (1 ) , (1 ) (2 ) , 1 (1 ) (2 ) , (2 ) (1 ) , (1 ) R x x e x e x x e e x e x e x e x e x x e e x e x e x e x e x x e e x e x e x e e x e e x                                                       2 3 1 2 3 (2 ) , (1 ) (2 ) }.e keywords: cell; e e; group; pseudo; snub; vertices cache: squjs-469.pdf plain text: squjs-469.txt item: #280 of 306 id: squjs-470 author: Al-Mahrouqi, Abdullah I.; Victor, Reginald title: Composition of Solid Waste in Al Jabal Al Akhdar, a Mountain Region Undergoing Rapid Urbanization in Northern Oman date: 2017-01-01 words: 5054 flesch: 62 summary: The present study analyzed the composition of solid waste in Al Jabal Al Akhdar, a rural mountain region in the Sultanate of Oman, which is presently experiencing a rapid rate of urbanization due to tourism development. Management issues associated with solid waste are briefly considered. keywords: akhdar; al akhdar; al jabal; composition; food; jabal; management; military; municipality; oman; plastic; solid; waste cache: squjs-470.pdf plain text: squjs-470.txt item: #281 of 306 id: squjs-471 author: Mahgoub, Osman; Inwa, Ibrahim; Kadim, Isam T.; Tageldin, Mohamed H.; Al-Kharousi, Kaadhia title: Morphometry of Organs in Sheep Fed a Diet Containing Tannins and Polyphenols date: 2017-01-01 words: 3766 flesch: 63 summary: Levels of phenols and condensed tannins were analysed following standard methods [8]. 3. Results Feed analyses indicated that animals fed the urea-treated palm fronds (UTPF) were subjected to a lower nutritional regime compared to those fed the Rhodesgrass hay (RGH) as their diet had a higher fibre content and higher levels of phenols and condensed tannins (Table 1). keywords: animals; density; effects; fed; length; liver; measurements; morphometry; organs; sheep; tannins; testes; volume; weight cache: squjs-471.pdf plain text: squjs-471.txt item: #282 of 306 id: squjs-472 author: Varghese, Beena; Al-Busafi, Saleh N.; Suliman, Fakhr Eldin O.; Al-Kindy, Salma title: Study on the Reactivity of Amino Acid Chemosensor, NPFNP, with Ethanol: Structural Elucidation through Single Crystal XRD and DFT Calculations date: 2017-01-01 words: 5354 flesch: 61 summary: 3.2 Optical Spectroscopy The NPENP is a chromophoric π-system composed of three aryl substituents in the 1-, 3- and 5- positions of pyrazoline ring atoms. The dihedral angle between the pyrazoline and substituted phenyl ring (C4-C5-C7-C8) is found to be 74.5 (6)o. keywords: bond; crystal; ethanol; figure; molecular; npenp; phenyl; properties; pyrazoline; ring; state; structure; synthesis cache: squjs-472.pdf plain text: squjs-472.txt item: #283 of 306 id: squjs-473 author: Ali, Arshad; Nasir, Sobhi; Jabeen, Iffat; Al-Rawas, Ahmed title: Review of the Sayh al Uhaymir (SaU) 005, Plus Pairings, Martian Meteorite from Al Wusta, Oman date: 2017-01-01 words: 6855 flesch: 66 summary: Over half a century ago, [22] started reporting oxygen isotope data of various types of meteorites using the conventional method of oxygen extraction by fluorination (e.g., F2, HF, BrF5, ClF3) of samples at 500-700 oC in Ni- tubes. Slope-1/2 line is referred to as the Terrestrial Fractionation Line (TFL); triple oxygen isotope data from planet Earth, moon and Enstatite Chondrites fall on the TFL; however, data from other extra-terrestrial bodies either fall above or below the TFL. keywords: 005; 008; al wusta; anonymous; bulk; data; isotope; martian; meteorites; oman; oxygen; planetary; sau; science; shergottite; wusta cache: squjs-473.pdf plain text: squjs-473.txt item: #284 of 306 id: squjs-474 author: Jassim, Wadhah