• Optical Instruments
  • Vol. 45, Issue 5, 19 (2023)
Xiao SHAN, Yaoqiang LONG, Wen WU, and Yan LIANG*
Author Affiliations
  • School of Optical-Electrical and Computer Engineering, University of Shanghai for Science and Technology, Shanghai 200093, China
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    DOI: 10.3969/j.issn.1005-5630.2023.005.003 Cite this Article
    Xiao SHAN, Yaoqiang LONG, Wen WU, Yan LIANG. Quantum tomography calibration of 100 MHz photon-number-resolving detector[J]. Optical Instruments, 2023, 45(5): 19 Copy Citation Text show less
    Block diagram of the combination of narrow pulse gating and APD-PIN capacitor balance
    Fig. 1. Block diagram of the combination of narrow pulse gating and APD-PIN capacitor balance
    Signal waveforms
    Fig. 2. Signal waveforms
    Diagram of QDT
    Fig. 3. Diagram of QDT
    Dual-channel PNRD model
    Fig. 4. Dual-channel PNRD model
    Diagram of experimental setup
    Fig. 5. Diagram of experimental setup
    Quantum tomography calibration result diagram of 100 MHz single photon detector
    Fig. 6. Quantum tomography calibration result diagram of 100 MHz single photon detector
    POVM matrix diagram and Wigner function diagram
    Fig. 7. POVM matrix diagram and Wigner function diagram
    Diagram of experimental setup
    Fig. 8. Diagram of experimental setup
    Quantum tomography calibration result diagram of 100 MHz photon-number-resolving detector
    Fig. 9. Quantum tomography calibration result diagram of 100 MHz photon-number-resolving detector
    Wigner function comparison
    Fig. 10. Wigner function comparison
    高压/V探测效率/%暗计数率/门−1后脉冲概率/%
    62.1410.3$ 2.4\times {10}^{-7} $0.7
    63.8021.3$ 5.6\times {10}^{-7} $4.8
    65.1030.8$ 2.4\times {10}^{-6} $42.2
    65.2035.2$ 3.3\times {10}^{-6} $60.4
    65.2540.5$ 5.3\times {10}^{-6} $78.5
    Table 1. APD1 performance parameters
    高压/V探测效率/%暗计数率/门−1后脉冲概率/%$ {W}_{{\rm{on}}} $(0,0)
    62.1410.3$ 2.4\times {10}^{-7} $0.7−0.36482
    63.8021.3$ 5.6\times {10}^{-7} $4.8−0.47298
    65.1030.8$ 2.4\times {10}^{-6} $42.2−0.49610
    65.2035.2$ 3.3\times {10}^{-6} $60.4−0.53324
    65.2540.5$ 5.3\times {10}^{-6} $78.5−0.53942
    Table 2. Relationship of Unknown environment 'document' origin function value and detection efficiency
    Xiao SHAN, Yaoqiang LONG, Wen WU, Yan LIANG. Quantum tomography calibration of 100 MHz photon-number-resolving detector[J]. Optical Instruments, 2023, 45(5): 19
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