Chinese Journal of Lasers, Volume. 48, Issue 12, 1212002(2021)

Integrated InGaAsP Near-Infrared Single-Photon Detector with Fast Active Quenching

Junliang Liu1,2,3, Yining Xu1, Yakui Dong1,2, Yongfu Li1,2、*, Zhaojun Liu1,3、**, and Xian Zhao1,2、***
Author Affiliations
  • 1Key Laboratory of Laser & Infrared System (Shandong University), Ministry of Education, Qingdao, Shandong 266237, China;
  • 2Center for Optics Research and Engineering (CORE), Shandong University, Qingdao, Shandong 266237, China
  • 3School of Information Science and Engineering, Shandong University, Qingdao, Shandong 266237, China
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    Figures & Tables(8)
    Schematic of detector design
    SPAD assembly with integrated cooling and balancing capacitor. (a) Internal structure; (b) physical picture of micro SPD
    System for performance test of single-photon detector
    Typical histogram of time-correlated single-photon counting
    Detection efficiency and FWHM of time jitter versus excess bias
    Dark count rate (left) versus detection efficiency at different temperatures and (right) versus dead time at different detection efficiencies and temperatures
    Total afterpulse probability versus dead time at different temperatures and detection efficiencies
    • Table 1. Main performance specifications of developed single-photon detector

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      Table 1. Main performance specifications of developed single-photon detector

      Detection efficiency /%FWHM of time jitter /psDark count rate at dead time of 1 μs/kHzTotal afterpulse probability /%
      -10 ℃-20 ℃-30 ℃100 ns1 μs
      103293.61.80.9~10~2
      201629.95.02.7~80~10
      3013931.916.27.5~50
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    Junliang Liu, Yining Xu, Yakui Dong, Yongfu Li, Zhaojun Liu, Xian Zhao. Integrated InGaAsP Near-Infrared Single-Photon Detector with Fast Active Quenching[J]. Chinese Journal of Lasers, 2021, 48(12): 1212002

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    Paper Information

    Category: quantum optics

    Received: Mar. 3, 2021

    Accepted: Apr. 15, 2021

    Published Online: May. 20, 2021

    The Author Email: Li Yongfu (yfli@sdu.edu.cn), Liu Zhaojun (zhaojunliu@sdu.edu.cn), Zhao Xian (zhaoxian@sdu.edu.cn)

    DOI:10.3788/CJL202148.1212002

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