Fiber laser development enabled by machine learning: review and prospect

M Jiang, H Wu, Y An, T Hou, Q Chang, L Huang, J Li… - PhotoniX, 2022 - Springer
In recent years, machine learning, especially various deep neural networks, as an emerging
technique for data analysis and processing, has brought novel insights into the development …

Towards ultimate high-power scaling: Coherent beam combining of fiber lasers

H Fathi, M Närhi, R Gumenyuk - Photonics, 2021 - mdpi.com
Fiber laser technology has been demonstrated as a versatile and reliable approach to laser
source manufacturing with a wide range of applicability in various fields ranging from …

Experimental phase control of a 100 laser beam array with quasi-reinforcement learning of a neural network in an error reduction loop

M Shpakovych, G Maulion, V Kermene, A Boju… - Optics …, 2021 - opg.optica.org
An innovative scheme is proposed for the dynamic phase control of a laser beam array. It is
based on a simple neural network included in a phase correction loop that predicts the …

[PDF][PDF] 机器学习在光纤激光阵列相位调控中的研究进展与发展趋势

高志强, 常琦, 刘昊宇, 李俊, 马鹏飞, 周朴 - 中国激光, 2023 - researching.cn
摘要光纤激光阵列相位调控技术既可以突破单路光纤激光功率提升瓶颈, 也是高功率特殊光场
生成的有效途径之一. 随着人工智能技术的迅速发展, 将先进的智能算法引入激光阵列系统的 …

Arbitrarily structured laser pulses

JR Pierce, JP Palastro, F Li, B Malaca, D Ramsey… - Physical Review …, 2023 - APS
Spatiotemporal control refers to a class of optical techniques for structuring a laser pulse
with coupled spacetime-dependent properties, including moving focal points, dynamic spot …

Experimental phase stabilization of a 397-channel laser beam array via image processing in dynamic noise environment

Q Chang, T Hou, J Long, Y Deng… - Journal of Lightwave …, 2022 - ieeexplore.ieee.org
A phase-locking module is firstly validated for coherent beam combining (CBC) systems of
near 400 laser beams in dynamic noise environment. It is based on a 2-dimensional image …

81-beam coherent combination using a programmable array generator

Q Du, D Wang, T Zhou, D Li, R Wilcox - Optics Express, 2021 - opg.optica.org
We have generated 81 independently controllable beams using a spatial light modulator
and combined them on a diffractive combiner, to characterize the combiner and develop a …

Single step phase optimisation for coherent beam combination using deep learning

B Mills, JA Grant-Jacob, M Praeger, RW Eason… - Scientific Reports, 2022 - nature.com
Coherent beam combination of multiple fibres can be used to overcome limitations such as
the power handling capability of single fibre configurations. In such a scheme, the focal …

On-chip coherent beam combination of waveguide amplifiers on Er3+-doped thin film lithium niobate

R Bao, L Song, J Chen, Z Wang, J Liu, L Gao, Z Liu… - Optics Letters, 2023 - opg.optica.org
We demonstrate on-chip coherent beam combination of two waveguide amplifiers on Er^ 3+-
doped thin film lithium niobate (Er: TFLN) platform. Our device is built based on an electro …

Optical coherent combining of high-power optical amplifiers for free-space optical communications

V Billault, S Leveque, A Maho, M Welch… - Optics Letters, 2023 - opg.optica.org
Highly efficient coherent beam combining (CBC) of two very-high-power optical amplifiers
(VHPOA) with applications to long-range FSO communications such as ground-to-space …