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Measurement of D 0 Meson Photoproduction in Ultraperipheral Heavy Ion Collisions

2Citations signalées — pas une note de qualité
205Institutions déclarées
49Pays d’affiliation déclarés

Résumé fourni par la source

This Letter reports the first measurement of photonuclear D^{0} meson production in ultraperipheral heavy ion collisions. The study is performed using lead-lead collision data, with an integrated luminosity of 1.34 nb^{-1}, collected by the CMS experiment at a nucleon-nucleon center-of-mass energy of 5.36 TeV. Photonuclear events, where one of the colliding nuclei breaks up and the other remains intact, are selected based on breakup neutron emissions and by requiring no particle activity in a large rapidity interval in the direction of the photon-emitting nucleus. The D^{0} mesons are reconstructed via the D^{0}→K^{-}π^{+} decay channel, with the cross section measured as a function of D^{0} meson transverse momentum and rapidity. The results are compared with next-to-leading-order perturbative QCD calculations that employ recent parametrizations of the lead nuclear parton distribution functions, as well as with predictions based on the color glass condensate framework. This measurement is the first photonuclear collision study characterizing parton distribution functions of lead nuclei for parton fractional momenta x (relative to the nucleon) ranging approximately from a few 10^{-4} to 10^{-2} for different hard energy scale Q^{2} selections.

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Contrôle bibliographique ouvert

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

Titre Crossref
Measurement of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:msup> <mml:mi>D</mml:mi> <mml:mn>0</mml:mn> </mml:msup> </mml:math> Meson Photoproduction in Ultraperipheral Heavy Ion Collisions
Date Crossref
26/03/2026
Éditeur
American Physical Society (APS)
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

