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Characterization of a Superconducting Microstrip Single-Photon Detector Shunted with an External Resistor
Yu-Ze Wang, Wei-Jun Zhang, Guang-Zhao Xu +6
A superconducting microstrip single-photon detector (SMSPD) generally requires a shunt resistor to avoid latching, caused by its high current-carrying capacity and low kinetic indu…
Millimeter-scale active area superconducting microstrip single-photon detector fabricated by ultraviolet photolithography
Guang-Zhao Xu, Wei-Jun Zhang, Li-Xing You +7
The effective and convenient detection of single photons via advanced detectors with a large active area is becoming significant for quantum and classical applications. This work d…
Superconducting microstrip single-photon detector with system detection efficiency over 90% at 1550 nm
Guang-Zhao Xu, Wei-Jun Zhang, Li-Xing You +9
Generally, a superconducting nanowire single-photon detector (SNSPD) is composed of wires with a typical width of ~100 nm. Recent studies have found that superconducting strips wit…
A 16-channel fiber array-coupled superconducting single-photon detector array with average system detection efficiency over 60% at telecom wavelength
Wei-Jun Zhang, Guang-Zhao Xu, Li-Xing You +8
We report a compact, scalable, and high-performance superconducting nanowire single-photon detector (SNSPD) array by using a multichannel optical fiber array-coupled configuration.…
Superconducting Nanowire Single-Photon Detectors for Quantum Information
Lixing You
The superconducting nanowire single-photon detector (SNSPD) is a quantum-limit superconducting optical detector based on the Cooper-pair breaking effect by a single photon, which e…
Time-of-flight laser ranging and imaging at 1550 nm using low-jitter superconducting nanowire single-photon detection system
Sijing Chen, Dengkuan Liu, Wenxing Zhang +10
We developed a time-correlated single-photon counting (TCSPC) system based on the low-jitter superconducting nanowire single-photon detection (SNSPD) technology. The causes of jitt…