• High Power Laser and Particle Beams
  • Vol. 34, Issue 6, 061002 (2022)
Hualing Wu1、2, Jun Lei1、2, Linhui Guo1、2, Chengqian Wang1、2, Pengfei Xie1、2, Yuxuan Liu1、2, Yonggang Zhang1、2, Xin’gang Cheng1、2, Xiaoxiao Li1、2, Wenqiang Lü1、2, Zhao Wang1、2, and Songxin Gao1、2
Author Affiliations
  • 1Key Laboratory of Science and Technology on High Energy Laser, CAEP, Mianyang 621900, China
  • 2Institute of Applied Electronics, CAEP, Mianyang 621900, China
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    DOI: 10.11884/HPLPB202234.210558 Cite this Article
    Hualing Wu, Jun Lei, Linhui Guo, Chengqian Wang, Pengfei Xie, Yuxuan Liu, Yonggang Zhang, Xin’gang Cheng, Xiaoxiao Li, Wenqiang Lü, Zhao Wang, Songxin Gao. Experimentation of 260 W wavelength stabilized fiber-coupled diode laser pumping model[J]. High Power Laser and Particle Beams, 2022, 34(6): 061002 Copy Citation Text show less
    Optical system design
    Fig. 1. Optical system design
    The principle of VBG wavelength-control
    Fig. 2. The principle of VBG wavelength-control
    The spectrum with/without VBG wavelength control
    Fig. 3. The spectrum with/without VBG wavelength control
    Beam collimation
    Fig. 4. Beam collimation
    Polarization complexing system
    Fig. 5. Polarization complexing system
    Structure design of fiber coupling module
    Fig. 6. Structure design of fiber coupling module
    Testing of output power and spectrum
    Fig. 7. Testing of output power and spectrum
    Output curves
    Fig. 8. Output curves
    emitter contact width/μmcavity length/mmθ||/(°) θ/(°) centroid wavelength/nmpower@18 A/W
    12049(95% energy)52(95% energy)976±3>16.5
    Table 1. Main parameters of the LD chip (25 ℃)
    power/Wwavelength/nmpower/Wwavelength/nmFWHM/nmtransmission efficiency of VBG/%
    free-runninglensed with VBG
    16.62977.3016.12975.340.4997.0
    16.57975.4816.02975.340.5096.7
    16.58977.7216.04975.340.5196.7
    16.44977.5815.91975.340.4996.8
    16.60977.7216.14975.340.4997.2
    16.61977.8616.11975.200.4897.0
    16.47977.8616.02975.200.4997.3
    Table 2. Transmission efficiency of VBG
    Hualing Wu, Jun Lei, Linhui Guo, Chengqian Wang, Pengfei Xie, Yuxuan Liu, Yonggang Zhang, Xin’gang Cheng, Xiaoxiao Li, Wenqiang Lü, Zhao Wang, Songxin Gao. Experimentation of 260 W wavelength stabilized fiber-coupled diode laser pumping model[J]. High Power Laser and Particle Beams, 2022, 34(6): 061002
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