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Opt Lett. 2009 Dec 1;34(23):3607-9. doi: 10.1364/OL.34.003607.

Fiber-coupled nanowire photon counter at 1550 nm with 24% system detection efficiency.

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  • 1Research Laboratory of Electronics, Massachusetts Institute of Technology,77 Massachusetts Avenue, Cambridge, Massachusetts 02139, USA. xlhu@mit.edu

Abstract

We developed a fiber-coupled superconducting nanowire single-photon detector system in a close-cycled cryocooler and achieved 24% and 22% system detection efficiencies at wavelengths of 1550 and 1315 nm, respectively. The maximum dark count rate was approximately 1000 counts/s.

PMID:
19953135
[PubMed]
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