• Laser & Optoelectronics Progress
  • Vol. 57, Issue 17, 170601 (2020)
Xinyi Kuang, Yueping Niu*, and Shangqing Gong
Author Affiliations
  • School of Science, East China University of Science and Technology, Shanghai 200237, China
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    DOI: 10.3788/LOP57.170601 Cite this Article Set citation alerts
    Xinyi Kuang, Yueping Niu, Shangqing Gong. Arc Fusion Splicing Between Hollow-Core Photonic Bandgap Fiber and Single-Mode Fiber[J]. Laser & Optoelectronics Progress, 2020, 57(17): 170601 Copy Citation Text show less
    Experimental setup for HC-PBGF fiber cavity fabrication and splice loss measurement
    Fig. 1. Experimental setup for HC-PBGF fiber cavity fabrication and splice loss measurement
    Schematic diagrams of arc fusion splicing. (a) SMF/SMF splicing (doff =0 μm); (b) SMF/HC-PBGF splicing (doff =30 μm)
    Fig. 2. Schematic diagrams of arc fusion splicing. (a) SMF/SMF splicing (doff =0 μm); (b) SMF/HC-PBGF splicing (doff =30 μm)
    Visual images of the splices when the discharge intensity is 41.0 bit and the discharge time is 1100 ms. (a) doff =0 μm; (b) doff =30 μm
    Fig. 3. Visual images of the splices when the discharge intensity is 41.0 bit and the discharge time is 1100 ms. (a) doff =0 μm; (b) doff =30 μm
    Alignment efficiency varying with the gap
    Fig. 4. Alignment efficiency varying with the gap
    Ratio between the transmission power after and before discharge varying with the discharge intensity at different discharge time. (a) 200 ms; (b) 250 ms; (c) 300 ms; (d) 350 ms
    Fig. 5. Ratio between the transmission power after and before discharge varying with the discharge intensity at different discharge time. (a) 200 ms; (b) 250 ms; (c) 300 ms; (d) 350 ms
    Splicing loss varying with the discharge time at different discharge intensities. (a) 35.0 bit; (b) 30.0 bit; (c) 25.0 bit
    Fig. 6. Splicing loss varying with the discharge time at different discharge intensities. (a) 35.0 bit; (b) 30.0 bit; (c) 25.0 bit
    Optical microscopic image of the fusion joint of HC-800-02/780-HP when the discharge intensity is 30.0 bit and the discharge time is 200 ms
    Fig. 7. Optical microscopic image of the fusion joint of HC-800-02/780-HP when the discharge intensity is 30.0 bit and the discharge time is 200 ms
    ParameterHC-800-02780-HP
    Operating wavelength /nm780-860780-970
    Core diameter /μm7.5±1.04.4
    Outer diameter /μm130±5125±1
    Mode field diameter @850 nm /μm5.5±2.05.0±0.5
    Numerical aperture (NA)~0.200.13
    Attenuation @780nm /(dB·km-1)<250≤4.0
    Table 1. Parameters of HC-PBGF(HC-800-02) and SMF(780-HP) quoted by the manufacturer
    Dischargeintensity /bitDischargetime /msSplicing loss /dBTotalloss /dB
    αSPαPS
    35.02000.971.972.94
    30.02000.911.682.59
    25.02000.791.802.59
    Table 2. Minimum total splicing loss at different discharge intensities
    Xinyi Kuang, Yueping Niu, Shangqing Gong. Arc Fusion Splicing Between Hollow-Core Photonic Bandgap Fiber and Single-Mode Fiber[J]. Laser & Optoelectronics Progress, 2020, 57(17): 170601
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