id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
iajs-2798	Mohammed, Miami A.	Birefringence for Elliptical-Core Fibers with Low Ellipticities	2022	11	.pdf	application/pdf	3604	162	55	Sci. 53 (1)2022 43 )2( 3 )2( 4 22 2 3 2     e a (6) The normalized phase difference 𝛿𝛽 is expressed as a function of the normalized frequencyν for elliptical core fibers with various ellipticties. )2( 3)2( 4 222 3 2      a e (7) Where  2 1 ak n (k=2𝜋/ 𝜆is a wavelength of light in vacuum). Theory Part 2.1 Birefringence insingle –mode fiber	cache/iajs-2798.pdf	txt/iajs-2798.txt