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Chinese Journal of Lasers, Volume. 51, Issue 23, 2301002(2024)

Experimental Study on Output Characteristics of Bismuth‑Doped Fiber Lasers in O Band

Fuhao Zhang1,2, Li Pei1,2、*, Jingjing Zheng1,2, Jianshuai Wang1,2, Dingchen Wang1,2, Wenqiang Hou1,2, Xiao Ye1,2, Lihong Wang1,2, Jing Li1,2, and Tigang Ning1,2
Author Affiliations
  • 1School of Electronic and Information Engineering, Beijing Jiaotong University, Beijing 100044, China
  • 2Key Laboratory of All Optical Network＆Advanced Telecommunication Network of EMC, Institute of Lightwave Technology, Beijing Jiaotong University, Beijing 100044, China
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    Figures&Tables (9)
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    References (27)
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    Figures & Tables(9)
    Experimental structure diagram of O-band bismuth-doped fiber ring cavity laser

    Fig. 1. Experimental structure diagram of O-band bismuth-doped fiber ring cavity laser

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    Forward ASE and backward ASE of bismuth-doped fiber

    Fig. 2. Forward ASE and backward ASE of bismuth-doped fiber

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    Laser output power versus pump power under different output coupling ratios

    Fig. 3. Laser output power versus pump power under different output coupling ratios

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    Output power versus output coupling ratio under different pump powers

    Fig. 4. Output power versus output coupling ratio under different pump powers

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    Laser output spectrum

    Fig. 5. Laser output spectrum

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    Output spectra under forward pumping and backward pumping when input pumping power is 500 mW. (a) Under forward pumping; (b) under backward pumping

    Fig. 6. Output spectra under forward pumping and backward pumping when input pumping power is 500 mW. (a) Under forward pumping; (b) under backward pumping

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    Experimental structure diagrams of bismuth-doped fiber ring cavity laser under forward pumping and backward pumping.

    Fig. 7. Experimental structure diagrams of bismuth-doped fiber ring cavity laser under forward pumping and backward pumping.

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    Output spectra under forward pumping and backward pumping when input pumping power is 1000 mW. (a) Under forward pumping; (b) under backward pumping

    Fig. 8. Output spectra under forward pumping and backward pumping when input pumping power is 1000 mW. (a) Under forward pumping; (b) under backward pumping

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    Output power versus input power under three pumping methods

    Fig. 9. Output power versus input power under three pumping methods

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    Fuhao Zhang, Li Pei, Jingjing Zheng, Jianshuai Wang, Dingchen Wang, Wenqiang Hou, Xiao Ye, Lihong Wang, Jing Li, Tigang Ning. Experimental Study on Output Characteristics of Bismuth‑Doped Fiber Lasers in O Band[J]. Chinese Journal of Lasers, 2024, 51(23): 2301002

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    Paper Information

    Category: laser devices and laser physics

    Received: Apr. 15, 2024

    Accepted: May. 20, 2024

    Published Online: Dec. 10, 2024

    The Author Email: Li Pei (lipei@bjtu.edu.cn)

    DOI:10.3788/CJL240766

    CSTR:32183.14.CJL240766

    Topics

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