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Accès ouvert déclaré 2020 article

Search for new non-resonant phenomena in high-mass dilepton final states with the ATLAS detector

49Citations signalées, ce qui n’est pas une note de qualité
257Institutions déclarées
38Pays d’affiliation déclarés

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

Le résumé fourni par la source

Abstract A search for new physics with non-resonant signals in dielectron and dimuon final states in the mass range above 2 TeV is presented. This is the first search for non-resonant signals in dilepton final states at the LHC to use a background estimate from the data. The data, corresponding to an integrated luminosity of 139 fb−1, were recorded by the ATLAS experiment in proton-proton collisions at a center-of-mass energy of $$ \sqrt{s} $$ s = 13 TeV during Run 2 of the Large Hadron Collider. The benchmark signal signature is a two-quark and two-lepton contact interaction, which would enhance the dilepton event rate at the TeV mass scale. To model the contribution from background processes a functional form is fit to the dilepton invariant-mass spectra in data in a mass region below the region of interest. It is then extrapolated to a high-mass signal region to obtain the expected background there. No significant deviation from the expected background is observed in the data. Upper limits at 95% CL on the number of events and the visible cross-section times branching fraction for processes involving new physics are provided. Observed (expected) 95% CL lower limits on the contact interaction energy scale reach 35.8 (37.6) TeV.

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Le contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.

Titre Crossref
Search for new non-resonant phenomena in high-mass dilepton final states with the ATLAS detector
Date Crossref
01/11/2020
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

