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Accès ouvert déclaré 2023 article

Observation of an Excess of Dicharmonium Events in the Four-Muon Final State with the ATLAS Detector

107Citations signalées, ce qui n’est pas une note de qualité
248Institutions déclarées
38Pays d’affiliation déclarés

Rattachement africain : fr, us, de, Maroc, il, cl, it, pl, ca, gb, tr, ch, es, ro, cn, se, jp, gr, nl, cz, tw, ar, br, pt, no, sk, Afrique du Sud, rs, au, ae, dk, ge, hk, si, ph, az, at, co. Niveau de preuve : code pays fourni par la source.

Le résumé fourni par la source

A search is made for potential ccc[over ¯]c[over ¯] tetraquarks decaying into a pair of charmonium states in the four muon final state using proton-proton collision data at sqrt[s]=13 TeV, corresponding to an integrated luminosity of 140 fb^{-1} recorded by the ATLAS experiment at LHC. Two decay channels, J/ψ+J/ψ→4μ and J/ψ+ψ(2S)→4μ, are studied. Backgrounds are estimated based on a hybrid approach involving Monte Carlo simulations and data-driven methods. Statistically significant excesses with respect to backgrounds dominated by the single parton scattering are seen in the di-J/ψ channel consistent with a narrow resonance at 6.9 GeV and a broader structure at lower mass. A statistically significant excess is also seen in the J/ψ+ψ(2S) channel. The fitted masses and decay widths of the structures are reported.

Ce résumé expose les affirmations des auteurs. BNTIC ne l’interprète pas comme une validation indépendante des résultats.

Le contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.

Titre Crossref
Observation of an Excess of Dicharmonium Events in the Four-Muon Final State with the ATLAS Detector
Date Crossref
13/10/2023
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 il ne compte pas comme une seconde source scientifique indépendante.

