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Accès ouvert déclaré 2019 article

Measurement of the production of charm jets tagged with D0 mesons in pp collisions at $$ \sqrt{\mathrm{s}}=7 $$ TeV

27Citations signalées, ce qui n’est pas une note de qualité
151Institutions déclarées
36Pays d’affiliation déclarés

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

Le résumé fourni par la source

Abstract The production of charm jets in proton-proton collisions at a center-of-mass energy of $$ \sqrt{s}=7 $$ s = 7 TeV was measured with the ALICE detector at the CERN Large Hadron Collider. The measurement is based on a data sample corresponding to a total integrated luminosity of 6.23 nb−1, collected using a minimum-bias trigger. Charm jets are identified by the presence of a D0 meson among their constituents. The D0 mesons are reconstructed from their hadronic decay D0 →K−π+. The D0-meson tagged jets are reconstructed using tracks of charged particles (track-based jets) with the anti-k T algorithm in the jet transverse momentum range $$ 5<{p}_{{\mathrm{T}}_{,\mathrm{jet}}}^{\mathrm{ch}} $$ 5 < p T , jet ch < 30 GeV/c and pseudorapidity |η jet| < 0.5. The fraction of charged jets containing a D0-meson increases with $$ {p}_{{\mathrm{T}}_{,\mathrm{jet}}}^{\mathrm{ch}} $$ p T , jet ch from 0.042 ± 0.004 (stat) ± 0.006 (syst) to 0.080 ± 0.009 (stat) ± 0.008 (syst). The distribution of D0-meson tagged jets as a function of the jet momentum fraction carried by the D0 meson in the direction of the jet axis $$ \left({z}_{\parallel}^{\mathrm{ch}}\right) $$ z ∥ ch is reported for two ranges of jet transverse momenta, $$ 5<{p}_{{\mathrm{T}}_{,\mathrm{jet}}}^{\mathrm{ch}} $$ 5 < p T , jet ch < 15 GeV/c and $$ 15<{p}_{{\mathrm{T}}_{,\mathrm{jet}}}^{\mathrm{ch}} $$ 15 < p T , jet ch < 30 GeV/c in the intervals $$ 0.2<{z}_{\Big\Vert}^{\mathrm{ch}}<1.0 $$ 0.2 < z ‖ ch < 1.0 and $$ 0.4<{z}_{\Big\Vert}^{\mathrm{ch}}<1.0 $$ 0.4 < z ‖ ch < 1.0 , respectively. The data are compared with results from Monte Carlo event generators (PYTHIA 6, PYTHIA 8 and Herwig 7) and with a Next-to-Leading-Order perturbative Quantum Chromodynamics calculation, obtained with the POWHEG method and interfaced with PYTHIA 6 for the generation of the parton shower, fragmentation, hadronisation and underlying event.

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Le contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.

