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Laser & Optoelectronics Progress, Volume. 62, Issue 15, 1514005(2025)

Experimental Investigation on Laser Amplification Characteristics of Cr∶ZnS Crystals

Mengyao Fan1,2,3,4, Jing Liu2,3,4、*, Yuchen Wang5, Yuqing Fan2,3,4, Zhenxing He2,3,4, Ting Yu2,3,4、**, Bo Dai1, and Xisheng Ye1,2,3,4
Author Affiliations
  • 1School of Optical-Electrical and Computer Engineering, University of Shanghai for Science and Technology, Shanghai 200093, China
  • 2Wang Zhijiang Innovation Center for Laser, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, China
  • 3Shanghai Key Laboratory of All Solid-State Laser and Applied Techniques, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, China
  • 4Aerospace Laser Technology and System Department, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, China
  • 5Key Laboratory of Materials for High-Power Laser, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (7)
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    Figures & Tables(7)
    Schematic of Cr∶ZnS MOPA laser experimental setup

    Fig. 1. Schematic of Cr∶ZnS MOPA laser experimental setup

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    Output power curve and spectrum of Cr∶ZnS oscillator

    Fig. 2. Output power curve and spectrum of Cr∶ZnS oscillator

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    Power curve of Cr∶ZnS tunable oscillator at different wavelengths and its peak-wavelength spectrum

    Fig. 3. Power curve of Cr∶ZnS tunable oscillator at different wavelengths and its peak-wavelength spectrum

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    Transmission rates of pump light through Cr∶ZnS crystals with different doping concentrations

    Fig. 4. Transmission rates of pump light through Cr∶ZnS crystals with different doping concentrations

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    Amplification characteristics of Cr∶ZnS crystals with different doping concentrations

    Fig. 5. Amplification characteristics of Cr∶ZnS crystals with different doping concentrations

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    Tunable laser amplification characteristics of two-stage amplifier

    Fig. 6. Tunable laser amplification characteristics of two-stage amplifier

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    Beam quality. (a) Beam quality of seed light; (b) output beam quality after two-stage amplification

    Fig. 7. Beam quality. (a) Beam quality of seed light; (b) output beam quality after two-stage amplification

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    Mengyao Fan, Jing Liu, Yuchen Wang, Yuqing Fan, Zhenxing He, Ting Yu, Bo Dai, Xisheng Ye. Experimental Investigation on Laser Amplification Characteristics of Cr∶ZnS Crystals[J]. Laser & Optoelectronics Progress, 2025, 62(15): 1514005

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    Paper Information

    Category: Lasers and Laser Optics

    Received: Dec. 3, 2024

    Accepted: Jan. 15, 2025

    Published Online: Aug. 6, 2025

    The Author Email: Jing Liu (liujing@siom.ac.cn), Ting Yu (yuting@siom.ac.cn)

    DOI:10.3788/LOP242357

    CSTR:32186.14.LOP242357

    Topics

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