Superconducting Nanowire Single-Photon Detectors for Quantum Communication Applications

Chandra Natarajan; Martin Härtig; Ryan Warburton; Gerald Buller; Robert Hadfield; Burm Baek; Sae Nam; Shigehito Miki; Mikio Fujiwara; Masahide Sasaki; Zhen Wang

Quantum Communication and Quantum Networking. First International Conference, QuantumComm 2009, Naples, Italy, October 26-30, 2009, Revised Selected Papers

Research Article

Superconducting Nanowire Single-Photon Detectors for Quantum Communication Applications

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@INPROCEEDINGS{10.1007/978-3-642-11731-2_27,
    author={Chandra Natarajan and Martin H\aa{}rtig and Ryan Warburton and Gerald Buller and Robert Hadfield and Burm Baek and Sae Nam and Shigehito Miki and Mikio Fujiwara and Masahide Sasaki and Zhen Wang},
    title={Superconducting Nanowire Single-Photon Detectors for Quantum Communication Applications},
    proceedings={Quantum Communication and Quantum Networking. First International Conference, QuantumComm 2009, Naples, Italy, October 26-30, 2009, Revised Selected Papers},
    proceedings_a={QUANTUMCOMM},
    year={2012},
    month={10},
    keywords={Superconducting nanowire single photon detectors SSPD SNSPD},
    doi={10.1007/978-3-642-11731-2_27}
}

Chandra Natarajan
Martin Härtig
Ryan Warburton
Gerald Buller
Robert Hadfield
Burm Baek
Sae Nam
Shigehito Miki
Mikio Fujiwara
Masahide Sasaki
Zhen Wang
Year: 2012
Superconducting Nanowire Single-Photon Detectors for Quantum Communication Applications
QUANTUMCOMM
Springer
DOI: 10.1007/978-3-642-11731-2_27

Chandra Natarajan¹^,*, Martin Härtig¹, Ryan Warburton¹, Gerald Buller¹, Robert Hadfield¹, Burm Baek², Sae Nam², Shigehito Miki³, Mikio Fujiwara³, Masahide Sasaki³, Zhen Wang³

1: Heriot-Watt University
2: National Institute of Standards and Technology
3: NICT

*Contact email: cmn10@hw.ac.uk

Abstract

Single-photon detectors are a key enabling technology for optical quantum information processing applications such as quantum key distribution. A new class of single-photon detectors have emerged based on superconducting nanowires. These detectors offer sensitivity at telecommunication wavelengths (1310nm and 1550nm) with low dark counts and excellent timing resolution at an operating temperature of ~4 K. We have integrated four independent fibre-coupled detectors into a practical closed-cycle refrigerator and plan to employ this multichannel detector system in advanced quantum information processing experiments.

Keywords: Superconducting nanowire single photon detectors SSPD SNSPD

Published: 2012-10-11

: http://dx.doi.org/10.1007/978-3-642-11731-2_27