Search for a W´ boson decaying to a vector-like quark and a top or bottom quark in the all-jets final state

Abstract: A search for a heavy W´resonance decaying to one B or T vector-like quark and a top or bottom quark, respectively, is presented. The search uses proton-proton collision data collected in 2016 with the CMS detector at the LHC, corresponding to an integrated luminosity of 35.9 fb−1 at √ s =...

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Autores: Sirunyan, A. M., Cabrillo Bartolomé, José Iban|||0000-0002-0367-4022, Calderón Tazón, Alicia|||0000-0002-7205-2040, Chazín Quero, Bárbara, Duarte Campderros, Jorge|||0000-0003-0687-5214, Fernández García, Marcos|||0000-0002-4824-1087, Fernández Manteca, Pedro José|||0000-0003-2566-7496, García Alonso, Andrea, García Ferrero, Juan, Gómez Gramuglio, Gervasio|||0000-0002-1077-6553, López Virto, María Amparo, Marco de Lucas, Jesús|||0000-0001-7914-8494, Martínez Rivero, Celso, Martínez Ruiz del Árbol, Pablo|||0000-0002-7737-5121, Matorras Weinig, Francisco|||0000-0003-4295-5668, Piedra Gómez, Jonatan|||0000-0002-9157-1700, Prieëls, Cédric|||0000-0003-3353-559X, Rodrigo Anoro, Teresa, Ruiz Jimeno, Alberto|||0000-0002-3639-0368, Scodellaro, Luca|||0000-0002-4974-8330, Trevisani, Nicolo, Vila Álvarez, Iván |||0000-0002-6797-7209, Vilar Cortabitarte, Rocío|||0000-0003-2045-8054
Tipo de recurso: artículo
Fecha de publicación:2019
País:España
Institución:Universidad de Cantabria (UC)
Repositorio:UCrea Repositorio Abierto de la Universidad de Cantabria
Idioma:inglés
OAI Identifier:oai:repositorio.unican.es:10902/18513
Acceso en línea:http://hdl.handle.net/10902/18513
Access Level:acceso abierto
Palabra clave:Beyond Standard Model
Hadron-Hadron scattering (experiments)
vector-like quarks
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spelling Search for a W´ boson decaying to a vector-like quark and a top or bottom quark in the all-jets final stateSirunyan, A. M.Cabrillo Bartolomé, José Iban|||0000-0002-0367-4022Calderón Tazón, Alicia|||0000-0002-7205-2040Chazín Quero, BárbaraDuarte Campderros, Jorge|||0000-0003-0687-5214Fernández García, Marcos|||0000-0002-4824-1087Fernández Manteca, Pedro José|||0000-0003-2566-7496García Alonso, AndreaGarcía Ferrero, JuanGómez Gramuglio, Gervasio|||0000-0002-1077-6553López Virto, María AmparoMarco de Lucas, Jesús|||0000-0001-7914-8494Martínez Rivero, CelsoMartínez Ruiz del Árbol, Pablo|||0000-0002-7737-5121Matorras Weinig, Francisco|||0000-0003-4295-5668Piedra Gómez, Jonatan|||0000-0002-9157-1700Prieëls, Cédric|||0000-0003-3353-559XRodrigo Anoro, TeresaRuiz Jimeno, Alberto|||0000-0002-3639-0368Scodellaro, Luca|||0000-0002-4974-8330Trevisani, NicoloVila Álvarez, Iván |||0000-0002-6797-7209Vilar Cortabitarte, Rocío|||0000-0003-2045-8054Beyond Standard ModelHadron-Hadron scattering (experiments)vector-like quarksAbstract: A search for a heavy W´resonance decaying to one B or T vector-like quark and a top or bottom quark, respectively, is presented. The search uses proton-proton collision data collected in 2016 with the CMS detector at the LHC, corresponding to an integrated luminosity of 35.9 fb−1 at √ s = 13 TeV. Both decay channels result in a final state with a top quark, a Higgs boson, and a b quark, each produced with significant energy. The all-hadronic decays of both the Higgs boson and the top quark are considered. The finalstate jets, some of which correspond to merged decay products of a boosted top quark and a Higgs boson, are selected using jet substructure techniques, which help to suppress standard model backgrounds. A W´ boson signal would appear as a narrow peak in the invariant mass distribution of these jets. No significant deviation in data with respect to the standard model background predictions is observed. Cross section upper limits on W´boson production in the top quark, Higgs boson, and b quark decay mode are set as a function of the W´ mass, for several vector-like quark mass hypotheses. These are the first limits for W0 boson production in this decay channel, and cover a range of 0.01 to 0.43 pb in the W´ mass range between 1.5 and 4.0 TeV.Springer VerlagUniversidad de Cantabria20192019-03-01journal articlehttp://purl.org/coar/resource_type/c_6501NAhttp://purl.org/coar/version/c_be7fb7dd8ff6fe43info:eu-repo/semantics/articlehttp://hdl.handle.net/10902/18513J. High Energ. Phys. 2019, 127 (2019)reponame:UCrea Repositorio Abierto de la Universidad de Cantabriainstname:Universidad de Cantabria (UC)Inglésengopen accesshttp://purl.org/coar/access_right/c_abf2Attribution 4.0 Internationalhttp://creativecommons.org/licenses/by/4.0/info:eu-repo/semantics/openAccessoai:repositorio.unican.es:10902/185132026-06-02T12:39:31Z
dc.title.none.fl_str_mv Search for a W´ boson decaying to a vector-like quark and a top or bottom quark in the all-jets final state
title Search for a W´ boson decaying to a vector-like quark and a top or bottom quark in the all-jets final state
spellingShingle Search for a W´ boson decaying to a vector-like quark and a top or bottom quark in the all-jets final state
Sirunyan, A. M.