A. Alikhanyan National LaboratoryInstitute of High Energy PhysicsUniversity of California, Santa BarbaraUniversity of AntwerpVrije Universiteit BrusselUniversité Libre de BruxellesUniversity of Notre DameGhent University HospitalUCLouvainTata Institute of Fundamental ResearchCentro Brasileiro de Pesquisas FísicasUniversidade do Estado do Rio de JaneiroUniversidade Estadual Paulista (Unesp)Bulgarian Academy of SciencesSofia University "St. Kliment Ohridski"University of TarapacáBeihang UniversityTsinghua UniversityPeking UniversityIndian Institute of Science Education and Research KolkataIndian Institute of Science Education and Research MohaliUniversity of Puerto Rico SystemIndian Institute of Science Education and Research, BhopalIndian Institute of Science Education and Research BerhampurIndian Institute of Science Education and Research, TirupatiFermi National Accelerator LaboratoryUniversity of FloridaEuropean Organization for Nuclear ResearchDeutsches Elektronen-Synchrotron DESYSouth China Normal UniversityKyung Hee UniversityUniversity of Science and Technology of ChinaNanjing Normal UniversityFlorida State UniversityNational Taiwan UniversityFudan UniversityInstitute of Modern PhysicsZhejiang UniversityUniversidad de AntioquiaUniversity of SplitRuđer Bošković InstituteUniversity of CyprusCharles UniversityNational Polytechnic SchoolUniversidad San Francisco de QuitoFayoum UniversityNational Institute of Chemical Physics and BiophysicsUniversity of HelsinkiHelsinki Institute of PhysicsLappeenranta-Lahti University of TechnologyCommissariat à l'Énergie Atomique et aux Énergies AlternativesUniversité Paris-SaclayCEA Paris-SaclayInstitut de Recherche sur les Lois Fondamentales de l'UniversLaboratoire Leprince-RinguetUniversité de Haute-AlsaceInstitut Pluridisciplinaire Hubert CurienUniversité de StrasbourgCentre de Calcul de l’Institut National de Physique Nucléaire et de Physique des ParticulesInstitute of Nuclear Physics of LyonInstitut de Physique des 2 Infinis de LyonGeorgian Technical UniversityRWTH Aachen UniversityPurdue University West LafayetteKyungpook National UniversityUniversität HamburgNational Central UniversityVanderbilt UniversityMassachusetts Institute of TechnologyInstitute of Nuclear and Particle PhysicsNational and Kapodistrian University of AthensNational Technical University of AthensUniversity of IoanninaHUN-REN Wigner Research Centre for PhysicsEötvös Loránd UniversityUniversity of DebrecenHUN-REN Institute for Nuclear ResearchPanjab UniversityUniversity of DelhiUniversity of California SystemSaha Institute of Nuclear PhysicsCalifornia Institute of TechnologyWayne State UniversityUniversity of Wisconsin–MadisonNational Institute of Science Education and ResearchIsfahan University of TechnologyInstitute for Research in Fundamental SciencesUniversity College DublinIstituto Nazionale di Fisica Nucleare, Sezione di BariUniversity of Bari Aldo MoroPolytechnic University of BariIstituto Nazionale di Fisica Nucleare, Sezione di BolognaUniversity of BolognaUniversity of PerugiaIstituto Nazionale di Fisica Nucleare, Sezione di PerugiaUniversity of CataniaIstituto Nazionale di Fisica Nucleare, Sezione di CataniaIstituto Nazionale di Fisica Nucleare, Sezione di FirenzeUniversity of FlorenceIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di FrascatiIstituto Nazionale di Fisica Nucleare, Sezione di GenovaUniversity of GenoaIstituto Nazionale di Fisica Nucleare, Sezione di Milano BicoccaUniversity of Milano-BicoccaIstituto Nazionale di Fisica Nucleare, Sezione di NapoliUniversity of Naples Federico IIUniversity of BasilicataScuola Superiore MeridionaleIstituto Nazionale di Fisica Nucleare, Sezione di PadovaUniversity of PaduaIstituto Nazionale di Fisica Nucleare, Sezione di PaviaUniversity of PaviaUniversity of PisaIstituto Nazionale di Fisica Nucleare, Sezione di PisaScuola Normale SuperioreUniversity of SienaIstituto Nazionale di Fisica Nucleare, Sezione di Roma ISapienza University of RomeIstituto Nazionale di Fisica Nucleare, Sezione di TorinoUniversity of TurinUniversità degli Studi del Piemonte Orientale “Amedeo Avogadro”University of TriesteIstituto Nazionale di Fisica Nucleare, Sezione di TriesteSeoul National UniversityUniversity of SeoulUniversity of Illinois ChicagoTexas Tech UniversitySejong UniversitySungkyunkwan UniversityChonnam National University HospitalMitchell InstituteTexas A&M UniversityHanyang UniversityYonsei UniversityAmerican University of the Middle EastKuwait UniversityRiga Technical UniversityUniversity of LatviaVilnius UniversityUniversity of MalayaUniversidad de SonoraInstituto de Estudios AvanzadosInstituto Politécnico NacionalIbero American UniversityBenemérita Universidad Autónoma de PueblaUniversity of MontenegroUniversity of CanterburyQuaid-i-Azam UniversityJagiellonian UniversityAGH University of KrakowNational Centre for Nuclear ResearchUniversity of WarsawWarsaw University of TechnologyLIP - Laboratory of Instrumentation and Experimental Particle PhysicsUniversity of BelgradeCentro de Investigaciones Energéticas, Medioambientales y TecnológicasUniversity of AlabamaUniversidad Autónoma de MadridUniversidad de OviedoUniversidad de CantabriaUniversity of ColomboUniversity of RuhunaETH ZurichInstitute of Particle PhysicsUniversity of ZurichLaboratoire d’Annecy de Physique des ParticulesChulalongkorn UniversityTunis El Manar UniversityCukurova UniversityMiddle East Technical UniversityBoğaziçi UniversityIstanbul Technical UniversityIstanbul UniversityYıldız Technical UniversityInstitute for Scintillation MaterialsKharkiv Institute of Physics and TechnologyUniversity of BristolRutherford Appleton LaboratoryImperial Valley CollegeBrunel University of LondonBaylor UniversityCatholic University of AmericaBrown UniversityCarnegie Mellon UniversityUniversity of Colorado BoulderUniversity of Colorado SystemCornell UniversityFlorida Institute of TechnologyUniversity of IowaJohns Hopkins UniversityUniversity of KansasKansas State UniversityUniversity of Maryland, College ParkUniversity of Minnesota SystemUniversity of Nebraska–LincolnUniversity at Buffalo, State University of New YorkUniversidad del NoresteThe Ohio State UniversityPrinceton UniversityPurdue University NorthwestRice UniversityUniversity of RochesterRutgers, The State University of New JerseyUniversity of Tennessee at KnoxvilleUniversity of Virginia

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Sujets associés

High-Energy Particle Collisions ResearchQuantum Chromodynamics and Particle InteractionsParticle physics theoretical and experimental studies

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