Laser & Optoelectronics Progress, Volume. 61, Issue 15, 1506005(2024)
A 3 kW High Brightness Narrow Linewidth Linearly-Polarized All-Fiber Amplifier Using Homemade 20/400 μm Panda Yb-Doped Polarization-Maintaining Fiber
Figures & Tables(6)
Fig. 1. Preparation process diagram of PM fiber . (a) Casing pipe; (b) drilling; (c) boron-doped quartz rods; (d) PM preform
Fig. 2. PM-YDF 20/400 μm. (a) Optical fiber cross section; (b) refractive index profile
Fig. 4. Experimental setup and results. (a) Birefringence coefficient measurement setup; (b) output interference spectrum of fiber beat length
Fig. 5. Structure diagram of all polarization-maintaining fiber laser with MOPA based on oscillator
Fig. 6. Experimental results. (a) Output power growth curve with pump power; (b) spectrum at 3.008 kW output laser power; (c) frequency domain at 3.008 kW output laser power ; (d) output beam quality when the laser power is 2.009 kW
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Tao Luo, Shibiao Liao, Runheng Xiao, Junjie Cheng, Chang Shu, Zhongwei Xu, Jinggang Peng, Yingbin Xing, Haiqing Li, Nengli Dai, Jinyan Li. A 3 kW High Brightness Narrow Linewidth Linearly-Polarized All-Fiber Amplifier Using Homemade 20/400 μm Panda Yb-Doped Polarization-Maintaining Fiber[J]. Laser & Optoelectronics Progress, 2024, 61(15): 1506005
Paper Information
Category: Fiber Optics and Optical Communications
Received: Jun. 15, 2023
Accepted: Aug. 30, 2023
Published Online: Aug. 12, 2024
The Author Email: Jinyan Li (ljy@hust.edu.cn)
CSTR:32186.14.LOP231536
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