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Inclusive and differential cross-sections for dilepton $$ t\overline{t} $$ production measured in $$ \sqrt{s} $$ = 13 TeV pp collisions with the ATLAS detector

41Citations signalées — pas une note de qualité
253Institutions déclarées
40Pays d’affiliation déclarés

Résumé fourni par la source

Abstract Differential and double-differential distributions of kinematic variables of leptons from decays of top-quark pairs ( $$ t\overline{t} $$ t t ¯ ) are measured using the full LHC Run 2 data sample collected with the ATLAS detector. The data were collected at a pp collision energy of $$ \sqrt{s} $$ s = 13 TeV and correspond to an integrated luminosity of 140 fb−1. The measurements use events containing an oppositely charged eμ pair and b-tagged jets. The results are compared with predictions from several Monte Carlo generators. While no prediction is found to be consistent with all distributions, a better agreement with measurements of the lepton pT distributions is obtained by reweighting the $$ t\overline{t} $$ t t ¯ sample so as to reproduce the top-quark pT distribution from an NNLO calculation. The inclusive top-quark pair production cross-section is measured as well, both in a fiducial region and in the full phase-space. The total inclusive cross-section is found to be $$ {\sigma}_{t\overline{t}}=829\pm 1\ \left(\textrm{stat}\right)\pm 13\ \left(\textrm{syst}\right)\pm 8\ \left(\textrm{lumi}\right)\pm 2\ \left(\textrm{beam}\right)\ \textrm{pb}, $$ σ t t ¯ = 829 ± 1 stat ± 13 syst ± 8 lumi ± 2 beam pb , where the uncertainties are due to statistics, systematic effects, the integrated luminosity and the beam energy. This is in excellent agreement with the theoretical expectation.

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DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.

Titre Crossref
Inclusive and differential cross-sections for dilepton $$ t\overline{t} $$ production measured in $$ \sqrt{s} $$ = 13 TeV pp collisions with the ATLAS detector
Date Crossref
17/07/2023
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 ne compte pas comme une seconde source scientifique indépendante.

