Search for dark matter in events with a leptoquark and missing transverse momentum in proton-proton collisions at 13 TeV

ABSTRACT: A search is presented for dark matter in proton-proton collisions at a center-of-mass energy of √s=13 TeV using events with at least one high transverse momentum (pT) muon, at least one high-pT jet, and large missing transverse momentum. The data were collected with the CMS detector at the...

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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
Formato: artículo
Fecha de publicación:2019
País:España
Recursos:Universidad de Cantabria (UC)
Repositorio:UCrea Repositorio Abierto de la Universidad de Cantabria
Idioma:inglés
OAI Identifier:oai:repositorio.unican.es:10902/18487
Acesso em linha:http://hdl.handle.net/10902/18487
Access Level:acceso abierto
Palavra-chave:CMS
Physics
Dark matter
Leptoquarks
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oai_identifier_str oai:repositorio.unican.es:10902/18487
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network_name_str España
repository_id_str
spelling Search for dark matter in events with a leptoquark and missing transverse momentum in proton-proton collisions at 13 TeVSirunyan, 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|||0000-0003-2045-8054CMSPhysicsDark matterLeptoquarksABSTRACT: A search is presented for dark matter in proton-proton collisions at a center-of-mass energy of √s=13 TeV using events with at least one high transverse momentum (pT) muon, at least one high-pT jet, and large missing transverse momentum. The data were collected with the CMS detector at the CERN LHC in 2016 and 2017, and correspond to an integrated luminosity of 77.4 fb-1. In the examined scenario, a pair of scalar leptoquarks is assumed to be produced. One leptoquark decays to a muon and a jet while the other decays to dark matter and low-pT standard model particles. The signature for signal events would be significant missing transverse momentum from the dark matter in conjunction with a peak at the leptoquark mass in the invariant mass distribution of the highest pT muon and jet. The data are observed to be consistent with the background predicted by the standard model. For the first benchmark scenario considered, dark matter masses up to 500 GeV are excluded for leptoquark masses mLQ≈1400 GeV, and up to 300 GeV for mLQ≈1500 GeV. For the second benchmark scenario, dark matter masses up to 600 GeV are excluded for mLQ≈1400 GeV.ElsevierUniversidad de Cantabria20192019-08-01journal articlehttp://purl.org/coar/resource_type/c_6501NAhttp://purl.org/coar/version/c_be7fb7dd8ff6fe43info:eu-repo/semantics/articlehttp://hdl.handle.net/10902/18487Physics Letters B 795 (2019) 76-99reponame: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:10902/184872026-06-02T12:39:31Z
dc.title.none.fl_str_mv Search for dark matter in events with a leptoquark and missing transverse momentum in proton-proton collisions at 13 TeV
title Search for dark matter in events with a leptoquark and missing transverse momentum in proton-proton collisions at 13 TeV
spellingShingle Search for dark matter in events with a leptoquark and missing transverse momentum in proton-proton collisions at 13 TeV
Sirunyan, A. M.
CMS
Physics
Dark matter
Leptoquarks
title_short Search for dark matter in events with a leptoquark and missing transverse momentum in proton-proton collisions at 13 TeV
title_full Search for dark matter in events with a leptoquark and missing transverse momentum in proton-proton collisions at 13 TeV
title_fullStr Search for dark matter in events with a leptoquark and missing transverse momentum in proton-proton collisions at 13 TeV
title_full_unstemmed Search for dark matter in events with a leptoquark and missing transverse momentum in proton-proton collisions at 13 TeV
title_sort Search for dark matter in events with a leptoquark and missing transverse momentum in proton-proton collisions at 13 TeV
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 CMS
Physics
Dark matter
Leptoquarks
topic CMS
Physics
Dark matter
Leptoquarks
description ABSTRACT: A search is presented for dark matter in proton-proton collisions at a center-of-mass energy of √s=13 TeV using events with at least one high transverse momentum (pT) muon, at least one high-pT jet, and large missing transverse momentum. The data were collected with the CMS detector at the CERN LHC in 2016 and 2017, and correspond to an integrated luminosity of 77.4 fb-1. In the examined scenario, a pair of scalar leptoquarks is assumed to be produced. One leptoquark decays to a muon and a jet while the other decays to dark matter and low-pT standard model particles. The signature for signal events would be significant missing transverse momentum from the dark matter in conjunction with a peak at the leptoquark mass in the invariant mass distribution of the highest pT muon and jet. The data are observed to be consistent with the background predicted by the standard model. For the first benchmark scenario considered, dark matter masses up to 500 GeV are excluded for leptoquark masses mLQ≈1400 GeV, and up to 300 GeV for mLQ≈1500 GeV. For the second benchmark scenario, dark matter masses up to 600 GeV are excluded for mLQ≈1400 GeV.
publishDate 2019
dc.date.none.fl_str_mv 2019
2019-08-01
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/10902/18487
url http://hdl.handle.net/10902/18487
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 Elsevier
publisher.none.fl_str_mv Elsevier
dc.source.none.fl_str_mv Physics Letters B 795 (2019) 76-99
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 15,198674