Beyond Standard Model
Hadron-Hadron scattering (experiments)
vector-like quarks
title_short Search for a W´ boson decaying to a vector-like quark and a top or bottom quark in the all-jets final state
title_full Search for a W´ boson decaying to a vector-like quark and a top or bottom quark in the all-jets final state
title_fullStr Search for a W´ boson decaying to a vector-like quark and a top or bottom quark in the all-jets final state
title_full_unstemmed Search for a W´ boson decaying to a vector-like quark and a top or bottom quark in the all-jets final state
title_sort Search for a W´ boson decaying to a vector-like quark and a top or bottom quark in the all-jets final state
dc.creator.none.fl_str_mv Sirunyan, A. M.
Cabrillo Bartolomé, José Iban|||0000-0002-0367-4022
Calderón Tazón, Alicia|||0000-0002-7205-2040
Chazín Quero, Bárbara
Duarte Campderros, Jorge|||0000-0003-0687-5214
Fernández García, Marcos|||0000-0002-4824-1087
Fernández Manteca, Pedro José|||0000-0003-2566-7496
García Alonso, Andrea
García Ferrero, Juan
Gómez Gramuglio, Gervasio|||0000-0002-1077-6553
López Virto, María Amparo
Marco de Lucas, Jesús|||0000-0001-7914-8494
Martínez Rivero, Celso
Martínez Ruiz del Árbol, Pablo|||0000-0002-7737-5121
Matorras Weinig, Francisco|||0000-0003-4295-5668
Piedra Gómez, Jonatan|||0000-0002-9157-1700
Prieëls, Cédric|||0000-0003-3353-559X
Rodrigo Anoro, Teresa
Ruiz Jimeno, Alberto|||0000-0002-3639-0368
Scodellaro, Luca|||0000-0002-4974-8330
Trevisani, Nicolo
Vila Álvarez, Iván |||0000-0002-6797-7209
Vilar Cortabitarte, Rocío|||0000-0003-2045-8054
author Sirunyan, A. M.
author_facet Sirunyan, A. M.