S. title: Incidence Matrices of Directed Graphs of Groups and their up-down Pregroups date: 2017-01-01 words: 5700 flesch: 82 summary: Now if },{ baX  and the X – Labeled graph  has loops with labeling a or b, then choose a mid point on all edges labeled a or b to make all of them two edges labeled aa or bb respectively . Keywords: Incidence matrix of X-labeled graph; up-down pregroup; directed graph of groups and incidence matrix of a directed graph of groups. keywords: graph; groups; incidence; matrix cache: squjs-474.pdf plain text: squjs-474.txt item: #285 of 306 id: squjs-475 author: Khan, Mohammad S.; Jhade, Pankaj K. title: Theorems on Fixed Points for Asymptotically Regular Sequences and Maps in date: 2017-01-01 words: 3411 flesch: 83 summary: Keywords: b-Metric space; Fixed point; Asymptotically regular sequence; Asymptotically regular maps. To overcome the problem of measurable functions with respect to a measure and their convergence, [3] needed an extension of metric space. keywords: 𝑇 𝑛𝑥0; 𝑇𝑥𝑛 cache: squjs-475.pdf plain text: squjs-475.txt item: #286 of 306 id: squjs-4755 author: Nubgan, Amer title: The Deubiquitylase USP5 Knockdown Reduces Semliki Forest Virus Replication in HeLa Cells date: 2021-12-26 words: 7459 flesch: 42 summary: HeLa cells in a duplicate 96-well plate were reverse-transfected in triplicate with USP5 siRNAs, corresponding to the original pool used in the preliminary screen (P), along with each individual siRNA (siRNAs 1-4) at a final concentration of 20 nM using lipofectamine RNAiMax (Invitrogen). Monitoring of USP5 siRNAs induced toxicity was carried out two ways. keywords: alphavirus; assay; cells; control; data; depletion; dubs; experiments; hela; infected; infection; knockdown; post; replication; role; sfv; sic; sirnas; transfection; ubiquitin; usp5; viability; virus cache: squjs-4755.pdf plain text: squjs-4755.txt item: #287 of 306 id: squjs-4756 author: Selvaraj, Rengaraj title: Photocatalytic Degradation of Bisphenol A (BPA) Present in Aqueous Solution Using g-C3N4 Nanosheets Under Solar Light Irradiation date: 2021-12-26 words: 5151 flesch: 63 summary: N O C/N g-C3N4 3h 42.23 56.92 0.65 0.74 g-C3N4 12h 43.68 55.54 0.78 0.78 PHOTOCATALYTIC DEGRADATION OF BISPHENOL A (BPA) 93 This result indicates the occurrence of slightly mesoporous-like structure due to the aggregation of sheets to form the bulk g- C3N4, leaving pores in between. 39 The BET surface area was found to be 94.2435 and 94.2435 m 2 /g, where the BJH adsorption surface area of pores was found to be around 123.0573 and 37.8759 m 2 /g for g-C3N4 3h and g-C3N4 12h respectively. keywords: activity; bisphenol; bpa; bulk; c3n4; carbon; degradation; light; nanosheets; nitride; photocatalytic; samples; solar; structure; surface; water cache: squjs-4756.pdf plain text: squjs-4756.txt item: #288 of 306 id: squjs-4757 author: Al-Busafi, Saleh title: Green Preparation of Aluminum-based Metal-organic Framework (Al-MOF) from Waste Plastic Bottles and Waste Aluminum Scraps date: 2021-12-26 words: 4040 flesch: 59 summary: One way to minimize the production of bauxite, and hence reduce the burden on the environment, is by recycling used aluminium. 