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Chinese Optics Letters, Volume. 20, Issue 6, 061402(2022)

High efficiency of spectral beam combining by using large optical cavity lasers

Xiaoxu Xing1,2, Xuyan Zhou1,3、*, Hongwei Qu1,4, Weiqiao Zhang1,2, Lingqian Meng1,5, Jing Liu1,2, Yufei Wang1,2,3, and Wanhua Zheng1,3,4,6、**
Author Affiliations
  • 1Laboratory of Solid-State Optoelectronics Information Technology, Institute of Semiconductors, Chinese Academy of Sciences, Beijing 100083, China
  • 2College of Materials Science and Optoelectronic Technology, University of Chinese Academy of Sciences, Beijing 100049, China
  • 3Weifang Academy of Advanced Optoelectronic Circuits, Weifang 261021, China
  • 4State Key Laboratory on Integrated Optoelectronics, Institute of Semiconductors, Chinese Academy of Sciences, Beijing 100083, China
  • 5School of Electronic, Electrical and Communication Engineering, University of Chinese Academy of Sciences, Beijing 100049, China
  • 6Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Sciences, Beijing 100049, China
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    Simulated optical path diagram. FAC, fast-axis collimation lens; BTS, beam transformation system; SAC, slow-axis collimation lens.

    Fig. 1. Simulated optical path diagram. FAC, fast-axis collimation lens; BTS, beam transformation system; SAC, slow-axis collimation lens.

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    Characteristics of the FE and focal length of the transform lens with five different waveguide thicknesses.

    Fig. 2. Characteristics of the FE and focal length of the transform lens with five different waveguide thicknesses.

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    Schematic diagram of the SBC setup. (a) Top view; (b) side view.

    Fig. 3. Schematic diagram of the SBC setup. (a) Top view; (b) side view.

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    SBC efficiency, SBC power, and free run power with the change of current.

    Fig. 4. SBC efficiency, SBC power, and free run power with the change of current.

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    Measured spectrum of SBC output.

    Fig. 5. Measured spectrum of SBC output.

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    Xiaoxu Xing, Xuyan Zhou, Hongwei Qu, Weiqiao Zhang, Lingqian Meng, Jing Liu, Yufei Wang, Wanhua Zheng, "High efficiency of spectral beam combining by using large optical cavity lasers," Chin. Opt. Lett. 20, 061402 (2022)

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    Paper Information

    Category: Lasers, Optical Amplifiers, and Laser Optics

    Received: Feb. 14, 2022

    Accepted: Apr. 2, 2022

    Posted: Apr. 2, 2022

    Published Online: May. 6, 2022

    The Author Email: Xuyan Zhou (zhouxuyan@semi.ac.cn), Wanhua Zheng (whzheng@semi.ac.cn)

    DOI:10.3788/COL202220.061402

    Topics

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