Researching | Output of 3.08 kW narrow linewidth linearly polarized all-fiber laser based on a simple MOPA structure

High Power Laser and Particle Beams, Volume. 32, Issue 1, 011006(2020)

Output of 3.08 kW narrow linewidth linearly polarized all-fiber laser based on a simple MOPA structure

Yanshan Wang^1,2,3, Jue Wang^1,2, Zhe Chang^1,2,3, Wanjing Peng^1,2, Yinhong Sun^1,2, Yi Ma^1,2, Qingsong Gao^1,2, Kai Zhang^1,2, and Chun Tang^1,2

Author Affiliations

¹Institute of Applied Electronics, CAEP, Mianyang 621900, China

²The Key Laboratory of Science and Technology on High Energy Laser, CAEP, Mianyang 621900, China

³Graduate School of CAEP, Beijing 100088, China

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Fig. 1. Experimental setup

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Fig. 2. Measured spectra of the amplifier in cases of (a) forward pumping, (b) backword counter pumping, (c) bidirectional bi-pumping

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Fig. 3. SRS spectrum at the maximum laser power

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Fig. 4. Polarization extinction ratio and M²vs laser power

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Yanshan Wang, Jue Wang, Zhe Chang, Wanjing Peng, Yinhong Sun, Yi Ma, Qingsong Gao, Kai Zhang, Chun Tang. Output of 3.08 kW narrow linewidth linearly polarized all-fiber laser based on a simple MOPA structure[J]. High Power Laser and Particle Beams, 2020, 32(1): 011006

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Paper Information

Category: Research Letter

Received: Nov. 22, 2019

Accepted: --

Published Online: Mar. 31, 2020

The Author Email:

DOI:10.11884/HPLPB202032.200004

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology