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DC Field | Value | Language |
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dc.contributor.author | Abellan Beteta, Carlos | - |
dc.contributor.author | Camboni, Alessandro | - |
dc.contributor.author | Comerma Montells, Albert | - |
dc.contributor.author | Garrido Beltrán, Lluís | - |
dc.contributor.author | Graciani Díaz, Ricardo | - |
dc.contributor.author | Graugés Pous, Eugeni | - |
dc.contributor.author | López Asamar, Elias | - |
dc.contributor.author | Picatoste Olloqui, Eduardo | - |
dc.contributor.author | Potterat, Cédric | - |
dc.contributor.author | Rives Molina, Vicente José | - |
dc.contributor.author | Ruiz, Hugo (Ruiz Pérez) | - |
dc.contributor.author | Vázquez Gómez, Ricard | - |
dc.contributor.author | Calvo Gómez, Míriam | - |
dc.contributor.author | Oyanguren Campos, Arantza de | - |
dc.contributor.author | Pérez-Calero Yzquierdo, Antonio | - |
dc.contributor.author | Ruiz Valls, Pablo | - |
dc.contributor.author | Vilasis-Cardona, Xavier | - |
dc.contributor.author | LHCb Collaboration | - |
dc.date.accessioned | 2016-06-07T10:05:57Z | - |
dc.date.available | 2016-06-07T10:05:57Z | - |
dc.date.issued | 2013-05-29 | - |
dc.identifier.issn | 1126-6708 | - |
dc.identifier.uri | http://hdl.handle.net/2445/99303 | - |
dc.description.abstract | The branching fraction of the rare decay B0→ K∗0 e +e− in the dilepton mass region from 30 to 1000 MeV/c2 has been measured by the LHCb experiment, using pp collision data, corresponding to an integrated luminosity of 1.0 fb−1, at a centre-of-mass energy of 7 TeV. The decay mode B0 → J/ψ(e+e−)K∗0 is utilized as a normalization channel. The branching fraction B(B0 → K∗0e+e−) is measured to beB(B 0→ K∗0 e+e−)30−1000 MeV/c2= (3.1+0.9 +0.2−0.8 −0.3 ± 0.2) × 10−7 , where the first error is statistical, the second is systematic, and the third comes from the uncertainties on the B0→ J/ψ K∗0 and J/ψ → e+e− branching fractions. | - |
dc.format.extent | 18 p. | - |
dc.format.mimetype | application/pdf | - |
dc.language.iso | eng | - |
dc.publisher | Springer Verlag | - |
dc.relation.isformatof | Reproducció del document publicat a: http://dx.doi.org/10.1007/JHEP05(2013)159 | - |
dc.relation.ispartof | Journal of High Energy Physics, 2013, vol. 159, num. 159 | - |
dc.relation.uri | http://dx.doi.org/10.1007/JHEP05(2013)159 | - |
dc.rights | cc-by (c) LHCb Collaboration et al., 2013 | - |
dc.rights.uri | http://creativecommons.org/licenses/by/3.0/es | - |
dc.source | Articles publicats en revistes (Física Quàntica i Astrofísica) | - |
dc.subject.classification | Hadrons | - |
dc.subject.classification | Cromodinàmica quàntica | - |
dc.subject.classification | Gran Col·lisionador d'Hadrons | - |
dc.subject.other | Hadrons | - |
dc.subject.other | Quantum chromodynamics | - |
dc.subject.other | Large Hadron Collider (France and Switzerland) | - |
dc.title | Measurement of the B 0 → K ∗0 e + e - branching fraction at low dilepton mass | - |
dc.type | info:eu-repo/semantics/article | - |
dc.type | info:eu-repo/semantics/publishedVersion | - |
dc.identifier.idgrec | 628979 | - |
dc.date.updated | 2016-06-07T10:06:02Z | - |
dc.rights.accessRights | info:eu-repo/semantics/openAccess | - |
Appears in Collections: | Articles publicats en revistes (Física Quàntica i Astrofísica) Articles publicats en revistes (Institut de Ciències del Cosmos (ICCUB)) |
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628979.pdf | 730.4 kB | Adobe PDF | View/Open |
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