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Accès ouvert déclaré 2022 article

Multiplicity dependence of charged-particle jet production in pp collisions at $$\mathbf {\sqrt{s}}=\mathbf {13~TeV}$$

11Citations signalées, ce qui n’est pas une note de qualité
148Institutions déclarées
35Pays d’affiliation déclarés

Rattachement africain : in, cz, de, se, ch, it, kr, sk, id, ru, cn, mx, pl, pk, us, no, ro, nl, fr, gr, hu, gb, pe, dk, br, at, Afrique du Sud, jp, cu, hr, az, fi, th, tr, ua. Niveau de preuve : code pays fourni par la source.

Le résumé fourni par la source

Abstract The multiplicity dependence of jet production in pp collisions at the centre-of-mass energy of $$\sqrt{s} = 13\ {\mathrm {TeV}}$$ s = 13 TeV is studied for the first time. Jets are reconstructed from charged particles using the anti- $$k_\mathrm {T}$$ k T algorithm with resolution parameters R varying from 0.2 to 0.7. The jets are measured in the pseudorapidity range $$|\eta _{\mathrm{jet}}|< 0.9-R$$ | η jet | < 0.9 - R and in the transverse momentum range $$5 5 < p T , jet ch < 140 GeV / c . The multiplicity intervals are categorised by the ALICE forward detector V0. The $$p_{\mathrm T}$$ p T differential cross section of charged-particle jets are compared to leading order (LO) and next-to-leading order (NLO) perturbative quantum chromodynamics (pQCD) calculations. It is found that the data are better described by the NLO calculation, although the NLO prediction overestimates the jet cross section below $$20\ {\mathrm {GeV}}/c$$ 20 GeV / c . The cross section ratios for different R are also measured and compared to model calculations. These measurements provide insights into the angular dependence of jet fragmentation. The jet yield increases with increasing self-normalised charged-particle multiplicity. This increase shows only a weak dependence on jet transverse momentum and resolution parameter at the highest multiplicity. While such behaviour is qualitatively described by the present version of PYTHIA, quantitative description may require implementing new mechanisms for multi-particle production in hadronic collisions.

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Le contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.

Titre Crossref
Multiplicity dependence of charged-particle jet production in pp collisions at $$\mathbf {\sqrt{s}}=\mathbf {13~TeV}$$
Date Crossref
07/06/2022
Éditeur
Springer Science and Business Media LLC
Type
journal-article

Ce recoupement confirme des métadonnées liées au DOI. Il ne confirme ni la méthode ni les conclusions de l’étude, et il ne compte pas comme une seconde source scientifique indépendante.

