id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
alkej-440	Al-Zaidi, Bashir Y. Sherhan	أستقصاء مورفولوجيا السطوح المسامية بوساطة استخدام مجهر القوة الذري	2018	13	.pdf	application/pdf	5454	236	64	Effect of mean roughness of the outer surface of hollow fiber membranes on the pure water permeability (PWP). 1 2 3 4 5 6 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 Outer surface Inner surface P o re d e n s it y ( p o re s /m 2 )( x 1 0 -9 ) PS composition (wt.%) Bashir Y. Sherhan Al-Zaidi Al-Khwarizmi Engineering Journal, Vol. 13, No. 4, P.P. 98- 110 (2017) 104 Table 1, Mean pore size and mean roughness of the inner surface of the hollow fiber blend membranes Membran e code PVC/PS/DMAC Solution (wt.%) Mean pore size (nm) Inner surface roughness (2065×2065 nm2) Mean roughness 1(Ra) (nm)	cache/alkej-440.pdf	txt/alkej-440.txt