High Power Laser and Particle Beams, Volume. 35, Issue 4, 041010(2023)
Self-adaptiue tilt control method based on second order moment of beam for laser array
Figures & Tables(9)
Fig. 1. Far-field spot distribution of coherent beam under different tilt phase error
Fig. 3. Variation of second order moment of spot in tilt control process
Fig. 4. Coherent beam combining system of 7-channel fiber laser array
Fig. 6. Variation of second order moment of spot in tilt closed-loop
Fig. 7. Variation of power in the bucket in phase and tilt control process
Fig. 8. Variation of second order moment of spot under different gain parameter
Table 1. Second order moment of coherent beam under different tilt phase error
View tableView in ArticleTable 1. Second order moment of coherent beam under different tilt phase error
tilt phase error (RMS)/ μrad σx/cm σy/cm 0 0.73 0.73 10 0.83 1.04 20 1.60 1.52 30 1.51 2.58
Tools
Get Citation
Copy Citation Text
Yingnan Peng, Qiqi Hu, Jiazhu Duan, Dapeng Li, Boyu Tian, Xiangjie Zhao, Dayong Zhang. Self-adaptiue tilt control method based on second order moment of beam for laser array[J]. High Power Laser and Particle Beams, 2023, 35(4): 041010
Paper Information
Category: Laser Beam Combining Technology
Received: Sep. 29, 2022
Accepted: Jan. 2, 2023
Published Online: Apr. 18, 2023
The Author Email: Zhao Xiangjie (zxjdouble@gmail.com), Zhang Dayong (zdywxl874@sohu.com)
© Copyright 2018-2021 | Chinese Laser Press.
All Rights Reserved 沪ICP备15018463号-20