Entanglement-enhanced measurement of a completely unknown phase

D. W. Berry*, G. Y. Xiang, B. L. Higgins, H. M. Wiseman, G. J. Pryde

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

Abstract

We demonstrate a method for achieving phase measurements with accuracy beyond the standard quantum limit using entangled states. A sophisticated feedback scheme means that no initial estimate of the phase is required.

Original languageEnglish
Title of host publicationLasers and Electro-Optics/Quantum Electronics and Laser Science Conference: 2010 Laser Science to Photonic Applications, CLEO/QELS 2010
Place of PublicationWashington, DC
PublisherOptical Society of America (OSA)
Pages1-2
Number of pages2
ISBN (Electronic)9781557528902
DOIs
Publication statusPublished - May 2010
EventLasers and Electro-Optics/Quantum Electronics and Laser Science Conference: 2010 Laser Science to Photonic Applications, CLEO/QELS 2010 - San Jose, CA, United States
Duration: 16 May 201021 May 2010

Other

OtherLasers and Electro-Optics/Quantum Electronics and Laser Science Conference: 2010 Laser Science to Photonic Applications, CLEO/QELS 2010
CountryUnited States
CitySan Jose, CA
Period16/05/1021/05/10

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Berry, D. W., Xiang, G. Y., Higgins, B. L., Wiseman, H. M., & Pryde, G. J. (2010). Entanglement-enhanced measurement of a completely unknown phase. In Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference: 2010 Laser Science to Photonic Applications, CLEO/QELS 2010 (pp. 1-2). [5500705] Washington, DC: Optical Society of America (OSA). https://doi.org/10.1364/QELS.2010.QThJ5