Search for the lepton-flavour violating decays B0 → K∗0τ ±µ ∓

A first search for the lepton-flavour violating decays B0 → K∗0τ±µ∓ is presented. The analysis is performed using a sample of proton-proton collision data, collected with the LHCb detector at centre-of-mass energies of 7, 8 and 13 TeV between 2011 and 2018, corresponding to an integrated luminosity...

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Autores: Valls Canudas, Núria; Calvo Gomez, Miriam; Vilasis-Cardona, Xavier; Golobardes Ribé, Elisabet; LHCb Collaboration - CERN
Tipo de documento: Artículo
Fecha de publicación:2022
País:España
Institución:Universitat Ramon Llull (URL)
Repositorio:DAU Arxiu Digital de la Universitat Ramon Llull
OAI Identifier:oai:dnet:dau_________::1234b6db2bc6c8716672dfa1d84cc114
Acceso en línea:https://hdl.handle.net/20.500.14342/6434
https://doi.org/10.1007/JHEP06(2023)143
Nivel de acceso:Acceso abierto
Palabra clave:B Physics
Beyond Standard Model
Hadron-Hadron Scattering
Rare Decay
Accelerator Physics
Experimental Particle Physics
Experimental Nuclear Physics
Nuclear Physics
Particle Physics
Rare variants
Gran col·lisionador d'hadrons (França i Suïssa)
51
53
539
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author Valls Canudas, Núria
author2 Calvo Gomez, Miriam
Vilasis-Cardona, Xavier
Golobardes Ribé, Elisabet
LHCb Collaboration - CERN
author2_role author
author
author
author
author_browse Calvo Gomez, Miriam
Golobardes Ribé, Elisabet
LHCb Collaboration - CERN
Valls Canudas, Núria
Vilasis-Cardona, Xavier
author_facet Valls Canudas, Núria
Calvo Gomez, Miriam
Vilasis-Cardona, Xavier
Golobardes Ribé, Elisabet
LHCb Collaboration - CERN
author_role author
collection DAU Arxiu Digital de la Universitat Ramon Llull
description A first search for the lepton-flavour violating decays B0 → K∗0τ±µ∓ is presented. The analysis is performed using a sample of proton-proton collision data, collected with the LHCb detector at centre-of-mass energies of 7, 8 and 13 TeV between 2011 and 2018, corresponding to an integrated luminosity of 9 fb−1. No significant signal is observed, and upper limits on the branching fractions are determined to be B(B0 → K∗0τ+µ−) < 1.0 (1.2) × 10−5 and B(B0 → K∗0τ−µ+) < 8.2 (9.8) × 10−6 at the 90% (95%) confidence level.
eu_rights_str_mv openAccess
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institution Universitat Ramon Llull (URL)
instname_str Universitat Ramon Llull (URL)
network_acronym_str ES
network_name_str España
oai_identifier_str oai:dnet:dau_________::1234b6db2bc6c8716672dfa1d84cc114
publishDate 2022
publishDateSort 2022
publisher Springer Nature
publisherStr Springer Nature
reponame_str DAU Arxiu Digital de la Universitat Ramon Llull
spelling Search for the lepton-flavour violating decays B0 → K∗0τ ±µ ∓ Valls Canudas, Núria Calvo Gomez, Miriam Vilasis-Cardona, Xavier Golobardes Ribé, Elisabet LHCb Collaboration - CERN B Physics Beyond Standard Model Hadron-Hadron Scattering Rare Decay Accelerator Physics Experimental Particle Physics Experimental Nuclear Physics Nuclear Physics Particle Physics Rare variants Gran col·lisionador d'hadrons (França i Suïssa) 51 53 539 A first search for the lepton-flavour violating decays B0 → K∗0τ±µ∓ is presented. The analysis is performed using a sample of proton-proton collision data, collected with the LHCb detector at centre-of-mass energies of 7, 8 and 13 TeV between 2011 and 2018, corresponding to an integrated luminosity of 9 fb−1. No significant signal is observed, and upper limits on the branching fractions are determined to be B(B0 → K∗0τ+µ−) < 1.0 (1.2) × 10−5 and B(B0 → K∗0τ−µ+) < 8.2 (9.8) × 10−6 at the 90% (95%) confidence level. info:eu-repo/semantics/publishedVersion Springer Nature https://hdl.handle.net/20.500.14342/6434 https://doi.org/10.1007/JHEP06(2023)143
spellingShingle Search for the lepton-flavour violating decays B0 → K∗0τ ±µ ∓
Valls Canudas, Núria
B Physics
Beyond Standard Model
Hadron-Hadron Scattering
Rare Decay
Accelerator Physics
Experimental Particle Physics
Experimental Nuclear Physics
Nuclear Physics
Particle Physics
Rare variants
Gran col·lisionador d'hadrons (França i Suïssa)
51
53
539
title Search for the lepton-flavour violating decays B0 → K∗0τ ±µ ∓
title_full Search for the lepton-flavour violating decays B0 → K∗0τ ±µ ∓
title_fullStr Search for the lepton-flavour violating decays B0 → K∗0τ ±µ ∓
title_full_unstemmed Search for the lepton-flavour violating decays B0 → K∗0τ ±µ ∓
title_short Search for the lepton-flavour violating decays B0 → K∗0τ ±µ ∓
title_sort Search for the lepton-flavour violating decays B0 → K∗0τ ±µ ∓
topic B Physics
Beyond Standard Model
Hadron-Hadron Scattering
Rare Decay
Accelerator Physics
Experimental Particle Physics
Experimental Nuclear Physics
Nuclear Physics
Particle Physics
Rare variants
Gran col·lisionador d'hadrons (França i Suïssa)
51
53
539
topic_facet B Physics
Beyond Standard Model
Hadron-Hadron Scattering
Rare Decay
Accelerator Physics
Experimental Particle Physics
Experimental Nuclear Physics
Nuclear Physics
Particle Physics
Rare variants
Gran col·lisionador d'hadrons (França i Suïssa)
51
53
539
url https://hdl.handle.net/20.500.14342/6434
https://doi.org/10.1007/JHEP06(2023)143