4. Conclusion In this study, an aluminium MOF (MIL-53 (Al)) material was prepared from recycled PET drinking water bottles and aluminium scraps. keywords: acid; aluminium; bottles; chemical; framework; materials; metal; mil-53; pet; prepared; terephthalic; waste cache: squjs-4757.pdf plain text: squjs-4757.txt item: #289 of 306 id: squjs-4759 author: Al-Siyabi, Ahmed title: Improved Diagonal Hessian Approximations for Large-Scale Unconstrained Optimization date: 2021-12-26 words: 6651 flesch: 68 summary: We note that the second case in (3.14) has the drawback of losing the details of �̂�𝑘. Therefore, we suggest the following modified diagonal choice �̂�𝑘+1 (𝑖) = { 𝛾 𝑘 (𝑖) 𝛿 𝑘 (𝑖) , if 𝜖2 ≤ 𝛾𝑘 (𝑖) 𝛿 𝑘 (𝑖) ⩽ 1 𝜖3 , �̂�𝑘 (𝑖) , otherwise, (3.15) where 𝜖3 > 0, which maintains the positive definite property. [�̂�(1), … , �̂�(𝑛)] and note that for any two vectors 𝑢 and 𝑣 we have diag(𝑢𝑣𝑇 ) = diag[𝑢(1)𝑣 (1), … , 𝑢(𝑛)𝑣 (𝑛)] , diag(�̂�𝑢) = diag[�̂�(1)𝑢(1), … , �̂�(𝑛)𝑢(𝑛)] , diag(�̂�𝑢𝑣 𝑇 ) = diag[�̂�(1)𝑢(1)𝑣 (1), … , �̂�(𝑛)𝑢(𝑛)𝑣 (𝑛)] . keywords: hessian; newton; quasi; � ̂; 𝑇 �; 𝑇 𝑔𝑘; 𝑇𝛾𝑘; 𝑠𝑘 𝑇; 𝛿𝑘 𝑇 cache: squjs-4759.pdf plain text: squjs-4759.txt item: #290 of 306 id: squjs-476 author: Kamal, Aref K. title: Finite Dimensional Chebyshev Subspaces of Lo date: 2017-01-01 words: 2210 flesch: 76 summary: Finite dimensional Chebyshev subspaces of Banach spaces have been the center of attention of mathematicians for a long time (see for example: [1-5]. Keywords: Best approximation; Chebyshev subspaces; Banach lattice. keywords: chebyshev; theorem cache: squjs-476.pdf plain text: squjs-476.txt item: #291 of 306 id: squjs-4760 author: Al-Saidi, Amal title: Improved Fletcher-Reeves Methods Based on New Scaling Techniques date: 2021-12-26 words: 5754 flesch: 71 summary: Section 4 shows that the proposed class of ScFR methods maintains the global convergence property that the FR method has when the strong Wolfe conditions are employed with σ < 1 2 . Narushima, Y., and Yabe, H. A survey of sufficient descent conjugate gradient methods for unconstrained optimization, SUT Journal of Mathematics, 2014, 50, 167-203. keywords: condition; descent; line; method; 𝑇𝑔𝑘+1 cache: squjs-4760.pdf plain text: squjs-4760.txt item: #292 of 306 id: squjs-477 author: Al-Taa'y, Wasan A.; Abdul nabi, Mohammed T.; Oboudi, Saad F.; Yousif, Emad title: Effect of Nano Sb2O3 on the Dispersive Optical Constants of PMMA Films date: 2017-01-01 words: 3126 flesch: 62 summary: Mohammed, S.A., Hasan, A., Al-Taa'y, W.A., Ahmed, A., Khalaf, M., Yousif, E. Optical properties study of new film drived from poly (vinyl chlorid)-N-(4-hydroxy-phenyl)-acetamide. Pure and Antimony Trioxide Sb2O3 doped PMMA films were prepared by the casting method. keywords: doping; energy; figure; films; gap; oscillator; pmma; properties; sb2o3 cache: squjs-477.pdf plain text: squjs-477.txt item: #293 of 306 id: squjs-5053 author: Al-Kindy, Salma Mohamed; Al Sabahi, Amal ; Al-Busafi, Saleh ; Varghese, Beena ; Osman Suliman, FakhrEldin title: Development and Validation of an RP-HPLC-FLD Method for the Determination of Biogenic Amines after Pre-column Derivatization with a New Pyrazoline Based Reagent, 3- Naphthyl-1-(4-trifluoromethyl)-5-(4-carboxy phenyl)-2-pyrazoline date: 2022-05-09 words: 8374 flesch: 52 summary: Munir, M.A., Badri, K.H., The Importance of derivatizing reagent in chromatography applications for biogenic amine detection in food and beverages, Journal of Analytical Methods in Chemistry, 2020, Doi: 10.1155/2020/5814389. One key feature that stands out is the stability of NFCP- BAs derivatives on exposure to daylight when compared to OPA and Dns-Cl derivatives [40, 61-62], which are light sensitive. keywords: amines; analysis; bas; biogenic; biogenic amines; chromatography; column; conditions; derivatives; derivatization; determination; fish; food; hplc; journal; liquid; method; nfcp; pyrazoline; reaction cache: squjs-5053.pdf plain text: squjs-5053.txt item: #294 of 306 id: squjs-5055 author: Al-Akhaly, Ibrahim A. ; Habtoor, Abdelmonem M. title: Engineering Properties of Umm er Radhuma Limestone, Southeast Ataq, Yemen date: 2022-05-09 words: 5870 flesch: 64 summary: Limestone rocks in the studied area are strong to very strong according to ISRM [34]. Six different sites were selected for sampling appropriate limestone rock for building stone. keywords: area; astm; ataq; average; building; density; engineering; limestone; porosity; properties; rock; strength; table; values; water cache: squjs-5055.pdf plain text: squjs-5055.txt item: #295 of 306 id: squjs-5057 author: Mattern, Frank title: A Compiled Synoptic table of the Standard Microfacies and Facies Zone System of Flügel (2010): A Practical Tool date: 2022-05-09 words: 936 flesch: 68 summary: [2] concept of facies zones and SMF was further developed by Flügel (2010) [2] model, showing all facies zones and associated SMF types for a rimmed tropical carbonate platform, using the updated terminology. keywords: facies; smf; types cache: squjs-5057.pdf plain text: squjs-5057.txt item: #296 of 306 id: squjs-5372 author: Effiom, Henshaw; Lennox , Josiah title: Optimization of Independent Variables for the Production of Extracellular Alpha Amylase by Bacillus subtilis IMD34 Using Plackett-Burman Design date: 2022-11-29 words: 3679 flesch: 53 summary: From the pareto chart it was observed that the most important independent variables for amylase production were starch, peptone, NaCl, Mg2SO4, CaCl2.2H2O and agitation. The effect of incubation time on growth and amylase production A OPTIMIZATIOIN OF INDEPENDENT VARIABLES FOR THE PRODUCTION OF EXTRACELLULAR ALPHA AMYLASE 79 was evaluated at 12h, 24h, 36h, 48h, 60h, 72h, and at each 12 hourly interval growth (optical density) was measured at 610 nm using a Perkin-Elmer lambda UV/VIS spectrophotometer, and the enzyme activity was assayed as stated above. keywords: amylase; design; growth; imd34; production; starch; subtilis; variables cache: squjs-5372.pdf plain text: squjs-5372.txt item: #297 of 306 id: squjs-5373 author: Charles Amaechi, Ebube; Innocent Dike, Miracle; Mkpola Ukpai, Onyinye; Uzoamaka Ejike, Blessing title: Prevalence of Gastrointestinal Helminthes in Pigs Reared in Research Farms of Michael Okpara University of Agriculture, Umudike, South Eastern Nigeria date: 2022-11-29 words: 3868 flesch: 64 summary: SQU Journal for Science, 2022, 27(2),84-89 DOI:10.53539/squjs.vol27iss2pp84-89 Sultan Qaboos University 84 Prevalence of Gastrointestinal Helminthes in Pigs Reared in Research Farms of Michael Okpara University of Agriculture, Umudike, South Eastern Nigeria Ebube Charles Amaechi 1 *, Miracle Innocent Dike 2 , Onyinye Mkpola Ukpai, Blessing Uzoamaka Ejike 3 . This study aimed to assess the prevalence and spectrum of gastrointestinal parasites of pigs reared in two research farms in Michael Okpara University of Agriculture, Umudike, South eastern Nigeria. keywords: farms; infection; journal; nigeria; parasites; pigs; prevalence; research; spp; study; suis; suum; trichuris cache: squjs-5373.pdf plain text: squjs-5373.txt item: #298 of 306 id: squjs-5375 author: Rahpeymaii, Farzad ; Rostami, Majid title: Solving Unconstrained Optimization Problems by a New Conjugate Gradient Method with Sufficient Descent Property date: 2022-11-29 words: 3988 flesch: 66 summary: Conjugate gradient method with 𝑑𝑘 ≔ −𝑔𝑘 + 𝛽𝑘 1𝑑𝑘−1. Conjugate gradient method with 𝑑𝑘 ≔ −𝑔𝑘 + 𝛽𝑘 𝑛𝑒𝑤 𝑑𝑘−1. keywords: conjugate; convergence; gradient; method; new; optimization; 𝑇 𝑑𝑘−1; 𝑔𝑘 𝑇; 𝑔𝑘−1 cache: squjs-5375.pdf