Measurement of the track reconstruction efficiency at LHCb
The determination of track reconstruction efficiencies at LHCb using J/ψ → µ +µ − decays is presented. Efficiencies above 95% are found for the data taking periods in 2010, 2011, and 2012. The ratio of the track reconstruction efficiency of muons in data and simulation is compatible with unity and m...
| Autores: | , , , , , , , |
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| Tipo de recurso: | artículo |
| Estado: | Versión publicada |
| Fecha de publicación: | 2015 |
| País: | España |
| Institución: | Universidad de Barcelona |
| Repositorio: | Dipòsit Digital de la UB |
| OAI Identifier: | oai:diposit.ub.edu:2445/196775 |
| Acceso en línea: | https://hdl.handle.net/2445/196775 |
| Access Level: | acceso abierto |
| Palabra clave: | Física de partícules Gran Col·lisionador d'Hadrons Detectors Particle physics Large Hadron Collider (France and Switzerland) |
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Measurement of the track reconstruction efficiency at LHCbLHCb CollaborationGarrido Beltrán, LluísGraciani Díaz, RicardoGraugés Pous, EugeniMarin Benito, CarlaPicatoste Olloqui, EduardoRives Molina, Vicente JoséRuiz, Hugo (Ruiz Pérez)Física de partículesGran Col·lisionador d'HadronsDetectorsParticle physicsLarge Hadron Collider (France and Switzerland)DetectorsThe determination of track reconstruction efficiencies at LHCb using J/ψ → µ +µ − decays is presented. Efficiencies above 95% are found for the data taking periods in 2010, 2011, and 2012. The ratio of the track reconstruction efficiency of muons in data and simulation is compatible with unity and measured with an uncertainty of 0.8% for data taking in 2010, and at a precision of 0.4% for data taking in 2011 and 2012. For hadrons an additional 1.4% uncertainty due to material interactions is assumed. This result is crucial for accurate cross section and branching fraction measurements in LHCb.Institute of Physics (IOP)2015info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://hdl.handle.net/2445/196775Articles publicats en revistes (Física Quàntica i Astrofísica)reponame:Dipòsit Digital de la UBinstname:Universidad de BarcelonaInglésReproducció del document publicat a: https://doi.org/10.1088/1748-0221/10/02/P02007Journal of Instrumentation, 2015, vol. 10, p. P02007https://doi.org/10.1088/1748-0221/10/02/P02007cc by (c) CERN, 2015http://creativecommons.org/licenses/by/3.0/es/info:eu-repo/semantics/openAccessoai:diposit.ub.edu:2445/1967752026-05-27T06:46:51Z |
| dc.title.none.fl_str_mv |
Measurement of the track reconstruction efficiency at LHCb |
| title |
Measurement of the track reconstruction efficiency at LHCb |
| spellingShingle |
Measurement of the track reconstruction efficiency at LHCb LHCb Collaboration Física de partícules Gran Col·lisionador d'Hadrons Detectors Particle physics Large Hadron Collider (France and Switzerland) Detectors |
| title_short |
Measurement of the track reconstruction efficiency at LHCb |
| title_full |
Measurement of the track reconstruction efficiency at LHCb |
| title_fullStr |
Measurement of the track reconstruction efficiency at LHCb |
| title_full_unstemmed |
Measurement of the track reconstruction efficiency at LHCb |
| title_sort |
Measurement of the track reconstruction efficiency at LHCb |
| dc.creator.none.fl_str_mv |
LHCb Collaboration Garrido Beltrán, Lluís Graciani Díaz, Ricardo Graugés Pous, Eugeni Marin Benito, Carla Picatoste Olloqui, Eduardo Rives Molina, Vicente José Ruiz, Hugo (Ruiz Pérez) |
| author |
LHCb Collaboration |
| author_facet |
LHCb Collaboration Garrido Beltrán, Lluís Graciani Díaz, Ricardo Graugés Pous, Eugeni Marin Benito, Carla Picatoste Olloqui, Eduardo Rives Molina, Vicente José Ruiz, Hugo (Ruiz Pérez) |
| author_role |
author |
| author2 |
Garrido Beltrán, Lluís Graciani Díaz, Ricardo Graugés Pous, Eugeni Marin Benito, Carla Picatoste Olloqui, Eduardo Rives Molina, Vicente José Ruiz, Hugo (Ruiz Pérez) |
| author2_role |
author author author author author author author |
| dc.subject.none.fl_str_mv |
Física de partícules Gran Col·lisionador d'Hadrons Detectors Particle physics Large Hadron Collider (France and Switzerland) Detectors |
| topic |
Física de partícules Gran Col·lisionador d'Hadrons Detectors Particle physics Large Hadron Collider (France and Switzerland) Detectors |
| description |
The determination of track reconstruction efficiencies at LHCb using J/ψ → µ +µ − decays is presented. Efficiencies above 95% are found for the data taking periods in 2010, 2011, and 2012. The ratio of the track reconstruction efficiency of muons in data and simulation is compatible with unity and measured with an uncertainty of 0.8% for data taking in 2010, and at a precision of 0.4% for data taking in 2011 and 2012. For hadrons an additional 1.4% uncertainty due to material interactions is assumed. This result is crucial for accurate cross section and branching fraction measurements in LHCb. |
| publishDate |
2015 |
| dc.date.none.fl_str_mv |
2015 |
| dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion |
| format |
article |
| status_str |
publishedVersion |
| dc.identifier.none.fl_str_mv |
https://hdl.handle.net/2445/196775 |
| url |
https://hdl.handle.net/2445/196775 |
| dc.language.none.fl_str_mv |
Inglés |
| language_invalid_str_mv |
Inglés |
| dc.relation.none.fl_str_mv |
Reproducció del document publicat a: https://doi.org/10.1088/1748-0221/10/02/P02007 Journal of Instrumentation, 2015, vol. 10, p. P02007 https://doi.org/10.1088/1748-0221/10/02/P02007 |
| dc.rights.none.fl_str_mv |
cc by (c) CERN, 2015 http://creativecommons.org/licenses/by/3.0/es/ info:eu-repo/semantics/openAccess |
| rights_invalid_str_mv |
cc by (c) CERN, 2015 http://creativecommons.org/licenses/by/3.0/es/ |
| eu_rights_str_mv |
openAccess |
| dc.format.none.fl_str_mv |
application/pdf |
| dc.publisher.none.fl_str_mv |
Institute of Physics (IOP) |
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Institute of Physics (IOP) |
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Articles publicats en revistes (Física Quàntica i Astrofísica) reponame:Dipòsit Digital de la UB instname:Universidad de Barcelona |
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Universidad de Barcelona |
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Dipòsit Digital de la UB |
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Dipòsit Digital de la UB |
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1869409898101473280 |
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15,300719 |