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Accès ouvert déclaré 2026 article

Multiplicity dependence of prompt and non-prompt J/ψ production at midrapidity in pp collisions at $$\sqrt{s}=13$$ TeV

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141Institutions déclarées
33Pays d’affiliation déclarés

Résumé fourni par la source

A bstract The yields of prompt and non-prompt J/ ψ and the fraction of non-prompt J/ ψ are measured at midrapidity (| y | < 0.9) via the dielectron decay channel as a function of the midrapidity charged-particle multiplicity (| η | < 0.9) in pp collisions at $$\sqrt{s}=13$$ TeV. The J/ ψ yields and the multiplicity are normalized by their average value in inelastic collisions. The multiplicity-dependent yield ratio between prompt J/ ψ and D 0 is reported. The multiplicity is further divided into three azimuthal regions with respect to the J/ ψ momentum: toward the J/ ψ emission direction, transverse, or opposite to it. A stronger-than-linear increase of the self-normalized yields is observed for both prompt and non-prompt J/ ψ production, with similar trends. This behaviour is also observed in the toward region, while a weaker increase is observed in the transverse and away regions.

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Contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.

Titre Crossref
Multiplicity dependence of prompt and non-prompt J/ψ production at midrapidity in pp collisions at $$\sqrt{s}=13$$ TeV
Date Crossref
03/07/2026
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 ne compte pas comme une seconde source scientifique indépendante.

Institutions déclarées

Wayne State UniversityUniversity of HoustonIstituto Nazionale di Fisica Nucleare, Sezione di BariIstituto Nazionale di Fisica Nucleare, Sezione di TriesteEuropean Organization for Nuclear ResearchVariable Energy Cyclotron CentreHomi Bhabha National InstituteAligarh Muslim UniversityUniversity of Pavol Jozef ŠafárikSouth Great Plain Regional Innovation AgencyNational Research and Innovation AgencyGoethe University FrankfurtGSI Helmholtz Centre for Heavy Ion ResearchIstituto Nazionale di Fisica Nucleare, Sezione di TorinoSuranaree University of TechnologyUniversidad Nacional Autónoma de MéxicoUniversity of BergenTechnical University of MunichHoria Hulubei National Institute for R and D in Physics and Nuclear EngineeringFZU ‒ Institute of Physics of the Academy of Sciences of the Czech RepublicUniversity of DerbyUniversity of MünsterHeidelberg UniversityIstituto Nazionale di Fisica Nucleare, Sezione di PadovaIstituto Nazionale di Fisica Nucleare, Sezione di BolognaLawrence Berkeley National LaboratoryUniversity of OsloYale UniversityThe University of TokyoIstituto Nazionale di Fisica Nucleare, Sezione di CataniaSungkyunkwan UniversityUniversity of Science and Technology of ChinaLyon 1 UniversitéCentre National de la Recherche ScientifiqueInstitut de PhysiqueInstitut National de Physique Nucléaire et de Physique des ParticulesUniversity of JammuCommissariat à l'Énergie Atomique et aux Énergies AlternativesUniversité Paris-SaclayCEA Paris-SaclayInstitut de Recherche sur les Lois Fondamentales de l'UniversJagiellonian UniversityAGH University of KrakowUniversity of KansasGauhati UniversityHUN-REN Wigner Research Centre for PhysicsLaboratoire de Physique Subatomique et des Technologies AssociéesIMT AtlantiqueNantes UniversitéUniversité Clermont AuvergneLaboratoire de Physique de Clermont AuvergneHospital Universitário da Universidade de São PauloCzech Technical University in PragueFondazione Bruno KesslerIndian Institute of Technology BombayPontificia Universidad Católica del PerúUniversity of CopenhagenNational Institute of Science Education and ResearchIndian Institute of Technology IndoreInstitut Pluridisciplinaire Hubert CurienUniversité de StrasbourgUniversidad Autónoma de SinaloaBenemérita Universidad Autónoma de PueblaMarietta CollegePanjab UniversityCzech Academy of Sciences, Nuclear Physics InstituteBose InstituteOak Ridge National LaboratoryIstituto Nazionale di Fisica Nucleare, Sezione di PaviaUniversity of BresciaSejong UniversityInstitute of Space Science - INFLPR SubsidiaryPolytechnic University of BariDaresbury LaboratoryUniversity of the WitwatersrandNational Research FoundationUniversitatea Națională de Știință și Tehnologie Politehnica BucureștiUniversity of BirminghamWarsaw University of TechnologyUniversity of LiverpoolFudan UniversityCentral China Normal UniversityMax Planck Institute for PhysicsInha UniversityNational Institute for Subatomic PhysicsLund UniversityUniversity of TsukubaIstituto Nazionale di Fisica Nucleare, Sezione di CagliariLaboratoire de Physique Subatomique et de CosmologieLaboratoire de Physique des 2 Infinis Irène Joliot-CurieUniversità degli Studi del Piemonte Orientale “Amedeo Avogadro”Universidade Federal do ABCUniversity of PaviaPusan National UniversityUniversidade de São PauloUniversity of California SystemUniversity of FoggiaUniversity of BonnComenius University BratislavaHiroshima UniversityIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di FrascatiPolitecnico di TorinoThe University of Texas at AustinSaga UniversityChicago State UniversityUniversidade Federal do Rio Grande do SulUniversity of Tennessee at KnoxvilleUniversity of SplitUtrecht UniversityA. Alikhanyan National LaboratoryChina Institute of Atomic EnergyNara Women's UniversityNagasaki Institute of Applied ScienceYonsei UniversityUniversity of South-Eastern NorwayUniversity of JyväskyläCentro de Investigación y de Estudios Avanzados del Instituto Politécnico NacionalChina University of GeosciencesThe Ohio State UniversityUniversity of ZagrebTechnical University of KošiceUniversidade Estadual de Campinas (UNICAMP)Slovak Academy of SciencesChungbuk National UniversityYıldız Technical UniversityJeonbuk National UniversityCalifornia Polytechnic State UniversityPolish Academy of SciencesNational Centre for Nuclear ResearchCentro de Aplicaciones Tecnológicas y Desarrollo NuclearUniversity of MessinaHelsinki Institute of PhysicsUniversity College DublinUniversity of Cape TownUniversity of Silesia in KatowiceCreighton UniversityUniversity of WrocławNational Nuclear Research CenterKorea Institute of Science & Technology InformationUniversity of TübingenNational Academy of Sciences of Ukraine

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High-Energy Particle Collisions ResearchParticle physics theoretical and experimental studiesQuantum Chromodynamics and Particle Interactions

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