plain text: squjs-5375.txt item: #299 of 306 id: squjs-5376 author: Shahryari, Mohammad title: Topo-Groups and aTychonoff Type Theorem date: 2022-11-29 words: 4974 flesch: 85 summary: If G is infinite and (G,Tcf) is Hausdorff, then for all non-identity x,y ∈ G, we have < 𝑥 >∩< 𝑦 >≠ 1 (7) so the intersection of any two non-trivial subgroups of G is non-trivial. Let G be a group and T ⊆ Sub(G) be a set satisfying: a) 1 and G ∈ T, b) if {Ai}i∈I is a family of elements of T, then < keywords: filter; group; subgroup; topo cache: squjs-5376.pdf plain text: squjs-5376.txt item: #300 of 306 id: squjs-5377 author: Nasir, H.M. title: Analysis of New Type of Second-order Fractional Linear Multi-step Method with Improved Stability date: 2022-11-29 words: 5915 flesch: 74 summary: The problems are solved for fractional order values 𝛽 = 0.4,0.8 and 1.0. = 𝑦0, where 𝑡0 𝐶 𝐷𝑡 𝛽 is the left Caputo fractional derivative operator of order 𝛽 defined in Section 2, 𝑓(𝑡, 𝑦) is a bounded function satisfying the Lipschitz condition in the second argument keywords: flmm; fractional; function; generating; linear; method; new; order; 𝑦(𝑡 cache: squjs-5377.pdf plain text: squjs-5377.txt item: #301 of 306 id: squjs-5378 author: Salim Jasim Al-Taie, Mohammed title: Optical Properties of Photonic Crystal Fibers with Fluid Cores date: 2022-11-29 words: 2568 flesch: 66 summary: Via a generalized non- linear equation, we evaluate the refractive index ratio and dispersion, for each type which is used, as well as output amplitude for different cores in different photonic crystal fiber core by utilizing the solution for the nonlinear Schrodinger equation (NLSE). Kumar, P., Fiaboe, K., Sekhar Roy, J. Design of nonlinear photonic crystal fibers with ultra-flattened zero dispersion for supercontinuum generation, Electronics and Telecommunications Research Institute Journal. 2020, 42(2), 282-291. keywords: amplitude; core; crystal; dispersion; fiber; figure; index; nonlinear; optics; pcf; pulse cache: squjs-5378.pdf plain text: squjs-5378.txt item: #302 of 306 id: squjs-5400 author: Oyetayo, Victor Olusegun; O.E, Temenu, O.E title: Comparative Study on The Phytochemical, Antistaphylococcal and Antioxidant Properties of the Stem Bark of Jatropha curcas L and Jatropha gossypifolia L: Comparative study on two Jatropha species date: 2023-06-01 words: 4891 flesch: 53 summary: J. curcas stem bark extract JGL: J.gossypifolia leaf extract JGS: J. gossypifolia stem bark extract There were significant differences between and within groups in the antistaphylococcal activity of the extracts against Staphylococci used in this study except for J. curcas leaf extract (JCL) and J. gossypifolia stem bark extract (JGS) where there were no significant differences (P≥0.05) within the two groups (Table 2). Phytochemicals JCL JCS JGL JGS Saponin 4.30±0.29 a 35.64±1.56 c 14.03±1.21 b 13.67±0.41 b Tannin 0.93±0.03 a 0.98±0.12 a 7.20±0.93 b 9.02±0.23 c Flavonoid 1.11±0.05 a 10.15±0.28 b 22.81±0.37 c 31.35±2.38 d Cardiac glycosides 7.73±0.32 d 1.95±0.06 a 5.15±0.14 b 6.85±0.23 c Alkaloid 3.87±0.11 a 5.05±0.06 a 23.20±2.42 b 2.90±0.11 a Key JCL: J. curcas leaf extract, JCS: keywords: antioxidant; bark; bark extract; curcas; extract; gossypifolia; j. curcas; jatropha; jatropha species; journal; leaf; leaf extract; plants; properties; species; stem; stem bark cache: squjs-5400.pdf plain text: squjs-5400.txt item: #303 of 306 id: squjs-5649 author: El-Shafey, El-Said Ibrahim; Said M. Al-Mashaikhi, Said M. Al-Mashaikhi title: Adsorption of Methylene blue onto hydrophobic activated carbon: Adsorption of Methylene blue onto hydrophobic activated carbon date: 2023-06-01 words: 6353 flesch: 63 summary: Carbon reuse for MB adsorption was more efficient for ONDIP, ONE, and ONDM than AC. 2.1 Effect of pH on MB adsorption To investigate the effect of pH on MB adsorption, ~ 0.06 g of carbon was mixed with 25 mL of MB solution (100 mg/L) in clean glass vials at different initial pH values of 3.0-9.0. keywords: adsorption; blue; carbon; equilibrium; hydrophobic; journal; mb adsorption; methylene; onde; ondip; ondm; surface cache: squjs-5649.pdf plain text: squjs-5649.txt item: #304 of 306 id: squjs-5749 author: Tajudeen, O.Y, Tajudeen ; F. Salisu, Titilola ; O. Oladele, Esther ; Yaro, Clement ; Iliyazu, Nura ; Tukur, Adam ; Izuafa, Abdulrazaq; A. Yari, Muhammad A. Yari title: Toxicological Evaluation of the Leaves of Mangifera indica L. (Mango) on Albino Rats (Rattus norvegicus): Toxicological Evaluation of the Leaves of Mangifera indica L. (Mango) date: 2023-06-01 words: 4862 flesch: 60 summary: 2.5 Acute toxicity test The acute toxicity of M. indica extracts was determined using the classical LD50 approach as outlined by Trevan [15]. Figures 1a-d and 2a-d further show that M. indica extracts can be toxic at high concentrations and over long periods of time. keywords: body; control; extract; indica; journal; leaves; liver; mangifera; plant; rats; toxicity cache: squjs-5749.pdf plain text: squjs-5749.txt item: #305 of 306 id: squjs-5750 author: Effiong Nduonofit , Enwongo ; Emmanuel Oriakpono, Obemeata title: Haematological and Biochemical Changes in Albino Rats in Response to Bisphenol A (BPA) Exposure : Haematological and Biochemical Changes in Albino Rats date: 2023-06-01 words: 4350 flesch: 59 summary: The aim of this study was to investigate the haematological and biochemical alterations in albino rats induced by bisphenol A (BPA). SQU Journal for Science, 2023, 28(1), 10-16 DOI:10.53539/squjs.vol28iss1pp10-16 Sultan Qaboos University 10 Haematological and Biochemical Changes in Albino Rats in Response to Bisphenol A (BPA) Exposure Enwongo Effiong Nduonofit and Obemeata Emmanuel Oriakpono* Department of Animal and Environmental Biology, Faculty of Science, University of Port Harcourt P.M.B. 5323, Port Harcourt, Rivers State, Nigeria. keywords: albino; bisphenol; blood; bpa; control; count; effect; food; groups; journal; parameters; rats; serum cache: squjs-5750.pdf plain text: squjs-5750.txt item: #306 of 306 id: squjs-5751 author: Rohini M. de Silvaa, Rohini M. de Silvaa; Kenneth Hulugallaa, Kenneth Hulugallaa; Panchali Ranasinghe, Panchali Ranasinghe; Gareth R Williams, Gareth R Williams; K.M. Nalin de Silva, K.M. Nalin de Silva title: Role of Nanotechnology in Diagnosing, Safeguarding, and Treating COVID-19 : Role of Nanotechnology in Diagnosing, Safeguarding, and Treating COVID-19 date: 2023-06-01 words: 12780 flesch: 47 summary: Jafari, A., Rezaei-Tavirani, M., Karami, S., Yazdani, M., Zali, H., Jafari, Z., Cancer care management during the covid-19 pandemic, Risk Management and Healthcare Policy, 2020, 13, 1711-1721. Damarla, M., Zaeh, S., Niedermeyer, S., Merck, S., Niranjan-Azadi, A., Broderick, B., Punjabi, N., Prone Positioning of Nonintubated Patients with COVID-19, American Journal of Respiratory and Critical Care Medicine, 2020, 202, 604-606. keywords: antiviral; cov-2; covid-19; delivery; drug; journal; medicine; mrna; nanoparticles; nanotechnology; non; pandemic; patients; respiratory; sars; silva; therapy; treatment; use; vaccines; virus; wang cache: squjs-5751.pdf plain text: squjs-5751.txt