Suppression of Excited State Absorption in Erbium-doped Bi2O3-GeO2-Ga2O3-Na2O Glasses
ZHOU Ya-Xun,WANG Jun,DAI Shi-Xun,XU Tie-Feng,NIE Qiu-Hua
Journal of Inorganic Materials . 2008, (4): 829 -835 .  DOI: 10.3724/SP.J.1077.2008.00829