Mechanisms and Concentration Dependence of Upconversion Fluorescence in Er3+ and Tm3+ Codoped Tellurite Glasses
S. Xiang, N. Qiu-hua, X. Tie-feng, P. Tao, G. YuanYear:
2004
Language:
english
DOI:
10.1088/0256-307X/21/12/052
File:
PDF, 216 KB
english, 2004