Improvement of 2.79-μm laser performance on laser diode side-pumped GYSGG/Er,Pr:GYSGG bonding rod with concave end-faces*

Project supported by the National Natural Science Foundation of China (Grant Nos. 51872290, 51702322, and 51802307) and the National Key Research and Development Program of China (Grant No. 2016YFB1102301).

Zhao Xu-Yao1, 2, Sun Dun-Lu1, †, Luo Jian-Qiao1, Zhang Hui-Li1, Fang Zhong-Qing1, 2, Quan Cong1, 2, Hu Lun-Zhen1, 2, Han Zhi-Yuan1, 2, Cheng Mao-Jie1, Yin Shao-Tang1
       

Plots of average output power versus frequency for different pulse widths, different output coupler mirror transmissions, and cavity lengths.