4-kW Single-Mode Laser Output Using Homemade Double-Tapered Fiber

Yi An; Huan Yang; Hu Xiao; Xiao Chen; Liangjin Huang; Zhiyong Pan; Xiaolin Wang; Xiaoming Xi; Pengfei Ma; Zefeng Wang; Pu Zhou; Xiaojun Xu; Zongfu Jiang; Jinbao Chen

doi:10.3788/CJL202148.0115002

Chinese Journal of Lasers, Volume. 48, Issue 1, 0115002(2021)

4-kW Single-Mode Laser Output Using Homemade Double-Tapered Fiber

Yi An¹, Huan Yang^1,2, Hu Xiao^1,2, Xiao Chen¹, Liangjin Huang^1,2、*, Zhiyong Pan^1,2、*, Xiaolin Wang^1,2, Xiaoming Xi^1,2, Pengfei Ma^1,2, Zefeng Wang^1,2, Pu Zhou^1,2, Xiaojun Xu^1,2, Zongfu Jiang^1,2, and Jinbao Chen^1,2

Author Affiliations

¹College of Advanced Interdisciplinary Studies, National University of Defense Technology, Changsha, Hunan 410073, China

²Hunan Provincial Key Laboratory of High Energy Laser Technology, Changsha, Hunan 410073, China

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Figures & Tables(3)

Fig. 1. Parameters of home-made double tapered active fiber. (a) Microscopic image of fiber cross section; (b) cladding diameter varying with fiber length

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Fig. 2. Experimental setup of master oscillator power amplifier based on double-tapered fiber

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Fig. 3. Output power and beam quality varying with pump power, and spectra under different output powers. (a) Output power and beam quality varying with pump power; (b) spectra under different output powers

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Yi An, Huan Yang, Hu Xiao, Xiao Chen, Liangjin Huang, Zhiyong Pan, Xiaolin Wang, Xiaoming Xi, Pengfei Ma, Zefeng Wang, Pu Zhou, Xiaojun Xu, Zongfu Jiang, Jinbao Chen. 4-kW Single-Mode Laser Output Using Homemade Double-Tapered Fiber[J]. Chinese Journal of Lasers, 2021, 48(1): 0115002

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Paper Information

Category: Letters

Received: Sep. 10, 2020

Accepted: Oct. 10, 2020

Published Online: Jan. 12, 2021

The Author Email: Huang Liangjin (hlj203@nudt.edu.cn), Pan Zhiyong (hlj203@nudt.edu.cn)

DOI:10.3788/CJL202148.0115002

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology