High-Ratio Nonlinear Compression of Picosecond Lasers Based on Thin Plates

Nonlinear compression, as a newly developed post-processing technique, holds the potential to overcome the limitations of gain media and significantly reduce the pulse width of emitted laser pulses. While most existing research has focused on the compression of femtosecond pulses, the methods employ...

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Main Authors: Kainan Zhou, Zhaoli Li, Yanlei Zuo, Zhaohui Wu, Xiaoming Zeng, Xiao Wang, Xiaodong Wang, Jie Mu, Guoying Feng
Format: Article
Language:English
Published: MDPI AG 2024-12-01
Series:Photonics
Subjects:
Online Access:https://www.mdpi.com/2304-6732/12/1/21
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author Kainan Zhou
Zhaoli Li
Yanlei Zuo
Zhaohui Wu
Xiaoming Zeng
Xiao Wang
Xiaodong Wang
Jie Mu
Guoying Feng
author_facet Kainan Zhou
Zhaoli Li
Yanlei Zuo
Zhaohui Wu
Xiaoming Zeng
Xiao Wang
Xiaodong Wang
Jie Mu
Guoying Feng
author_sort Kainan Zhou
collection DOAJ
description Nonlinear compression, as a newly developed post-processing technique, holds the potential to overcome the limitations of gain media and significantly reduce the pulse width of emitted laser pulses. While most existing research has focused on the compression of femtosecond pulses, the methods employed differ substantially from those used for picosecond laser nonlinear compression. In this study, we experimentally investigated the high-ratio nonlinear compression of a picosecond laser using a thin-plate-based approach. A 1 ps, 0.55 mJ laser pulse was successfully compressed to 69.6 fs with an energy of 0.26 mJ through a two-stage nonlinear compression process. Beam spatial quality was well preserved by employing apertures to eliminate conical emissions. These results pave the way for advancements in high-peak-power, high-repetition-rate laser systems, offering a promising route for future applications.
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id doaj-art-cf5dcaaeddd0479fb009d4f79276e268
institution Kabale University
issn 2304-6732
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publishDate 2024-12-01
publisher MDPI AG
record_format Article
series Photonics
spelling doaj-art-cf5dcaaeddd0479fb009d4f79276e2682025-01-24T13:46:13ZengMDPI AGPhotonics2304-67322024-12-011212110.3390/photonics12010021High-Ratio Nonlinear Compression of Picosecond Lasers Based on Thin PlatesKainan Zhou0Zhaoli Li1Yanlei Zuo2Zhaohui Wu3Xiaoming Zeng4Xiao Wang5Xiaodong Wang6Jie Mu7Guoying Feng8Institute of Laser and Micro/Nano Engineering, College of Electronics and Information Engineering, Sichuan University, Chengdu 610065, ChinaLaser Fusion Research Center, China Academy of Engineering Physics, Mianyang 621900, ChinaLaser Fusion Research Center, China Academy of Engineering Physics, Mianyang 621900, ChinaLaser Fusion Research Center, China Academy of Engineering Physics, Mianyang 621900, ChinaLaser Fusion Research Center, China Academy of Engineering Physics, Mianyang 621900, ChinaLaser Fusion Research Center, China Academy of Engineering Physics, Mianyang 621900, ChinaLaser Fusion Research Center, China Academy of Engineering Physics, Mianyang 621900, ChinaLaser Fusion Research Center, China Academy of Engineering Physics, Mianyang 621900, ChinaInstitute of Laser and Micro/Nano Engineering, College of Electronics and Information Engineering, Sichuan University, Chengdu 610065, ChinaNonlinear compression, as a newly developed post-processing technique, holds the potential to overcome the limitations of gain media and significantly reduce the pulse width of emitted laser pulses. While most existing research has focused on the compression of femtosecond pulses, the methods employed differ substantially from those used for picosecond laser nonlinear compression. In this study, we experimentally investigated the high-ratio nonlinear compression of a picosecond laser using a thin-plate-based approach. A 1 ps, 0.55 mJ laser pulse was successfully compressed to 69.6 fs with an energy of 0.26 mJ through a two-stage nonlinear compression process. Beam spatial quality was well preserved by employing apertures to eliminate conical emissions. These results pave the way for advancements in high-peak-power, high-repetition-rate laser systems, offering a promising route for future applications.https://www.mdpi.com/2304-6732/12/1/21nonlinear compressionself-phase modulationdispersionpicosecond laser
spellingShingle Kainan Zhou
Zhaoli Li
Yanlei Zuo
Zhaohui Wu
Xiaoming Zeng
Xiao Wang
Xiaodong Wang
Jie Mu
Guoying Feng
High-Ratio Nonlinear Compression of Picosecond Lasers Based on Thin Plates
Photonics
nonlinear compression
self-phase modulation
dispersion
picosecond laser
title High-Ratio Nonlinear Compression of Picosecond Lasers Based on Thin Plates
title_full High-Ratio Nonlinear Compression of Picosecond Lasers Based on Thin Plates
title_fullStr High-Ratio Nonlinear Compression of Picosecond Lasers Based on Thin Plates
title_full_unstemmed High-Ratio Nonlinear Compression of Picosecond Lasers Based on Thin Plates
title_short High-Ratio Nonlinear Compression of Picosecond Lasers Based on Thin Plates
title_sort high ratio nonlinear compression of picosecond lasers based on thin plates
topic nonlinear compression
self-phase modulation
dispersion
picosecond laser
url https://www.mdpi.com/2304-6732/12/1/21
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