Title :
488 nm irradiation induced photodarkening study of Yb-doped aluminosilicate and phosphosilicate fibers
Author :
Sahu, J.K. ; Yoo, S. ; Boyland, A.J. ; Basu, C. ; Kalita, M.P. ; Webb, A. ; Sones, C.L. ; Nilsson, J. ; Payne, D.N.
Author_Institution :
Optoelectron. Res. Centre, Southampton Univ., Southampton
Abstract :
Photodarkening in highly Yb-doped aluminosilicate and phosphosilicate fibers, under 488 nm irradiation, is presented. Both irradiation-induced excess loss and post-irradiation temporal loss evaluations reveal that Yb-doped phosphosilicate fiber is highly resistant to photodarkening.
Keywords :
aluminosilicate glasses; optical fibre losses; optical glass; phosphosilicate glasses; photochromism; ytterbium; SiO2-Al2O3:Yb; SiO2-P2O5:Yb; aluminosilicate fibers; irradiation-induced excess loss; phosphosilicate fibers; photodarkening; post-irradiation temporal loss; wavelength 488 nm; Absorption; Loss measurement; Optical fiber losses; Optical losses; Optical pumping; Photochromism; Preforms; Silicon compounds; Throughput; Wavelength measurement; (060.2270) Fiber characterisation; (160.2290) Fiber materials;
Conference_Titel :
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-859-9
