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Chinese Journal of Lasers, Volume. 46, Issue 7, 0701004(2019)

Tunable and Dual-Wavelength Mode-Locked Laser Based on Nd/Gd Co-Doped Calcium Fluoride Crystal

Ying Yang1, Mengyu Zong1, Mengfei Zhao1, Shuo Sun1, Yongjing Wu1, Qianqian Peng1、*, Jie Liu1,2, and Liangbi Su3
Author Affiliations
  • 1 College of Physics and Electronics, Shandong Normal University, Jinan, Shandong 250014, China
  • 2 Shandong Provincial Key Laboratory of Optics and Photonic Device, Jinan, Shandong 250014, China
  • 3 Shanghai Institute of Ceramics, Chinese Academy of Sciences, Shanghai 201899, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (9)
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    Figures & Tables(9)
    0.5%Nd, 8%Gd∶CaF2 crystal tuned laser cavity

    Fig. 1. 0.5%Nd, 8%Gd∶CaF2 crystal tuned laser cavity

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    Wavelength tuning range curve of 0.5%Nd, 8%Gd∶CaF2 crystal

    Fig. 2. Wavelength tuning range curve of 0.5%Nd, 8%Gd∶CaF2 crystal

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    Folding cavity device diagram of W type five-mirror solid-state laser

    Fig. 3. Folding cavity device diagram of W type five-mirror solid-state laser

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    Trend of mode-locked laser output power of 0.5%Nd, 8%Gd∶CaF2 crystal

    Fig. 4. Trend of mode-locked laser output power of 0.5%Nd, 8%Gd∶CaF2 crystal

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    Spectrum of 0.5% Nd, 8% Gd∶CaF2 mode-locked laser

    Fig. 5. Spectrum of 0.5% Nd, 8% Gd∶CaF2 mode-locked laser

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    Pulse sequences at different time scales

    Fig. 6. Pulse sequences at different time scales

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    Frequency spectrum of mode-locked laser

    Fig. 7. Frequency spectrum of mode-locked laser

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    Measurement of characteristic parameters of mode-locked laser beam. (a) Beam quality; (b) profile of spatial beam

    Fig. 8. Measurement of characteristic parameters of mode-locked laser beam. (a) Beam quality; (b) profile of spatial beam

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    Autocorrelation trajectory of 0.5% Nd, 8% Gd∶CaF2 dual-wavelength mode-locked pulse

    Fig. 9. Autocorrelation trajectory of 0.5% Nd, 8% Gd∶CaF2 dual-wavelength mode-locked pulse

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    Ying Yang, Mengyu Zong, Mengfei Zhao, Shuo Sun, Yongjing Wu, Qianqian Peng, Jie Liu, Liangbi Su. Tunable and Dual-Wavelength Mode-Locked Laser Based on Nd/Gd Co-Doped Calcium Fluoride Crystal[J]. Chinese Journal of Lasers, 2019, 46(7): 0701004

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    Paper Information

    Category: laser devices and laser physics

    Received: Jan. 8, 2019

    Accepted: Mar. 15, 2019

    Published Online: Jul. 11, 2019

    The Author Email: Qianqian Peng (pengqq@sdnu.edu.cn)

    DOI:10.3788/CJL201946.0701004

    Topics

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