Entanglement-free, Heisenberg-limited phase measurement

B. L. Higgins, H. M. Wiseman, G. J. Pryde, D. W. Berry, S. D. Bartlett

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

Abstract

We demonstrate experimental Heisenberg-limited scaling of the variance in optical phase measurements. Our algorithm replaces entangled states - often thought essential for Heisenberg scaling - with single photons, multiple phase shift passes, and adaptive measurement.

LanguageEnglish
Title of host publicationConference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies 2008 Technical Digest
Place of PublicationWashington, DC
PublisherOptical Society of America (OSA)
Pages1-2
Number of pages2
ISBN (Print)1557528594, 9781557528599
DOIs
Publication statusPublished - 2008
EventConference on and Quantum Electronics and Laser Science Conference Lasers and Electro-Optics, QELS 2008 - San Jose, CA, United States
Duration: 4 May 20089 May 2008

Other

OtherConference on and Quantum Electronics and Laser Science Conference Lasers and Electro-Optics, QELS 2008
CountryUnited States
CitySan Jose, CA
Period4/05/089/05/08

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scaling
phase shift
photons

Cite this

Higgins, B. L., Wiseman, H. M., Pryde, G. J., Berry, D. W., & Bartlett, S. D. (2008). Entanglement-free, Heisenberg-limited phase measurement. In Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies 2008 Technical Digest (pp. 1-2). [QThK4] Washington, DC: Optical Society of America (OSA). https://doi.org/10.1109/QELS.2008.4553150
Higgins, B. L. ; Wiseman, H. M. ; Pryde, G. J. ; Berry, D. W. ; Bartlett, S. D. / Entanglement-free, Heisenberg-limited phase measurement. Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies 2008 Technical Digest. Washington, DC : Optical Society of America (OSA), 2008. pp. 1-2
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Higgins, BL, Wiseman, HM, Pryde, GJ, Berry, DW & Bartlett, SD 2008, Entanglement-free, Heisenberg-limited phase measurement. in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies 2008 Technical Digest., QThK4, Optical Society of America (OSA), Washington, DC, pp. 1-2, Conference on and Quantum Electronics and Laser Science Conference Lasers and Electro-Optics, QELS 2008, San Jose, CA, United States, 4/05/08. https://doi.org/10.1109/QELS.2008.4553150

Entanglement-free, Heisenberg-limited phase measurement. / Higgins, B. L.; Wiseman, H. M.; Pryde, G. J.; Berry, D. W.; Bartlett, S. D.

Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies 2008 Technical Digest. Washington, DC : Optical Society of America (OSA), 2008. p. 1-2 QThK4.

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

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Higgins BL, Wiseman HM, Pryde GJ, Berry DW, Bartlett SD. Entanglement-free, Heisenberg-limited phase measurement. In Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies 2008 Technical Digest. Washington, DC: Optical Society of America (OSA). 2008. p. 1-2. QThK4 https://doi.org/10.1109/QELS.2008.4553150