Distributed phase sensing using two-mode squeezed states in a truncated SU(1, 1) interferometer

Seongjin Hong, Matthew A. Feldman, Claire E. Marvinney, Michael Febbraro, Alberto M. Marino, Raphael C. Pooser

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We demonstrate distributed phase sensing with a truncated SU(1, 1) interferometer through the measurement of a linear combination of two phases distributed between the two beams of a two-mode squeezed state. We theoretically analyze the sensitivity enhancement with respect to the corresponding classical strategy and experimentally demonstrate a 2 dB quantum noise reduction in the measurement of a linear combination of two phases.

Original languageEnglish
Title of host publicationCLEO
Subtitle of host publicationFundamental Science, CLEO:FS 2023
PublisherOptical Society of America
ISBN (Electronic)9781957171258
DOIs
StatePublished - 2023
EventCLEO: Fundamental Science, CLEO:FS 2023 - Part of Conference on Lasers and Electro-Optics 2023 - San Jose, United States
Duration: May 7 2023May 12 2023

Publication series

NameCLEO: Fundamental Science, CLEO:FS 2023

Conference

ConferenceCLEO: Fundamental Science, CLEO:FS 2023 - Part of Conference on Lasers and Electro-Optics 2023
Country/TerritoryUnited States
CitySan Jose
Period05/7/2305/12/23

Funding

This work was performed in part at Oak Ridge National Laboratory, operated by UT-Battelle for the U.S. Department of Energy under contract no.DE-AC05-00OR22725. Support for this work came from the U.S. DOE, Office of Science, Office of High Energy Physics and from the U.S. DOE, Office of Science National Quantum Information Science Research Centers, Quantum Science Center.

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