An Actively Mode-Locked Ho:YAG Solid-Laser Pumped by a Tm-Doped Fiber Laser

An actively mode-locked Ho: YAG laser pumped by a diode-pumped Tin-doped fiber laser is reported. For the cw operation, we obtain the maximum output power of 3.43 W with a central wavelength 2022.2nm at the maximum incident pump power of 11.4 W, corresponding to a slope efficiency of 34.5%. The beam...

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Bibliographic Details
Published inChinese physics letters Vol. 33; no. 4; pp. 44 - 47
Main Author 姚宝权 李贺 李晓磊 陈毅 段小明 白爽 杨宏宇 崔铮 申英杰 戴通宇
Format Journal Article
LanguageEnglish
Published 01.04.2016
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Summary:An actively mode-locked Ho: YAG laser pumped by a diode-pumped Tin-doped fiber laser is reported. For the cw operation, we obtain the maximum output power of 3.43 W with a central wavelength 2022.2nm at the maximum incident pump power of 11.4 W, corresponding to a slope efficiency of 34.5%. The beam quality factor M2 is 1.16, and the output beam is close to fundamental TEMoo. In the case of the CWML operation, a stable pulse train is generated with an average output power up to 3.41 W with a slope efficiency of 34.3% at the incident pump power of 11.4 W and a pulse duration of 294ps at a repetition rate of 81.92MHz. In addition, the maximum single pulse energy is 41.6nJ.
Bibliography:11-1959/O4
An actively mode-locked Ho: YAG laser pumped by a diode-pumped Tin-doped fiber laser is reported. For the cw operation, we obtain the maximum output power of 3.43 W with a central wavelength 2022.2nm at the maximum incident pump power of 11.4 W, corresponding to a slope efficiency of 34.5%. The beam quality factor M2 is 1.16, and the output beam is close to fundamental TEMoo. In the case of the CWML operation, a stable pulse train is generated with an average output power up to 3.41 W with a slope efficiency of 34.3% at the incident pump power of 11.4 W and a pulse duration of 294ps at a repetition rate of 81.92MHz. In addition, the maximum single pulse energy is 41.6nJ.
Bao-Quan Yao, He Li, Xiao-Lei Li, Yi Chen, Xiao-Ming Duan, Shuang Bai, Hong-Yu Yang Zheng Cui, Ying-aie Shen, Tong-Yu Dai National Key Laboratory of Tunable Laser Technology, Harbin Institute of Technology, Harbin 150001
ISSN:0256-307X
1741-3540
DOI:10.1088/0256-307X/33/4/044205