Improved phase-locking of laser arrays by pump shaping

PLUTO / PLUTO-2 Spatial Light Modulators
Adaptive Optics / Wavefront Control Beam Shaping / Beam Steering
Published on:
Authors: Sagie Gadasi, Eran Bernstein, Amit Pando, Asher Friesem, and Nir Davidson
Abstract:

We introduce a method to enhance the phase-locking quality and duration of an end-pumped laser array by precisely shaping its pump beam to overlap with the array. Shaping the pump beam results in a significant improvement in lasing efficiency and reduces the pump power required to reach the lasing threshold compared to a typical uniform pumping configuration. Our approach involves shaping a highly incoherent laser beam by addressing smaller segments of the beam with higher local spatial coherence. We demonstrate a remarkable increase in the laser array output brightness by up to a factor of 10, accompanied by a substantial extension in the phase-locking duration.

Open Access

Publication: Optics Express
Issue/Year: Opt. Express 31, 24615-24622 (2023)
DOI: 10.1364/OE.494943
Link: https://doi.org/10.1364/OE.494943

Related Papers

PLUTO / PLUTO-2 Spatial Light Modulators
Authors:Siyu Gao, Xiaoyun Liu, Yonghao Chen, Jinyang Jiang, Ying Liu, Tengfei Chai and Yueqiu Jiang

Oceanic turbulence parameters recognition based on convolutional neural network

Applications: Adaptive Optics / Wavefront Control,Deep Learning / Neuronal Network,Optical Communication
LETO / LETO-3 Spatial Light Modulators
Authors:Manuel Hüpfel and Gerd Ulrich Nienhaus

Beam shaping in light-sheet microscopy: an experimental analysis

Applications: Beam Shaping / Beam Steering,Microscopy
GAEA / GAEA-2 Spatial Light Modulators
Authors:Wenxiang Yan, Yuan Gao, Zheng Yuan, Xian Long, Zhaozhong Chen, Zhi-Cheng Ren, Xi-Lin Wang, Jianping Ding, and Hui-Tian Wang

Energy-flow-reversing dynamics in vortex beams: OAM-independent propagation and enhanced resilience

Applications: Beam Shaping / Beam Steering,Higher Order Modes / Optical Vortex / OAM
PLUTO / PLUTO-2 Spatial Light Modulators
Authors:Song, Jie, Meng Li, Fuqiang Li, Ying Wang, Ziyang Chen, and Cibo Lou

Study of Optical Rogue Waves in Two-Dimensional Disordered Lattices

Applications: Adaptive Optics / Wavefront Control
LETO / LETO-3 Spatial Light Modulators
Authors:Jian He, Jiahao Chen, Yimin Zhou, Fei Wang, Yangjian Cai, and Guoquan Zhou

Realization of double uniform line self-focusing of elliptical Airyprime beams

Applications: Beam Shaping / Beam Steering,Bessel-/ Airy Beam Generation
PLUTO / PLUTO-2 Spatial Light Modulators
Authors:Shuo Liu, Yi Zheng, Huiming Xiao, Shengxiang Shan, Xuejuan Liu, Sohail Ahmad, Anwar Manzoor Rana, Shubo Cheng, Wenxing Yang, Shaohua Tao

Generation of a controllable multi-spiral beam by using the modulated helico-conical phases

Applications: Beam Shaping / Beam Steering,Higher Order Modes / Optical Vortex / OAM,Optical Trapping /-Tweezers
GAEA / GAEA-2 Spatial Light Modulators
Authors:Chen J, Yang C, Wang D, Wang K.

Optical Imaging Method of Synthetic-Aperture Radar for Moving Targets

Applications: Adaptive Optics / Wavefront Control,Beam Shaping / Beam Steering
PLUTO / PLUTO-2 Spatial Light Modulators
Authors:Zhuo Sun, Juntao Hu, Yishu Wang, Xinzhong Li, and Yixian Qian

Generation for high-dimensional caustics and artificially tailored structured caustic beams

Applications: Beam Shaping / Beam Steering
PLUTO / PLUTO-2 Spatial Light Modulators
Authors:Yudaev A, Venkstern A, Shulgina I, Kiselev A, Tavrov A, Korablev O

Control of the Optical Wavefront in Phase and Amplitude by a Single LC-SLM in a Stellar Coronagraph Aiming for Direct Exoplanet Imaging

Applications: Adaptive Optics / Wavefront Control,Complex Modulation
LETO / LETO-3 Spatial Light Modulators
Authors:Linas Jonušauskas, Eglė Vitkūnaitė, Dovilė Andrijec, Konradas Stonkus, Grzegorz Kaszynski

Beam-shaping enhanced two-photon polymerization: towards 3D medical printing

Applications: Adaptive Optics / Wavefront Control,Materials Processing / Optical Fabrication
PLUTO / PLUTO-2 Spatial Light Modulators
Authors:Patrick Cameron, Baptiste Courme, Daniele Faccio, Hugo Defienne

Tutorial: Shaping the Spatial Correlations of Entangled Photon Pairs

Applications: Beam Shaping / Beam Steering,Imaging/ Image Processing,Optical Computing / Quantum Optics
GAEA / GAEA-2 Spatial Light Modulators
Authors: Zhongzheng Lin, Weihang Zhong, Lixun Wu, Lin He, Hongjia Chen, Jianqi Hu, Yujie Chen, Siyuan Yu

