Unconditional Shot-Noise-Limit Violation in Photonic Quantum Metrology

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Pryde, GJ
Slussarenko, S
Weston, MM
Chrzanowski, HM
Shalm, LK
Verma, VB
Nam, SW
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2018
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Hong Kong, China

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Abstract

We demonstrate the first unconditional violation of the shot noise limit in photonic NOON-state interferometry. Using ultrahigh-efficiency source and detectors we outperform ideal classical measurement without employing postselection, or correction for loss and imperfections.

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Proceedings CLEO Pacific Rim Conference 2018

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Part F113-CLEOPR 2018

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© 2018 The Author(s). The attached file is reproduced here in accordance with the copyright policy of the publisher. Please refer to the conference's website for access to the definitive, published version.

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Lasers and quantum electronics

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Pryde, GJ; Slussarenko, S; Weston, MM; Chrzanowski, HM; Shalm, LK; Verma, VB; Nam, SW, Unconditional Shot-Noise-Limit Violation in Photonic Quantum Metrology, Proceedings CLEO Pacific Rim Conference 2018 2018, Part F113-CLEOPR 2018