High Power Laser and Particle Beams, Volume. 32, Issue 7, 071005(2020)

Research on fiber coupling of multi-single emitters diode laser based on beam filling

Yifei Yang... Wenbin Qin, Youqiang Liu, Fan Zhao, Jing Li, Ming Zhao, Tian Lan and Zhiyong Wang* |Show fewer author(s)
Author Affiliations
  • Institute of Advanced Technology on Semiconductor Optics & Electronics, Institute of Laser Engineering, Beijing University of Technology, Beijing 100124, China
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    Figures & Tables(9)
    Light spot of step arrayed multiple single-tube semiconductor laser
    Spot after filling
    One dimensional beam array
    Multiple single tube semiconductor laser after filling
    Spots before adding filling beams
    Spots after adding filling beams
    • Table 1. Parameters of LDX Optronics 860 nm laser diode

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      Table 1. Parameters of LDX Optronics 860 nm laser diode

      d/mm θ/mrad
      slow axis0.161
      fast axis0.001 6697
    • Table 2. Parameters of LDX Optronics 860 nm

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      Table 2. Parameters of LDX Optronics 860 nm

      d/mm θ/mrad BPP/(mm∙mrad)
      slow axis before collimation0.1613.05
      slow axis after collimation0.79.23.22
      fast axis before collimation0.001 66970.28
      fast axis after collimation0.25.70.29
    • Table 3. Two cases of fiber coupling

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      Table 3. Two cases of fiber coupling

      power before collimation /Wpower after collimation /Wcoupling efficiency /%
      before filling2421.790.42
      after filling3633.492.78
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    Yifei Yang, Wenbin Qin, Youqiang Liu, Fan Zhao, Jing Li, Ming Zhao, Tian Lan, Zhiyong Wang. Research on fiber coupling of multi-single emitters diode laser based on beam filling[J]. High Power Laser and Particle Beams, 2020, 32(7): 071005

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    Paper Information

    Category: High Power Laser Physics and Technology

    Received: Jan. 8, 2020

    Accepted: --

    Published Online: Jul. 10, 2020

    The Author Email: Wang Zhiyong (zywang@bjut.edu.cn)

    DOI:10.11884/HPLPB202032.200007

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