Les institutions déclarées

Variable Energy Cyclotron CentreHomi Bhabha National InstituteCzech Academy of Sciences, Nuclear Physics InstituteGoethe University FrankfurtLund UniversityEuropean Organization for Nuclear ResearchPolitecnico di TorinoIstituto Nazionale di Fisica Nucleare, Sezione di BolognaAligarh Muslim UniversityKorea Institute of Science & Technology InformationUniversity of Pavol Jozef ŠafárikIndonesian Institute of SciencesKurchatov InstituteGSI Helmholtz Centre for Heavy Ion ResearchIstituto Nazionale di Fisica Nucleare, Sezione di TorinoCentral China Normal UniversityUniversidad Nacional Autónoma de MéxicoAGH University of KrakowCOMSATS University IslamabadUniversity of HoustonUniversity of BergenIstituto Nazionale di Fisica Nucleare, Sezione di CagliariSt Petersburg UniversityHoria Hulubei National Institute for R and D in Physics and Nuclear EngineeringNational Institute for Subatomic PhysicsUniversity of MünsterHeidelberg UniversityIstituto Nazionale di Fisica Nucleare, Sezione di PadovaLawrence Berkeley National LaboratoryCentre National de la Recherche ScientifiqueLaboratoire de Physique Subatomique et des Technologies AssociéesIMT AtlantiqueInstitut National de Physique Nucléaire et de Physique des ParticulesNantes UniversitéUniversity of OsloYale UniversityLaboratoire de Physique des 2 Infinis Irène Joliot-CurieIstituto Nazionale di Fisica Nucleare, Sezione di CataniaGangneung–Wonju National UniversityIndian Institute of Technology IndoreUniversity of JammuCommissariat à l'Énergie Atomique et aux Énergies AlternativesUniversité Paris-SaclayCEA Paris-SaclayInstitut de Recherche sur les Lois Fondamentales de l'UniversBose InstituteTechnical University of MunichNational and Kapodistrian University of AthensHUN-REN Wigner Research Centre for PhysicsDaresbury LaboratoryUniversité Clermont AuvergneLaboratoire de Physique de Clermont AuvergneUniversity of LiverpoolJoint Institute for Nuclear ResearchIndian Institute of Technology BombayPontificia Universidad Católica del PerúUniversity of CopenhagenInstitut Pluridisciplinaire Hubert CurienUniversité de StrasbourgInstitute of Engineering PhysicsNational Research Nuclear University MEPhIPetersburg Nuclear Physics InstituteInstitute of Space Science - INFLPR SubsidiaryGauhati UniversityCzech Technical University in PragueInstitute of Nuclear Physics, Polish Academy of SciencesThe University of Texas at AustinMoscow Institute of Physics and TechnologyUniversity of PaviaOak Ridge National LaboratoryInha UniversityIstituto Nazionale di Fisica Nucleare, Sezione di PaviaHospital Universitário da Universidade de São PauloIstituto Nazionale di Fisica Nucleare, Sezione di BariIstituto Nazionale di Fisica Nucleare, Sezione di TriesteAll-Russian Scientific Research Institute of Technical PhysicsStefan Meyer Institute for Subatomic PhysicsNational Research FoundationUniversidad Autónoma de SinaloaBenemérita Universidad Autónoma de PueblaUniversitatea Națională de Știință și Tehnologie Politehnica BucureștiLyon 1 UniversitéSaha Institute of Nuclear PhysicsUniversidade Estadual de Campinas (UNICAMP)University of TsukubaUniversity of Cape TownUniversity of BirminghamLaboratoire de Physique Subatomique et de CosmologieUniversité Grenoble AlpesUniversità degli Studi del Piemonte Orientale “Amedeo Avogadro”Universidade Federal do ABCUniversity of SalernoFrankfurt Institute for Advanced StudiesWarsaw University of TechnologyUniversity of California, BerkeleyCentro de Aplicaciones Tecnológicas y Desarrollo NuclearInstitute for Nuclear ResearchPanjab UniversityTechnical University of KošiceComenius University BratislavaUniversity of ZagrebIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di FrascatiUniversity of TriesteChicago State UniversityNational Nuclear Research CenterUniversity of KansasUniversidade Federal do Rio Grande do SulUniversity of Tennessee at KnoxvilleNagasaki Institute of Applied ScienceWayne State UniversityUniversity of SplitUtrecht UniversityThe University of TokyoUniversity of BonnWestern Norway University of Applied SciencesCentro de Investigación y de Estudios Avanzados del Instituto Politécnico NacionalYonsei UniversityCreighton UniversityUniversity of JyväskyläThe Ohio State UniversitySuranaree University of TechnologySlovak Academy of SciencesInstitute of Experimental Physics of the Slovak Academy of SciencesKTO Karatay UniversityNational Institute of Science Education and ResearchUniversity of Applied Sciences WormsPusan National UniversityJeonbuk National UniversityCalifornia Polytechnic State UniversityNational Centre for Nuclear ResearchUniversity of South-Eastern NorwayChina Institute of Atomic EnergyFudan UniversityUniversity of the WitwatersrandHelsinki Institute of PhysicsChungbuk National UniversityHiroshima UniversityBudker Institute of Nuclear PhysicsUniversity of RajasthanInstitute of Physics, BhubaneshwarUniversity of TübingenNara Women's UniversityUniversity of Science and Technology of ChinaNational Academy of Sciences of UkraineBogolyubov Institute for Theoretical PhysicsUniversity of MessinaUniversity of BresciaFZU ‒ Institute of Physics of the Academy of Sciences of the Czech Republic

Une affiliation ne permet pas de déduire la nationalité d’un auteur.

Les sujets associés

Particle physics theoretical and experimental studiesHigh-Energy Particle Collisions ResearchQuantum Chromodynamics and Particle Interactions

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