Centre National de la Recherche ScientifiqueAix-Marseille UniversitéCentre de physique des particules de MarseilleInstitut National de Physique Nucléaire et de Physique des ParticulesUniversity of Massachusetts AmherstEuropean Organization for Nuclear ResearchUniversity of GöttingenRoyal Holloway University of LondonUniversity of TorontoUniversity of CopenhagenUniversity of SussexTel Aviv UniversityTechnion – Israel Institute of TechnologyArgonne National LaboratoryIstituto Nazionale di Fisica Nucleare, Sezione di TriesteIstituto Nazionale di Fisica Nucleare, Gruppo Collegato di UdineBrookhaven National LaboratoryUniversité Savoie Mont BlancUniversité Grenoble AlpesAGH University of KrakowNorthern Illinois UniversityLudwig-Maximilians-Universität MünchenBoğaziçi UniversityUniversity of GenevaRutherford Appleton LaboratoryUniversity of California, Santa CruzUniversité Paris-SaclayLaboratoire de Physique des 2 Infinis Irène Joliot-CurieUniversité Clermont AuvergneLaboratoire de Physique de Clermont AuvergneRadboud University NijmegenNational Institute for Subatomic PhysicsAlexandru Ioan Cuza UniversityLIP - Laboratory of Instrumentation and Experimental Particle PhysicsJoint Institute for Nuclear ResearchMcGill UniversityLawrence Berkeley National LaboratoryUniversity of California, BerkeleyIstituto Nazionale di Fisica Nucleare, Roma Tor VergataKyoto UniversityLund UniversityP.N. Lebedev Physical Institute of the Russian Academy of SciencesIstituto Nazionale di Fisica Nucleare, Sezione di BolognaUniversity of BolognaUniversity of VictoriaHoria Hulubei National Institute for R and D in Physics and Nuclear EngineeringNational Technical University of AthensUniversity of OklahomaNational Research Tomsk State UniversityIstituto Nazionale di Fisica Nucleare, Sezione di MilanoUniversity of OregonUniversity 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 JaneiroUniversity of OxfordBrandeis UniversityUniversity of MichiganDeutsches Elektronen-Synchrotron DESYThe University of Texas at ArlingtonUniversity of SheffieldCommissariat à l'Énergie Atomique et aux Énergies AlternativesCEA Paris-SaclayInstitut de Recherche sur les Lois Fondamentales de l'UniversThe University of Texas at AustinUniversity of BernStockholm UniversityHeidelberg UniversityNational and Kapodistrian University of AthensColumbia UniversitySiberian Branch of the Russian Academy of SciencesBudker Institute of Nuclear PhysicsIstituto Nazionale di Fisica Nucleare, Sezione di PisaOklahoma State UniversityIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di FrascatiUniversity of California, IrvineIstituto Nazionale di Fisica Nucleare, Sezione di Roma IHigh Energy Accelerator Research OrganizationUniversitat de ValènciaInstituto de Física CorpuscularUniversidade Federal de Juiz de ForaDuke UniversityInstitute of Particle PhysicsUniversité de MontréalUniversity of FreiburgUniversity of AmsterdamOtsuka (Japan)Ochanomizu UniversityTokyo Institute of TechnologyHarvard UniversityUppsala UniversityMohamed I UniversityComenius University BratislavaUniversity of Cape TownUniversity of Illinois Urbana-ChampaignHumboldt-Universität zu BerlinCzech Technical University in PragueUniversity of WuppertalChinese Academy of SciencesInstitute of High Energy PhysicsAristotle University of ThessalonikiInstitute of Nuclear Physics, Polish Academy of SciencesSimon Fraser UniversityYale UniversityUniversity of BelgradeThe University of SydneyWeizmann Institute of ScienceJohannes Gutenberg University MainzUniversity of PittsburghUniversity of BonnUniversity of Wisconsin–MadisonThe University of MelbourneUniversity of GenoaUniversity College LondonMax Planck Institute for PhysicsSLAC National Accelerator LaboratoryUniversity of Science and Technology of ChinaKurchatov InstitutePetersburg Nuclear Physics InstituteLancaster UniversityUniversity of GlasgowMohammed V UniversityUniversity of CambridgeUniversity of SiegenCalifornia State University, Long BeachUniversité Paris CitéSorbonne UniversitéLaboratoire de Physique Nucléaire et de Hautes ÉnergiesTufts UniversityUniversity of WarwickGaziantep UniversityBahçeşehir UniversityStony Brook UniversityCarleton UniversityNational Research Nuclear University MEPhIUniversity of Hassan II CasablancaUniversity of ArizonaTechnische Universität DresdenUniversity of ManchesterSouthern Methodist UniversityQueen Mary University of LondonUniversity of WürzburgIstituto Nazionale di Fisica Nucleare, Sezione di Roma TreUniversity of AlbertaUniversity of OsloInstitute for High Energy PhysicsUniversity of LiverpoolInstitute for High Energy PhysicsThe Ohio State UniversityUniversity of JohannesburgFederico Santa María Technical UniversitySlovak Academy of SciencesInstitute of Experimental Physics of the Slovak Academy of SciencesUniversity of BergenBoston UniversityMichigan State UniversityInstitute of Physics, Academia SinicaJustus-Liebig-Universität GießenAnkara UniversityIndiana University BloomingtonUniversity of IowaUniversity of CalabriaTRIUMFUniversity of EdinburghChinese University of Hong KongIstanbul Bilgi UniversityPalacký University OlomoucTbilisi State UniversityIowa State UniversityNanjing UniversityTsinghua UniversityNational Tsing Hua UniversityIstituto Nazionale di Fisica Nucleare, Sezione di LecceThe University of TokyoUniversity of the WitwatersrandUniversity of Chinese Academy of SciencesFZU ‒ Institute of Physics of the Academy of Sciences of the Czech RepublicTU Dortmund UniversityUniversity of LjubljanaJožef Stefan InstituteJožef Stefan International Postgraduate SchoolIstituto Nazionale di Fisica Nucleare, Sezione di GenovaInstitut polytechnique de GrenobleUniversity of British ColumbiaNew York UniversityUniversity of PennsylvaniaShandong UniversityUniversidad de Buenos AiresYork UniversityCharles UniversityPontificia Universidad Católica de ChileFederal University of São João del-ReiUniversidade de São PauloShanghai Jiao Tong UniversityThe University of AdelaideNational Centre of Scientific Research "Demokritos"Istituto Nazionale di Fisica Nucleare, Sezione di PaviaThe University of Texas at DallasUniversity of TrentoIstituto Nazionale di Fisica Nucleare, Trento Institute for Fundamental Physics And ApplicationsTokyo Metropolitan UniversityNagasaki Institute of Applied ScienceFermi National Accelerator LaboratoryUniversity of ChicagoInstitute for Theoretical and Experimental PhysicsJagiellonian UniversityInstitute of PhysicsLomonosov Moscow State UniversityUniversité Ibn-TofailWest University of TimişoaraUniversity of New MexicoNational Academy of Sciences of BelarusB.I. Stepanov Institute of PhysicsShinshu UniversityObayashi (Japan)Nagoya UniversityKobe UniversityThe University of OsakaUniversität InnsbruckBelarusian State UniversityUniversity of TsukubaUniversity at Albany, State University of New YorkWaseda UniversityKyushu UniversityAzerbaijan National Academy of SciencesIstanbul Aydın UniversityUniversidad Andrés BelloUniversity of MilanSapienza University of RomeUniversity of PaviaHong Kong University of Science and TechnologyUniversity of Hong KongUniversity of Rome Tor VergataKTH Royal Institute of TechnologyUniversity of UdineRoma Tre UniversityUniversity of PisaUniversity of SalentoUniversidad Antonio NariñoHiroshima Institute of TechnologyUniversity of the AegeanTransylvania University of BrașovNational Institute for Research and Development of Isotopic and Molecular TechnologiesCentre de Calcul de l’Institut National de Physique Nucléaire et de Physique des ParticulesLouisiana Tech UniversityNovosibirsk State UniversityThe Abdus Salam International Centre for Theoretical Physics (ICTP)TOBB University of Economics and TechnologyUniversität HamburgKyoto University of EducationGiresun UniversityUniversity of CoimbraMoscow Institute of Physics and Technology

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

Les sujets associés

Particle physics theoretical and experimental studiesHigh-Energy Particle Collisions ResearchParticle Detector Development and Performance

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