1.95 mu m kHz-linewidth single-frequency fiber laser using self-developed heavily Tm3+ -doped germanate glass fiber

Authors:He Xin; Xu Shanhui; Li Can; Yang Changsheng; Yang Qi; Mo Shupei; Chen Dongdan; Yang Zhongmin
Source:Optics Express, 2013, 21(18): 20800-20805.
DOI:10.1364/OE.21.020800