Measurement of inclusive very forward jet cross sections in proton-lead collisions at √sNN = 5.02 TeV

Measurements of differential cross sections for inclusive very forward jet production in proton-lead collisions as a function of jet energy are presented. The data were collected with the CMS experiment at the LHC in the laboratory pseudorapidity range −6.6 < η < −5.2. Asymmetric beam energies...

ver descrição completa

Detalhes bibliográficos
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:10902/18271
Acesso em linha:http://hdl.handle.net/10902/18271
Access Level:acceso abierto
Palavra-chave:Forward physics
Hadron-Hadron scattering (experiments)
Heavy-ion collision
Jets
id ES_7f06d903ddf01e55db77dcc9f71200de
oai_identifier_str oai:repositorio.unican.es:10902/18271
network_acronym_str ES
network_name_str España
repository_id_str
spelling Measurement of inclusive very forward jet cross sections in proton-lead collisions at √sNN = 5.02 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|||0000-0003-2045-8054Forward physicsHadron-Hadron scattering (experiments)Heavy-ion collisionJetsMeasurements of differential cross sections for inclusive very forward jet production in proton-lead collisions as a function of jet energy are presented. The data were collected with the CMS experiment at the LHC in the laboratory pseudorapidity range −6.6 < η < −5.2. Asymmetric beam energies of 4 TeV for protons and 1.58 TeV per nucleon for Pb nuclei were used, corresponding to a center-of-mass energy per nucleon pair of √sNN = 5.02 TeV. Collisions with either the proton (p+Pb) or the ion (Pb+p) traveling towards the negative η hemisphere are studied. The jet cross sections are unfolded to stable-particle level cross sections with pT ≳ 3 GeV, and compared to predictions from various Monte Carlo event generators. In addition, the cross section ratio of p+Pb and Pb+p data is presented. The results are discussed in terms of the saturation of gluon densities at low fractional parton momenta. None of the models under consideration describes all the data over the full jet-energy range and for all beam configurations. Discrepancies between the differential cross sections in data and model predictions of more than two orders of magnitude are observedSpringer VerlagUniversidad de Cantabria20192019-05-01journal articlehttp://purl.org/coar/resource_type/c_6501NAhttp://purl.org/coar/version/c_be7fb7dd8ff6fe43info:eu-repo/semantics/articlehttp://hdl.handle.net/10902/18271reponame: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:10902/182712026-06-02T12:39:31Z
dc.title.none.fl_str_mv Measurement of inclusive very forward jet cross sections in proton-lead collisions at √sNN = 5.02 TeV
title Measurement of inclusive very forward jet cross sections in proton-lead collisions at √sNN = 5.02 TeV
spellingShingle Measurement of inclusive very forward jet cross sections in proton-lead collisions at √sNN = 5.02 TeV
Sirunyan, A. M.
Forward physics
Hadron-Hadron scattering (experiments)
Heavy-ion collision
Jets
title_short Measurement of inclusive very forward jet cross sections in proton-lead collisions at √sNN = 5.02 TeV
title_full Measurement of inclusive very forward jet cross sections in proton-lead collisions at √sNN = 5.02 TeV
title_fullStr Measurement of inclusive very forward jet cross sections in proton-lead collisions at √sNN = 5.02 TeV
title_full_unstemmed Measurement of inclusive very forward jet cross sections in proton-lead collisions at √sNN = 5.02 TeV
title_sort Measurement of inclusive very forward jet cross sections in proton-lead collisions at √sNN = 5.02 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 Forward physics
Hadron-Hadron scattering (experiments)
Heavy-ion collision
Jets
topic Forward physics
Hadron-Hadron scattering (experiments)
Heavy-ion collision
Jets
description Measurements of differential cross sections for inclusive very forward jet production in proton-lead collisions as a function of jet energy are presented. The data were collected with the CMS experiment at the LHC in the laboratory pseudorapidity range −6.6 < η < −5.2. Asymmetric beam energies of 4 TeV for protons and 1.58 TeV per nucleon for Pb nuclei were used, corresponding to a center-of-mass energy per nucleon pair of √sNN = 5.02 TeV. Collisions with either the proton (p+Pb) or the ion (Pb+p) traveling towards the negative η hemisphere are studied. The jet cross sections are unfolded to stable-particle level cross sections with pT ≳ 3 GeV, and compared to predictions from various Monte Carlo event generators. In addition, the cross section ratio of p+Pb and Pb+p data is presented. The results are discussed in terms of the saturation of gluon densities at low fractional parton momenta. None of the models under consideration describes all the data over the full jet-energy range and for all beam configurations. Discrepancies between the differential cross sections in data and model predictions of more than two orders of magnitude are observed
publishDate 2019
dc.date.none.fl_str_mv 2019
2019-05-01
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/10902/18271
url http://hdl.handle.net/10902/18271
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 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
_version_ 1869411793398398976
score 15,301603