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Rapidity and transverse momentum dependence of inclusive J/ψ production in pp collisions at s=7 TeV

165Citations signalées, ce qui n’est pas une note de qualité
120Institutions déclarées
31Pays d’affiliation déclarés

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

Le résumé fourni par la source

The ALICE experiment at the LHC has studied inclusive J / ψ production at central and forward rapidities in pp collisions at s = 7 TeV . In this Letter, we report on the first results obtained detecting the J / ψ through the dilepton decay into e + e − and μ + μ − pairs in the rapidity ranges | y | < 0.9 and 2.5 < y < 4 , respectively, and with acceptance down to zero p T . In the dielectron channel the analysis was carried out on a data sample corresponding to an integrated luminosity L int = 5.6 nb − 1 and the number of signal events is N J / ψ = 352 ± 32 ( stat. ) ± 28 ( syst. ) ; the corresponding figures in the dimuon channel are L int = 15.6 nb − 1 and N J / ψ = 1924 ± 77 ( stat. ) ± 144 ( syst. ) . The measured production cross sections are σ J / ψ ( | y | < 0.9 ) = 10.7 ± 1.0 ( stat. ) ± 1.6 ( syst. ) − 2.3 + 1.6 ( syst.pol. ) μb and σ J / ψ ( 2.5 < y < 4 ) = 6.31 ± 0.25 ( stat. ) ± 0.76 ( syst. ) − 1.96 + 0.95 ( syst.pol. ) μb . The differential cross sections, in transverse momentum and rapidity, of the J / ψ were also measured.

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Le contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé, mais le titre doit être comparé manuellement.

Titre Crossref
Rapidity and transverse momentum dependence of inclusive <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.gif" overflow="scroll"><mml:mi mathvariant="normal">J</mml:mi><mml:mo stretchy="false">/</mml:mo><mml:mi>ψ</mml:mi></mml:math> production in pp collisions at <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si2.gif" overflow="scroll"><mml:msqrt><mml:mi>s</mml:mi></mml:msqrt><mml:mo>=</mml:mo><mml:mn>7</mml:mn><mml:mtext> TeV</mml:mtext></mml:math>
Date Crossref
01/10/2011
Éditeur
Elsevier BV
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

University of BergenCentro de Aplicaciones Tecnológicas y Desarrollo NuclearCzech Academy of Sciences, Nuclear Physics InstituteYale UniversityPanjab UniversityEuropean Organization for Nuclear ResearchInstitute for Particle and Nuclear PhysicsHungarian Academy of SciencesIstituto Nazionale di Fisica Nucleare, Sezione di BolognaUniversidad Nacional Autónoma de MéxicoVariable Energy Cyclotron CentreAligarh Muslim UniversityGangneung–Wonju National UniversityInstitute for Theoretical and Experimental PhysicsKurchatov InstituteIstituto Nazionale di Fisica Nucleare, Sezione di TorinoCentro Ricerche Enrico FermiBogolyubov Institute for Theoretical PhysicsHøgskolen i BergenGoethe University FrankfurtFrankfurt Institute for Advanced StudiesIstituto Nazionale di Fisica Nucleare, Sezione di BariGSI Helmholtz Centre for Heavy Ion ResearchThe Ohio State UniversityRuđer Bošković InstituteIstituto Nazionale di Fisica Nucleare, Sezione di PadovaCentre National de la Recherche ScientifiqueLaboratoire de Physique Subatomique et des Technologies AssociéesInstitut National de Physique Nucléaire et de Physique des ParticulesNantes UniversitéUniversité Joseph FourierLaboratoire de Physique Subatomique et de CosmologieUniversidade de Santiago de CompostelaOak Ridge National LaboratoryHelsinki Institute of PhysicsUniversity of JyväskyläIstituto Nazionale di Fisica Nucleare, Sezione di CataniaCommissariat à l'Énergie Atomique et aux Énergies AlternativesInstitut de Recherche sur les Lois Fondamentales de l'UniversUniversité Clermont AuvergneLaboratoire de Physique de Clermont AuvergneClermont UniversitéSlovak Academy of SciencesInstitute of Experimental Physics of the Slovak Academy of SciencesUniversity of BirminghamInstitute of Nuclear Physics, Polish Academy of SciencesUniversity of MünsterJoint Institute for Nuclear ResearchUniversity of CopenhagenInstitut Pluridisciplinaire Hubert CurienUniversité de StrasbourgUniversity of HoustonPetersburg Nuclear Physics InstituteUniversity of JammuIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di FrascatiCzech Technical University in PragueNational Institute for Subatomic PhysicsCentro de Investigaciones Energéticas, Medioambientales y TecnológicasInstitute of Engineering PhysicsNational Research Nuclear University MEPhIInstitute for High Energy PhysicsUniversity of Pavol Jozef ŠafárikWayne State UniversitySaha Institute of Nuclear PhysicsHeidelberg UniversityUniversité Paris-SudInstitut de PhysiqueUniversity of OsloComenius University BratislavaAll-Russian Scientific Research Institute of Technical PhysicsUniversity of Cape TowniThemba LaboratoryCentral China Normal UniversityPontificia Universidad Católica del PerúIstituto Nazionale di Fisica Nucleare, Sezione di TriesteCentro de Investigación y de Estudios Avanzados del Instituto Politécnico NacionalCreighton UniversityLyon 1 UniversitéUniversidade Estadual de Campinas (UNICAMP)Utrecht UniversityLund UniversityUniversity of TsukubaIstituto Nazionale di Fisica Nucleare, Sezione di CagliariBenemérita Universidad Autónoma de PueblaUniversità degli Studi del Piemonte Orientale “Amedeo Avogadro”Institute of Space Science - INFLPR SubsidiaryInstitute of Physics, BhubaneshwarHospital Universitário da Universidade de São PauloUniversity of SalernoNational Centre for Nuclear ResearchInstitute for Nuclear ResearchNational and Kapodistrian University of AthensWarsaw University of TechnologyChicago State UniversityUniversidad Autónoma de SinaloaUniversity of SplitA. Alikhanyan National LaboratoryThe University of TokyoSejong UniversityLawrence Berkeley National LaboratoryIndian Institute of Technology BombayTechnische Universität DarmstadtYonsei UniversityUniversity of Applied Sciences WormsCalifornia Polytechnic State UniversityChina Institute of Atomic EnergyCzech Academy of SciencesFZU ‒ Institute of Physics of the Academy of Sciences of the Czech RepublicThe University of Texas at AustinUniversity of Tennessee at KnoxvilleIstituto Nazionale di Fisica Nucleare, Sezione di Roma ISapienza University of RomeHiroshima UniversityBudker Institute of Nuclear PhysicsUniversity of RajasthanIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di LegnaroPurdue University West LafayetteLawrence Livermore National LaboratoryPusan National UniversityCentre de Calcul de l’Institut National de Physique Nucléaire et de Physique des Particules

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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