Titre Crossref
Measurement of the production of charm jets tagged with D0 mesons in pp collisions at $$ \sqrt{\mathrm{s}}=7 $$ TeV
Date Crossref
01/08/2019
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 UniversityPanjab UniversityEuropean Organization for Nuclear ResearchPolitecnico di TorinoCentro Ricerche Enrico FermiAligarh Muslim UniversityKorea Institute of Science & Technology InformationYale UniversityInstitute for Theoretical and Experimental PhysicsGSI Helmholtz Centre for Heavy Ion ResearchUniversidade Estadual de Campinas (UNICAMP)Kurchatov InstituteIstituto Nazionale di Fisica Nucleare, Sezione di TorinoCentral China Normal UniversityUniversidad Nacional Autónoma de MéxicoCOMSATS University IslamabadNational Academy of Sciences of UkraineBogolyubov Institute for Theoretical PhysicsUniversity of BergenSt Petersburg UniversityHoria Hulubei National Institute for R and D in Physics and Nuclear EngineeringUniversity of BirminghamUniversity of MünsterHeidelberg UniversityCreighton UniversityRuđer Bošković InstituteIstituto Nazionale di Fisica Nucleare, Sezione di PadovaIstituto Nazionale di Fisica Nucleare, Sezione di BolognaUniversity of HoustonLawrence 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 OsloUniversité Paris-SaclayInstitut de PhysiqueIstituto Nazionale di Fisica Nucleare, Sezione di CataniaGangneung–Wonju National UniversityUniversity of JammuCommissariat à l'Énergie Atomique et aux Énergies AlternativesCEA Paris-SaclayInstitut de Recherche sur les Lois Fondamentales de l'UniversUniversity of BonnNational Institute of Science Education and ResearchHUN-REN Wigner Research Centre for PhysicsHungarian Academy of SciencesDaresbury LaboratoryUniversité Clermont AuvergneWayne State UniversityJoint Institute for Nuclear ResearchIndian Institute of Technology BombayPontificia Universidad Católica del PerúUniversity of CopenhagenUtrecht UniversityNational Institute for Subatomic PhysicsInha UniversityInstitut Pluridisciplinaire Hubert CurienUniversité de StrasbourgInstitute of Engineering PhysicsNational Research Nuclear University MEPhIPetersburg Nuclear Physics InstituteUniversity of Tennessee SystemUniversity of Tennessee at KnoxvilleInstitute of Space Science - INFLPR SubsidiaryGauhati UniversityCzech Technical University in PragueExcellence Cluster UniverseTechnical University of MunichBose InstituteThe University of Texas at AustinUniversity of PaviaUniversity of Pavol Jozef ŠafárikUniversity of BresciaUniversity of LiverpoolHospital Universitário da Universidade de São PauloHelsinki Institute of PhysicsIstituto Nazionale di Fisica Nucleare, Sezione di BariPolytechnic University of BariAll-Russian Scientific Research Institute of Technical PhysicsStefan Meyer Institute for Subatomic PhysicsNational Research FoundationThe Ohio State UniversityBenemérita Universidad Autónoma de PueblaIstituto Nazionale di Fisica Nucleare, Sezione di TriesteIstituto Nazionale di Fisica Nucleare, Sezione di CagliariUniversity of JyväskyläSaha Institute of Nuclear PhysicsLyon 1 UniversitéUniversity of TsukubaUniversity of Cape TownLaboratoire de Physique Subatomique et de CosmologieUniversité Grenoble AlpesUniversity of TriesteOak Ridge National LaboratoryUniversità degli Studi del Piemonte Orientale “Amedeo Avogadro”Universidade Federal do ABCWarsaw University of TechnologyInstitute of Physics, BhubaneshwarUniversity of SalernoFrankfurt Institute for Advanced StudiesIndian Institute of Technology IndoreNational Centre for Nuclear ResearchCentro de Aplicaciones Tecnológicas y Desarrollo NuclearInstitute for Nuclear ResearchUniversity of ZagrebPusan National UniversityIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di FrascatiInstitute of Nuclear Physics, Polish Academy of SciencesUniversidad Autónoma de SinaloaNational and Kapodistrian University of AthensChicago State UniversityNational Nuclear Research CenterUniversidade Federal do Rio Grande do SulUniversity of SplitThe University of TokyoNagasaki Institute of Applied ScienceWestern Norway University of Applied SciencesCentro de Investigación y de Estudios Avanzados del Instituto Politécnico NacionalSejong UniversityTechnical University of KošiceSlovak Academy of SciencesInstitute of Experimental Physics of the Slovak Academy of SciencesYonsei UniversityKTO Karatay UniversityUniversity of Applied Sciences WormsJeonbuk National UniversityCalifornia Polytechnic State UniversitySuranaree University of TechnologyUniversity of South-Eastern NorwayUniversity of California, BerkeleyChina Institute of Atomic EnergyFZU ‒ Institute of Physics of the Academy of Sciences of the Czech RepublicIstituto Nazionale di Fisica Nucleare, Sezione di Roma IComenius University BratislavaA. Alikhanyan National LaboratoryBudker Institute of Nuclear PhysicsUniversity of RajasthanUniversity of TübingenHiroshima UniversityNara Women's UniversityShanghai Institute of Applied PhysicsIndonesian Institute of SciencesCentre de Calcul de l’Institut National de Physique Nucléaire et de Physique des ParticulesUniversity of the WitwatersrandUniversity of Science and Technology of China

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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