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Author Lobanov, Y.; Shcherbatenko, M.; Semenov, A.; Kovalyuk, V.; Kahl, O.; Ferrari, S.; Korneev, A.; Ozhegov, R.; Kaurova, N.; Voronov, B. M.; Pernice, W. H. P.; Gol'tsman, G. N.
Title (up) Superconducting nanowire single photon detector for coherent detection of weak signals Type Journal Article
Year 2017 Publication IEEE Trans. Appl. Supercond. Abbreviated Journal IEEE Trans. Appl. Supercond.
Volume 27 Issue 4 Pages 1-5
Keywords NbN SSPD mixer, SNSPD, nanophotonic waveguide
Abstract Traditional photon detectors are operated in the direct detection mode, counting incident photons with a known quantum efficiency. Here, we have investigated a superconducting nanowire single photon detector (SNSPD) operated as a photon counting mixer at telecommunication wavelength around 1.5 μm. This regime of operation combines excellent sensitivity of a photon counting detector with excellent spectral resolution given by the heterodyne technique. Advantageously, we have found that low local oscillator (LO) power of the order of hundreds of femtowatts to a few picowatts is sufficient for clear observation of the incident test signal with the sensitivity approaching the quantum limit. With further optimization, the required LO power could be significantly reduced, which is promising for many practical applications, such as the development of receiver matrices or recording ultralow signals at a level of less-than-one-photon per second. In addition to a traditional NbN-based SNSPD operated with normal incidence coupling, we also use detectors with a travelling wave geometry, where a NbN nanowire is placed on the top of a Si 3 N 4 nanophotonic waveguide. This approach is fully scalable and a large number of devices could be integrated on a single chip.
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Corporate Author Thesis
Publisher Place of Publication Editor
Language Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 1051-8223 ISBN Medium
Area Expedition Conference
Notes Approved no
Call Number Serial 1206
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Author Korneev, A.; Kovalyuk, V.; Ferrari, S.; Kahl, O.; Pernice, W.; An, P.; Golikov, A.; Zubkova, E.; Goltsman, G.
Title (up) Superconducting Single-Photon Detectors for Integrated Nanophotonics Circuits Type Conference Article
Year 2017 Publication 16th ISEC Abbreviated Journal 16th ISEC
Volume Issue Pages 1-3
Keywords SSPD, SNSPD
Abstract We present an overview of our recent achievements in integration of superconducting nanowire single-photon detectors SNSPD with dielectric optical waveguides. We are able to produce complex nanophotonics integrated circuits containing optical elements and photon detector on single chip thus producing a compact integrated platform for quantum optics applications.
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Corporate Author Thesis
Publisher Place of Publication Editor
Language Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN ISBN Medium
Area Expedition Conference
Notes Approved no
Call Number 8314200 Serial 1200
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Author Goltsman, G.
Title (up) Superconducting thin film as infrared heterodyne and direct detectors Type Conference Article
Year 2017 Publication 16th ISEC Abbreviated Journal 16th ISEC
Volume Issue Pages 1-3
Keywords optical waveguide SSPD, SNSPD
Abstract We present our recent achievements in the development of superconducting nanowire single-photon detectors (SNSPDs) integrated with optical waveguides on a chip. We demonstrate both single-photon counting with up to 90% on-chip-quantum-efficiency (OCDE), and the heterodyne mixing with a close to the quantum limit sensitivity at the telecommunication wavelength using single device.
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Publisher Place of Publication Editor
Language Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN ISBN Medium
Area Expedition Conference
Notes Approved no
Call Number 8314188 Serial 1323
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Author Goltsman, Gregory
Title (up) Superconducting thin film nanostructures as terahertz and infrared heterodyne and direct detectors Type Conference Article
Year 2017 Publication 16th ISEC Abbreviated Journal 16th ISEC
Volume Issue Pages Th-I-QTE-03 (1 to 3)
Keywords waveguide SSPD, SNSPD
Abstract We present our recent achievements in the development of superconducting nanowire single-photon detectors (SNSPDs) integrated with optical waveguides on a chip. We demonstrate both single-photon counting with up to 90% on-chipquantum-efficiency (OCDE), and the heterodyne mixing with a close to the quantum limit sensitivity at the telecommunication wavelength using single device.
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Corporate Author Thesis
Publisher Place of Publication Editor
Language Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN ISBN Medium
Area Expedition Conference IEEE/CSC & ESAS Superconductivity News Forum
Notes Approved no
Call Number Serial 1745
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Author Wördenweber, Roger; Moshchalkov, Victor; Bending, Simon; Tafuri, Francesco (eds)
Title (up) Superconductors at the nanoscale. From basic research to applications Type Book Whole
Year 2017 Publication Abbreviated Journal
Volume Issue Pages
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Publisher Walter de Gruyter GmbH Place of Publication Berlin/Boston Editor Wördenweber, Roger; Moshchalkov, Victor; Bending, Simon; Tafuri, Francesco
Language Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN ISBN 978-3-11-045620-2 Medium
Area Expedition Conference
Notes Page shift = 14 Approved no
Call Number Serial 1139
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