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Acta Optica Sinica, Volume. 43, Issue 10, 1014003(2023)

Active Control Technology of Petawatt Laser Signal-to-Noise Ratio Based on Third-Order Dispersion

Ke Hou1,2, Xiaoping Ouyang1,3、*, Liangze Pan1,3, Fucai Ding1,2, Qi Xiao1,2, Xue Pan1,3, Xuejie Zhang1,3, Ping Zhu1,3, Xinglong Xie1,3, Baoqiang Zhu1,3, Jian Zhu4, and Jianqiang Zhu1,3
Author Affiliations
  • 1Key Laboratory of High Power Laser and Physics, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, China
  • 2University of Chinese Academy of Sciences, Beijing 100049, China
  • 3Collaborative Innovation Center of IFSA, Shanghai Jiao Tong University, Shanghai 200240, China
  • 4Shanghai Institute of Laser and Plasma, Chinese Academy of Engineering Physics, Shanghai 201800, China
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    Figures & Tables(8)
    Diagram of birefringent crystal dispersion regulation device

    Fig. 1. Diagram of birefringent crystal dispersion regulation device

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    Effects of (a) negative residual third-order dispersion (RTOD) and (b) positive RTOD on pulse signal-to-noise ratio

    Fig. 2. Effects of (a) negative residual third-order dispersion (RTOD) and (b) positive RTOD on pulse signal-to-noise ratio

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    Variation of (a) group delay dispersion (GDD) and (b) TOD with wavelength when crystal thickness is 2 mm

    Fig. 3. Variation of (a) group delay dispersion (GDD) and (b) TOD with wavelength when crystal thickness is 2 mm

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    Variation of (a) GDD and (b) TOD with crystal thickness when central wavelength is 1053 nm

    Fig. 4. Variation of (a) GDD and (b) TOD with crystal thickness when central wavelength is 1053 nm

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    Effect of crystal thickness on TOD tuning spectral width

    Fig. 5. Effect of crystal thickness on TOD tuning spectral width

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    Variation of（a）GDD and（b）TOD with ϕ when central wavelength is 1053 nm and crystal thickness is 2.35 mm

    Fig. 6. Variation of（a）GDD and（b）TOD with ϕ when central wavelength is 1053 nm and crystal thickness is 2.35 mm

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    Fitting and comparison of OPCPA pulse signal-to-noise ratio measurement data based on active control of TOD

    Fig. 7. Fitting and comparison of OPCPA pulse signal-to-noise ratio measurement data based on active control of TOD

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    Optical path diagram of TOD control based on birefringence crystal

    Fig. 8. Optical path diagram of TOD control based on birefringence crystal

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    Ke Hou, Xiaoping Ouyang, Liangze Pan, Fucai Ding, Qi Xiao, Xue Pan, Xuejie Zhang, Ping Zhu, Xinglong Xie, Baoqiang Zhu, Jian Zhu, Jianqiang Zhu. Active Control Technology of Petawatt Laser Signal-to-Noise Ratio Based on Third-Order Dispersion[J]. Acta Optica Sinica, 2023, 43(10): 1014003

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    Paper Information

    Category: Lasers and Laser Optics

    Received: Nov. 16, 2022

    Accepted: Jan. 16, 2023

    Published Online: May. 9, 2023

    The Author Email: Ouyang Xiaoping (oyxp@siom.ac.cn)

    DOI:10.3788/AOS221996

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology