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dc.contributor.authorCavalcanti, EG
dc.contributor.authorFoster, CJ
dc.contributor.authorReid, MD
dc.contributor.authorDrummond, PD
dc.date.accessioned2017-05-03T15:27:46Z
dc.date.available2017-05-03T15:27:46Z
dc.date.issued2007
dc.date.modified2009-11-25T08:00:01Z
dc.identifier.issn0031-9007
dc.identifier.doi10.1103/PhysRevLett.99.210405
dc.identifier.urihttp://hdl.handle.net/10072/26818
dc.description.abstractWe derive a new class of correlation Bell-type inequalities. The inequalities are valid for any number of outcomes of two observables per each of n parties, including continuous and unbounded observables. We show that there are no first-moment correlation Bell inequalities for that scenario, but such inequalities can be found if one considers at least second moments. The derivation stems from a simple variance inequality by setting local commutators to zero. We show that above a constant detector efficiency threshold, the continuous-variable Bell violation can survive even in the macroscopic limit of large n. This method can be used to derive other well-known Bell inequalities, shedding new light on the importance of noncommutativity for violations of local realism.
dc.description.peerreviewedYes
dc.description.publicationstatusYes
dc.format.extent133211 bytes
dc.format.mimetypeapplication/pdf
dc.languageEnglish
dc.language.isoeng
dc.publisherAmerican Physical Society
dc.publisher.placeRidge, NY
dc.publisher.urihttp://prl.aps.org/
dc.relation.ispartofstudentpublicationN
dc.relation.ispartofpagefrom210405-1
dc.relation.ispartofpageto210405-4
dc.relation.ispartofissue21
dc.relation.ispartofjournalPhysical Review Letters
dc.relation.ispartofvolume99
dc.rights.retentionY
dc.subject.fieldofresearchPhysical sciences
dc.subject.fieldofresearchQuantum information, computation and communication
dc.subject.fieldofresearchQuantum optics and quantum optomechanics
dc.subject.fieldofresearchFoundations of quantum mechanics
dc.subject.fieldofresearchcode51
dc.subject.fieldofresearchcode510803
dc.subject.fieldofresearchcode510804
dc.subject.fieldofresearchcode510802
dc.titleBell Inequalities for Continuous-Variable Correlations
dc.typeJournal article
dc.type.descriptionC1 - Articles
dc.type.codeC - Journal Articles
gro.rights.copyright© 2007 American Physical Society. This is the author-manuscript version of this paper. Reproduced in accordance with the copyright policy of the publisher. Please refer to the journal's website for access to the definitive, published version.
gro.date.issued2007
gro.hasfulltextFull Text
gro.griffith.authorCavalcanti, Eric G.


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