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Demonstration of Nonorthogonal Multi-State Discrimination Below the Standard Quantum Limit

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Author
F. Becerra
J. Fan
G. Baumgartner
J. Goldhar
J. Kosloski
A. Migdall
Abstract

We demonstrate the discrimination of four nonorthogonal states below the standard quantum limit (SQL) for a wide range of input powers, and achieving error probabilities four times lower than the SQL.

Year of Publication
2013
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Group
JQI