Please use this identifier to cite or link to this item: http://hdl.handle.net/2445/124811
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dc.contributor.authorGraugés Pous, Eugeni-
dc.contributor.authorGarra Ticó, Jordi-
dc.contributor.authorBABAR Collaboration-
dc.date.accessioned2018-09-25T17:20:09Z-
dc.date.available2018-09-25T17:20:09Z-
dc.date.issued2012-
dc.identifier.issn1550-7998-
dc.identifier.urihttp://hdl.handle.net/2445/124811-
dc.description.abstractWe report a measurement of the inclusive semileptonic branching fraction of the B_s meson using data collected with the BaBar detector in the center-of-mass (CM) energy region above the Upsilon (4S) resonance. We use the inclusive yield of phi mesons and the phi yield in association with a high-momentum lepton to perform a simultaneous measurement of the semileptonic branching fraction and the production rate of B_s mesons relative to all B mesons as a function of CM energy. The inclusive semileptonic branching fraction of the B_s meson is determined to be B(B_s to l nu X)=9.5 (+2.5/-2.0)(stat)(+1.1/-1.9)(syst)%, where l indicates the average of e and mu.-
dc.format.mimetypeapplication/pdf-
dc.language.isoeng-
dc.publisherAmerican Physical Society-
dc.relation.isformatofReproducció del document publicat a: https://doi.org/10.1103/PhysRevD.85.011101-
dc.relation.ispartofPhysical Review D, 2012, vol. 85, num. 1, p. 011101-
dc.relation.urihttps://doi.org/10.1103/PhysRevD.85.011101-
dc.rights(c) American Physical Society, 2012-
dc.sourceArticles publicats en revistes (Física Quàntica i Astrofísica)-
dc.subject.classificationMesons (Física nuclear)-
dc.subject.classificationLeptons (Física nuclear)-
dc.subject.otherMesons (Nuclear physics)-
dc.subject.otherLeptons (Nuclear physics)-
dc.titleA Measurement of the Semileptonic Branching Fraction of the B_s Meson-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.identifier.idgrec654984-
dc.date.updated2018-09-25T17:20:09Z-
dc.rights.accessRightsinfo:eu-repo/semantics/openAccess-
Appears in Collections:Articles publicats en revistes (Física Quàntica i Astrofísica)

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