Cabrillo Bartolomé, José Iban|||0000-0002-0367-4022
Calderón Tazón, Alicia|||0000-0002-7205-2040
Chazín Quero, Bárbara
Duarte Campderros, Jorge|||0000-0003-0687-5214
Fernández García, Marcos|||0000-0002-4824-1087
Fernández Manteca, Pedro José|||0000-0003-2566-7496
García Alonso, Andrea
García Ferrero, Juan
Gómez Gramuglio, Gervasio|||0000-0002-1077-6553
López Virto, María Amparo
Marco de Lucas, Jesús|||0000-0001-7914-8494
Martínez Rivero, Celso
Martínez Ruiz del Árbol, Pablo|||0000-0002-7737-5121
Matorras Weinig, Francisco|||0000-0003-4295-5668
Piedra Gómez, Jonatan|||0000-0002-9157-1700
Prieëls, Cédric|||0000-0003-3353-559X
Rodrigo Anoro, Teresa
Ruiz Jimeno, Alberto|||0000-0002-3639-0368
Scodellaro, Luca|||0000-0002-4974-8330
Trevisani, Nicolo
Vila Álvarez, Iván |||0000-0002-6797-7209
Vilar Cortabitarte, Rocío|||0000-0003-2045-8054
author_role author
author2 Cabrillo Bartolomé, José Iban|||0000-0002-0367-4022
Calderón Tazón, Alicia|||0000-0002-7205-2040
Chazín Quero, Bárbara
Duarte Campderros, Jorge|||0000-0003-0687-5214
Fernández García, Marcos|||0000-0002-4824-1087
Fernández Manteca, Pedro José|||0000-0003-2566-7496
García Alonso, Andrea
García Ferrero, Juan
Gómez Gramuglio, Gervasio|||0000-0002-1077-6553
López Virto, María Amparo
Marco de Lucas, Jesús|||0000-0001-7914-8494
Martínez Rivero, Celso
Martínez Ruiz del Árbol, Pablo|||0000-0002-7737-5121
Matorras Weinig, Francisco|||0000-0003-4295-5668
Piedra Gómez, Jonatan|||0000-0002-9157-1700
Prieëls, Cédric|||0000-0003-3353-559X
Rodrigo Anoro, Teresa
Ruiz Jimeno, Alberto|||0000-0002-3639-0368
Scodellaro, Luca|||0000-0002-4974-8330
Trevisani, Nicolo
Vila Álvarez, Iván |||0000-0002-6797-7209
Vilar Cortabitarte, Rocío|||0000-0003-2045-8054
author2_role author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
dc.contributor.none.fl_str_mv Universidad de Cantabria
dc.subject.none.fl_str_mv Beyond Standard Model
Hadron-Hadron scattering (experiments)
vector-like quarks
topic Beyond Standard Model
Hadron-Hadron scattering (experiments)
vector-like quarks
description Abstract: A search for a heavy W´resonance decaying to one B or T vector-like quark and a top or bottom quark, respectively, is presented. The search uses proton-proton collision data collected in 2016 with the CMS detector at the LHC, corresponding to an integrated luminosity of 35.9 fb−1 at √ s = 13 TeV. Both decay channels result in a final state with a top quark, a Higgs boson, and a b quark, each produced with significant energy. The all-hadronic decays of both the Higgs boson and the top quark are considered. The finalstate jets, some of which correspond to merged decay products of a boosted top quark and a Higgs boson, are selected using jet substructure techniques, which help to suppress standard model backgrounds. A W´ boson signal would appear as a narrow peak in the invariant mass distribution of these jets. No significant deviation in data with respect to the standard model background predictions is observed. Cross section upper limits on W´boson production in the top quark, Higgs boson, and b quark decay mode are set as a function of the W´ mass, for several vector-like quark mass hypotheses. These are the first limits for W0 boson production in this decay channel, and cover a range of 0.01 to 0.43 pb in the W´ mass range between 1.5 and 4.0 TeV.
publishDate 2019
dc.date.none.fl_str_mv 2019
2019-03-01
dc.type.none.fl_str_mv journal article
http://purl.org/coar/resource_type/c_6501
NA
http://purl.org/coar/version/c_be7fb7dd8ff6fe43
dc.type.openaire.fl_str_mv info:eu-repo/semantics/article
format article
dc.identifier.none.fl_str_mv http://hdl.handle.net/10902/18513
url http://hdl.handle.net/10902/18513
dc.language.none.fl_str_mv Inglés
eng
language_invalid_str_mv Inglés
language eng
dc.rights.none.fl_str_mv open access
http://purl.org/coar/access_right/c_abf2
Attribution 4.0 International
http://creativecommons.org/licenses/by/4.0/
dc.rights.openaire.fl_str_mv info:eu-repo/semantics/openAccess
rights_invalid_str_mv open access
http://purl.org/coar/access_right/c_abf2
Attribution 4.0 International
http://creativecommons.org/licenses/by/4.0/
eu_rights_str_mv openAccess
dc.publisher.none.fl_str_mv Springer Verlag
publisher.none.fl_str_mv Springer Verlag
dc.source.none.fl_str_mv J. High Energ. Phys. 2019, 127 (2019)
reponame:UCrea Repositorio Abierto de la Universidad de Cantabria
instname:Universidad de Cantabria (UC)
instname_str Universidad de Cantabria (UC)
reponame_str UCrea Repositorio Abierto de la Universidad de Cantabria
collection UCrea Repositorio Abierto de la Universidad de Cantabria
repository.name.fl_str_mv
repository.mail.fl_str_mv
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score 15,300719