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High Power Laser and Particle Beams, Volume. 36, Issue 9, 092001(2024)

Focal spot measurement technology of multi-beam laser bunching

Zhihong Sun... Bo Zhang, Junpu Zhao, Jun Dong, Fa Zeng* and Ping Li* |Show fewer author(s)
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  • Laser Fusion Research Center, CAEP, Mianyang 621900, China
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    [1] Feng Qingyi, Zu Xiaotao, Liu Chunming. Progress of research on irradiation effects in key materials in ICF facilities[J]. High Power Laser and Particle Beams, 35, 091001(2023).

    [2] Gao Yanqi, Li Fujian, Ji Lailin. Research of beam smoothing technology in high power laser driver (Invited)[J]. Infrared and Laser Engineering, 49, 20201074(2020).

    [3] He Jun, Li Ping, Chai Xiangxu. Experimental study on dynamic characteristics of focal spots of spectral dispersion smoothing beams[J]. Chinese Journal of Lasers, 49, 1105001(2022).

    [4] Zheng Tianran, Zhang Ying, Geng Yuanchao. Theoretical research of “intensity sweep” laser beam smoothing characteristics[J]. Laser & Optoelectronics Progress, 55, 111405(2018).

    [5] Yang Chunlin. Vector analysis on the characteristics of continuous phase plate speckle under the strong focusing[J]. High Power Laser and Particle Beams, 35, 032001(2023).

    [6] Bauer K A, Heimbueger M, Kwiatkowski J et al. Optical characterization of the on-target OMEGA focal spot at high energy using the full-beam in-tank diagnostic[J]. Applied Optics, 59, 7994-8002(2020).

    [7] Wang Zhengzhou, Wang Wei, Xia Yanwen. Mathematical model for the measurement of high dynamic range laser focal spot[J]. Acta Photonica Sinica, 43, 1010002(2014).

    [8] Zhou Jiquan, Wang Qing. Camera array-based HDR image synthesis method[J]. Application Research of Computers, 30, 88-92(2013).

    [9] He Yuanxing, Li Xinyang. Far-field focal spot measurement based on diffraction grating[J]. Chinese Journal of Lasers, 39, 0208001(2012).

    [10] Wang Zhengzhou, Wang Li, Wei Jitong. Measurement for far-field focal spot of high power laser based on the diffraction inversion of sidelobe beam[J]. Optics and Precision Engineering, 30, 380-402(2022).

    [11] Chen Xiaoyi, Duan Yaxuan, Wang Zhengzhou. Laser far-field focal spot measurement method based on multistep phase retrieval[J]. Chinese Journal of Lasers, 49, 0704002(2022).

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    Zhihong Sun, Bo Zhang, Junpu Zhao, Jun Dong, Fa Zeng, Ping Li. Focal spot measurement technology of multi-beam laser bunching[J]. High Power Laser and Particle Beams, 2024, 36(9): 092001

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    Paper Information

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    Received: Mar. 15, 2024

    Accepted: Jul. 7, 2024

    Published Online: Oct. 15, 2024

    The Author Email: Zeng Fa (cengfa@tsinghua.org.cn), Li Ping (liping1984@caep.cn)

    DOI:10.11884/HPLPB202436.240078

    Topics

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