Superconducting nanowire single photon detectors with high system detection efficiency at telecom wavelengths

Francesco Marsili,V B Verma,J A Stern,S Harrington,Adriana E Lita,Thomas Gerrits,I Vayshenker,Burm Baek,Matthew D Shaw,Alvin J Miller,Richard P Mirin,Sae Woo Nam

Lasers and Electro-Optics（2013）

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摘要

We report on a fiber-coupled eight-channel single-photon-detection system employing superconducting nanowire single-photon detectors (SNSPDs) based on amorphous tungsten silicide (WSi) with system detection efficiency ranging from 81 to 89 % at 1550 nm wavelength.

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关键词

nanophotonics,nanowires,optical fibre couplers,photodetectors,superconducting devices,tungsten compounds,wsi,amorphous tungsten silicide,fiber-coupled eight-channel single-photon-detection system,high-system detection efficiency,superconducting nanowire single photon detectors,telecom wavelengths,wavelength 1550 nm,jitter,temperature measurement,detectors

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