Les institutions déclarées

Centre National de la Recherche ScientifiqueAix-Marseille UniversitéCentre de physique des particules de MarseilleInstitut National de Physique Nucléaire et de Physique des ParticulesUniversity of OklahomaUniversity of GöttingenTU Dortmund UniversityBrookhaven National LaboratoryMohammed V UniversityTel Aviv UniversityTechnion – Israel Institute of TechnologyNew York UniversityPontificia Universidad Católica de ChileThe Abdus Salam International Centre for Theoretical Physics (ICTP)Istituto Nazionale di Fisica Nucleare, Sezione di TriesteIstituto Nazionale di Fisica Nucleare, Gruppo Collegato di UdineUniversité Savoie Mont BlancAGH University of KrakowUniversity of TorontoBrandeis UniversityUniversity of ManchesterNorthern Illinois UniversityIstanbul UniversityRutherford Appleton LaboratoryUniversity of California, Santa CruzEuropean Organization for Nuclear ResearchInstitute for High Energy PhysicsUniversity of PaviaIstituto Nazionale di Fisica Nucleare, Sezione di PaviaJohannes Gutenberg University MainzAlexandru Ioan Cuza UniversityMcGill UniversityRoyal Holloway University of LondonUniversity of Science and Technology of ChinaUniversity of Rome Tor VergataIstituto Nazionale di Fisica Nucleare, Roma Tor VergataUniversity of Hassan II CasablancaWeizmann Institute of ScienceLund UniversityWaseda UniversityUniversity of BonnColumbia UniversityIstituto Nazionale di Fisica Nucleare, Sezione di BolognaUniversity of VictoriaIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di FrascatiInstitut polytechnique de GrenobleUniversité Grenoble AlpesUniversity of EdinburghHoria Hulubei National Institute for R and D in Physics and Nuclear EngineeringNational Technical University of AthensNational Institute for Subatomic PhysicsUniversity of AmsterdamUniversity of GenevaCzech Technical University in PragueLancaster UniversityInstitute of Physics, Academia SinicaUniversity of LiverpoolIstituto Nazionale di Fisica Nucleare, Sezione di MilanoUniversité Paris-SaclayLaboratoire de Physique des 2 Infinis Irène Joliot-CurieUniversity of SussexFederico Santa María Technical UniversityUniversity of BirminghamIstituto Nazionale di Fisica Nucleare, Sezione di NapoliConsejo Nacional de Investigaciones Científicas y TécnicasInstituto de Física La PlataUniversidad Nacional de La PlataUniversity of WashingtonUniversidad Autónoma de MadridUniversidade Federal do Rio de JaneiroLudwig-Maximilians-Universität MünchenUniversity of MichiganLIP - Laboratory of Instrumentation and Experimental Particle PhysicsUniversitat de ValènciaInstituto de Física CorpuscularUniversity of OsloUniversity of SheffieldThe University of Texas at AustinStockholm UniversityUniversity of MilanNational and Kapodistrian University of AthensIstituto Nazionale di Fisica Nucleare, Sezione di PisaStony Brook UniversityLawrence Berkeley National LaboratoryIstituto Nazionale di Fisica Nucleare, Sezione di Roma IHigh Energy Accelerator Research OrganizationThe University of TokyoDeutsches Elektronen-Synchrotron DESYHumboldt-Universität zu BerlinDuke UniversityInstitute of Particle PhysicsUniversité de MontréalUniversity of FreiburgSapienza University of RomeObayashi (Japan)Nagoya UniversityOtsuka (Japan)Ochanomizu UniversityHarvard UniversityMohamed I UniversityComenius University BratislavaUniversity of California, IrvineUniversity of Cape TownUniversity of Illinois Urbana-ChampaignShandong UniversitySlovak Academy of SciencesInstitute of Experimental Physics of the Slovak Academy of SciencesCommissariat à l'Énergie Atomique et aux Énergies AlternativesCEA Paris-SaclayInstitut de Recherche sur les Lois Fondamentales de l'UniversAristotle University of ThessalonikiCarleton UniversityQueen Mary University of LondonYale UniversityUniversity of BelgradeThe University of Texas at ArlingtonUniversity of BolognaHeidelberg UniversityUniversity of CambridgeInstitute of Nuclear Physics, Polish Academy of SciencesUniversity of PittsburghThe University of MelbourneIstituto Nazionale di Fisica Nucleare, Sezione di GenovaUniversity of GenoaUniversity College LondonMax Planck Institute for PhysicsSLAC National Accelerator LaboratoryPalacký University OlomoucUniversity of OxfordChinese Academy of SciencesInstitute of High Energy PhysicsTRIUMFUniversity of GlasgowUniversity of SiegenUniversidad de Buenos AiresInstituto de Física de Buenos AiresFundación Ciencias Exactas y NaturalesUniversité Paris CitéSorbonne UniversitéLaboratoire de Physique Nucléaire et de Hautes ÉnergiesTufts UniversityUniversity of BernUniversity of WarwickIstinye UniversityUniversidade do Estado do Rio de JaneiroUnited Arab Emirates UniversityUppsala UniversityLaboratoire AstroParticule et CosmologieCharles UniversityTechnische Universität DresdenUniversity of JohannesburgUniversity of WürzburgOklahoma State UniversityUniversity of OregonIstituto Nazionale di Fisica Nucleare, Sezione di Roma TreGaziantep UniversityUniversity of CalabriaUniversité Clermont AuvergneLaboratoire de Physique de Clermont AuvergneThe Ohio State UniversityUniversity of WuppertalUniversity of Massachusetts AmherstUniversity of BergenSimon Fraser UniversityBoston UniversityMichigan State UniversityJustus-Liebig-Universität GießenUniversity of Chinese Academy of SciencesAnkara UniversityIndiana University BloomingtonUniversity of PisaUniversity of CopenhagenUniversity of IowaRadboud University NijmegenUniversity of the WitwatersrandUniversity of MinhoBoğaziçi UniversityUniversity of SalentoIstituto Nazionale di Fisica Nucleare, Sezione di LecceUniversidade Federal de Juiz de ForaUniversidad de GranadaUniversity of Wisconsin–MadisonTbilisi State UniversityArgonne National LaboratoryNanjing UniversityShanghai Jiao Tong UniversityTsinghua UniversityChinese University of Hong KongUniversity of ArizonaNational Tsing Hua UniversityFZU ‒ Institute of Physics of the Academy of Sciences of the Czech RepublicUniversity of LjubljanaJožef Stefan InstituteJožef Stefan International Postgraduate SchoolUniversity of UdineUniversity of LisbonInstituto Politécnico de LisboaUniversity of British ColumbiaUniversity of TrentoIstituto Nazionale di Fisica Nucleare, Trento Institute for Fundamental Physics And ApplicationsUniversity of PennsylvaniaYork UniversitySouthern Methodist UniversityRoma Tre UniversityUniversidade de São PauloUniversité Ibn-TofailLouisiana Tech UniversityThe University of AdelaideUniversity of CoimbraUniversity of the Philippines DilimanFermi National Accelerator LaboratoryUniversity of ChicagoNational Centre of Scientific Research "Demokritos"Jagiellonian UniversityInstitute of PhysicsUniversity of AlbertaWest University of TimişoaraCalifornia State University, FresnoUniversity of TsukubaShinshu UniversityTokyo Institute of TechnologyIowa State UniversityKobe UniversityThe University of OsakaUniversitatea Națională de Știință și Tehnologie Politehnica BucureștiUniversity of Hong KongAzerbaijan National Academy of SciencesThe University of Texas at DallasUniversity of TarapacáUniversität InnsbruckKyoto UniversityUniversidad Andrés BelloKTH Royal Institute of TechnologyHong Kong University of Science and TechnologySun Yat-sen UniversityCentro Nacional de MicroelectrónicaInstitut de Microelectrònica de BarcelonaKyushu UniversityUniversity of New MexicoUniversidad Antonio NariñoThe University of SydneyTransylvania University of BrașovNational Institute for Research and Development of Isotopic and Molecular TechnologiesUniversidad Nacional de ColombiaUniversity of SharjahTOBB University of Economics and TechnologyKyoto University of EducationUniversity of La Serena

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

Les sujets associés

Particle Detector Development and PerformanceParticle physics theoretical and experimental studiesNeutrino Physics Research

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