Azimuthal beam shaping in orbital angular momentum basis

Applications: Beam Shaping / Beam Steering,Higher Order Modes / Optical Vortex / OAM
PLUTO / PLUTO-2 Spatial Light Modulators
Authors:Qi Lu, Weichao Gong, Ying Sun, Weiwei Wang, Xu Zhang, Peili Wang, Yifan Ding, Wei Wang, Shijie Liu, Xiangchao Zhang, Min Xu, and Jianda Shao

Fast, intelligent and high-precision adaptive null interferometry for optical freeform surfaces by backpropagation

Applications: Adaptive Optics / Wavefront Control,Phase Measurement / Phase Retrieval
PLUTO / PLUTO-2 Spatial Light Modulators
Authors:Claudio Conci, Laura Sironi, Emanuela Jacchetti, Davide Panzeri, Donato Inverso, Rebeca Martínez Vázquez, Roberto Osellame, Maddalena Collini, Giulio Cerullo, Giuseppe Chirico, Manuela Teresa Raimondi

In vivo label-free tissue histology through a microstructured imaging window

Applications: Beam Shaping / Beam Steering,Digital-/ Computer Holography/ CGH
PLUTO / PLUTO-2 Spatial Light Modulators
Authors: Sebastian Cremaschini Sebastian Cremaschini Dipartimento di Fisica e Astronomia “G. Galilei”, Università di Padova, Via Marzolo 8, 35131 Padova, Italy More by Sebastian Cremaschini Orcidhttps://orcid.org/0000-0002-6416-5782 , Alberto Cattelan, Davide Ferraro, Daniele Filippi, Filippo Marinello, Alessio Meggiolaro, Matteo Pierno, Cinzia Sada, Annamaria Zaltron*, Paolo Umari*, and Giampaolo Mistura

Trifurcated Splitting of Water Droplets on Engineered Lithium Niobate Surfaces

Applications: Beam Shaping / Beam Steering,Optical Trapping /-Tweezers
LETO / LETO-3 Spatial Light Modulators
Authors: Siqing Dai, Andrei Kobitski, Amirhossein Barati Sedeh, Süheyla Eroğlu-Kayıkçı, Lennart Hilbert, and G. Ulrich Nienhaus

Photon-Efficient Aberration Correction for 3D-STED Imaging of Thick Biological Specimens Using Sensorless Adaptive Optics

Applications: Adaptive Optics / Wavefront Control,Beam Shaping / Beam Steering,Microscopy
PLUTO / PLUTO-2 Spatial Light Modulators
Authors:Shoaib R. Soomro, Santiago Sager, Alba M. Paniagua-Diaz, Pedro M. Prieto, and Pablo Artal

Head-mounted adaptive optics visual simulator

Applications: Adaptive Optics / Wavefront Control
LETO / LETO-3 Spatial Light Modulators
Authors:Jian He, Wensong Dan, Xiang Zang, Yimin Zhou, Fei Wang, Yangjian Cai, Guoquan Zhou

How to select the dimensionless radius to realize the strongest abruptly autofocusing ability of circular Airyprime beams

Applications: Beam Shaping / Beam Steering,Bessel-/ Airy Beam Generation
GAEA / GAEA-2 Spatial Light Modulators
Authors:Jesper Glückstad, Andreas Erik Gejl Madsen

HoloTile Light Engine: New Digital Holographic Modalities and Applications

Applications: Adaptive Optics / Wavefront Control,Beam Shaping / Beam Steering,Materials Processing / Optical Fabrication,Optical Communication,Optical Trapping /-Tweezers
LETO / LETO-3 Spatial Light Modulators
Authors:Zheng Yuan, Chenchen Zhang, Yuan Gao, Wenxiang Yan, Zhi-Cheng Ren, Xi-Lin Wang, Jianping Ding, Hui-Tian Wang

Versatile manipulation of light- and dark- seeking particles on demand

Applications: Beam Shaping / Beam Steering,Optical Trapping /-Tweezers
PLUTO / PLUTO-2 Spatial Light Modulators
Authors:Kunhao Ji, Ian Davidson, Jayantha Sahu, David. J. Richardson, Stefan Wabnitz, Massimiliano Guasoni

Mode attraction, rejection and control in nonlinear multimode optics

Applications: Beam Shaping / Beam Steering,Higher Order Modes / Optical Vortex / OAM
PLUTO / PLUTO-2 Spatial Light Modulators
Authors:Jiawei Luo, Jiajun Liang, Daixuan Wu, Yin Huang, Zhiwei Chen, Zhibing Liu, Dongdong Zou, Fan Li, Yuecheng Shen

Simultaneous dual-channel data transmission through a multimode fiber via wavefront shaping

Applications: Adaptive Optics / Wavefront Control,Telecom / Optical Switching / WSS
PLUTO / PLUTO-2 Spatial Light Modulators
Authors:Jia-Qi Lü, Tian-Yu Cheng, Ji-Xiang Guo, Jin-Song Li, Yulei Wang, Zhiwei Lu

Robust measurement of angular velocity based on rotational Doppler effect in misaligned illumination

Applications: Beam Shaping / Beam Steering,Higher Order Modes / Optical Vortex / OAM,Misc.: Speckle / Characterization / Metrology
PLUTO / PLUTO-2 Spatial Light Modulators
Authors:Hang Sun, Haoran Li, Ziyang Chen, Xiaoyan Wu, Guodong Liu, and Jixiong Pu

Generation of flattop beams from a distorted optical field by the wavefront shaping technique

Applications: Adaptive Optics / Wavefront Control,Beam Shaping / Beam Steering