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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 AmherstUniversity of GöttingenBrookhaven National LaboratoryMohammed V UniversityTel Aviv UniversityTechnion – Israel Institute of TechnologyNew York UniversityPontificia Universidad Católica de ChileIstituto Nazionale di Fisica Nucleare, Sezione di TriesteIstituto Nazionale di Fisica Nucleare, Gruppo Collegato di UdineUniversité Savoie Mont BlancAGH University of KrakowUniversity of TorontoBrandeis UniversityNorthern Illinois UniversityIstanbul UniversityUniversity of GenevaRutherford Appleton LaboratoryUniversity of California, Santa CruzEuropean Organization for Nuclear ResearchInstitute for High Energy PhysicsIstituto Nazionale di Fisica Nucleare, Sezione di PaviaJohannes Gutenberg University MainzAlexandru Ioan Cuza UniversityUniversidad de GranadaAzerbaijan National Academy of SciencesMcGill UniversityRoyal Holloway University of LondonDeutsches Elektronen-Synchrotron DESYIstituto Nazionale di Fisica Nucleare, Roma Tor VergataUniversity of Hassan II CasablancaWeizmann Institute of ScienceLund UniversityColumbia UniversityIstituto Nazionale di Fisica Nucleare, Sezione di BolognaUniversity of VictoriaIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di FrascatiUniversity of EdinburghArgonne National LaboratoryHoria Hulubei National Institute for R and D in Physics and Nuclear EngineeringNational Technical University of AthensUniversity of OklahomaIstituto 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 MadridUniversity of ManchesterUniversidade Federal do Rio de JaneiroThe University of AdelaideLudwig-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 UniversityNational and Kapodistrian University of AthensIstituto Nazionale di Fisica Nucleare, Sezione di PisaOklahoma State UniversityLawrence Berkeley National LaboratoryIstituto Nazionale di Fisica Nucleare, Sezione di Roma IHigh Energy Accelerator Research OrganizationThe University of TokyoHumboldt-Universität zu BerlinUniversidade Federal de Juiz de ForaDuke UniversityUniversity of LiverpoolInstitute of Particle PhysicsUniversité de MontréalUniversity of FreiburgNational Institute for Subatomic PhysicsUniversity of AmsterdamObayashi (Japan)Nagoya UniversityOtsuka (Japan)Ochanomizu UniversityHarvard UniversityMohamed I UniversityComenius University BratislavaUniversity of Cape TownUniversity of Illinois Urbana-ChampaignShandong UniversityCzech Technical University in PragueUniversity of WuppertalCommissariat à l'Énergie Atomique et aux Énergies AlternativesCEA Paris-SaclayInstitut de Recherche sur les Lois Fondamentales de l'UniversAristotle University of ThessalonikiCarleton UniversityYale UniversityUniversity of BelgradeThe University of Texas at ArlingtonThe University of SydneyNanjing UniversityCharles UniversityHeidelberg UniversityUniversity of CambridgeInstitute of Nuclear Physics, Polish Academy of SciencesUniversity of PittsburghUniversity of BonnThe University of MelbourneUniversity of GenoaUniversity College LondonMax Planck Institute for PhysicsSLAC National Accelerator LaboratoryPalacký University OlomoucUniversity of Science and Technology of ChinaChinese Academy of SciencesInstitute of High Energy PhysicsLancaster UniversityTU Dortmund UniversityIstituto Nazionale di Fisica Nucleare, Sezione di Roma TreUniversity of GlasgowUniversity of SiegenUniversité Paris CitéSorbonne UniversitéLaboratoire de Physique Nucléaire et de Hautes ÉnergiesTufts UniversityUniversity of BernIstinye UniversityStony Brook UniversityUniversidade do Estado do Rio de JaneiroUnited Arab Emirates UniversityUppsala UniversityUniversity of ArizonaLaboratoire AstroParticule et CosmologieTechnische Universität DresdenQueen Mary University of LondonUniversity of JohannesburgUniversity of WürzburgUniversity of OregonGaziantep UniversityUniversity of CalabriaUniversity of Wisconsin–MadisonUniversity of OxfordUniversité Clermont AuvergneLaboratoire de Physique de Clermont AuvergneThe Ohio State UniversitySlovak Academy of SciencesInstitute of Experimental Physics of the Slovak Academy of SciencesUniversity of BergenUniversity of BolognaSimon Fraser UniversityBoston UniversityMichigan State UniversityJustus-Liebig-Universität GießenUniversity of Chinese Academy of SciencesAnkara UniversityIndiana University BloomingtonUniversity of CopenhagenUniversity of IowaTRIUMFRadboud University NijmegenUniversity of the WitwatersrandBoğaziçi UniversityIstituto Nazionale di Fisica Nucleare, Sezione di LecceTbilisi State UniversityTsinghua UniversityChinese University of Hong KongNational Tsing Hua UniversityFZU ‒ Institute of Physics of the Academy of Sciences of the Czech RepublicUniversity of LjubljanaJožef Stefan InstituteJožef Stefan International Postgraduate SchoolIstituto Nazionale di Fisica Nucleare, Sezione di GenovaInstitut polytechnique de GrenobleUniversité Grenoble AlpesUniversity of British ColumbiaIstituto Nazionale di Fisica Nucleare, Trento Institute for Fundamental Physics And ApplicationsUniversity of California, IrvineUniversity of PennsylvaniaUniversidad de Buenos AiresInstituto de Física de Buenos AiresFundación Ciencias Exactas y NaturalesYork UniversitySouthern Methodist UniversityUniversidade de São PauloUniversité Ibn-TofailFermi National Accelerator LaboratoryUniversity of ChicagoNational Centre of Scientific Research "Demokritos"Louisiana Tech UniversityUniversity of the Philippines DilimanUniversitatea Națională de Știință și Tehnologie Politehnica BucureștiJagiellonian UniversityInstitute of PhysicsUniversity of AlbertaWest University of TimişoaraCalifornia State University, FresnoShanghai Jiao Tong UniversityUniversity of WarwickShinshu UniversityIowa State UniversityKobe UniversityThe University of OsakaInstitute of Physics, Academia SinicaUniversity of Hong KongThe University of Texas at DallasTokyo Institute of TechnologyUniversity of TarapacáWaseda UniversityKyushu UniversityUniversität InnsbruckKyoto UniversityKTH Royal Institute of TechnologyHong Kong University of Science and TechnologyUniversity of SalentoCentro Nacional de MicroelectrónicaInstitut de Microelectrònica de BarcelonaSapienza University of RomeUniversity of PaviaUniversity of MilanUniversity of Rome Tor VergataUniversity of PisaUniversity of New MexicoRoma Tre UniversityUniversity of Colorado BoulderUniversity of UdineTransylvania University of BrașovNational Institute for Research and Development of Isotopic and Molecular TechnologiesUniversity of TrentoUniversidad Antonio NariñoUniversidad Nacional de ColombiaUniversity of TsukubaThe Abdus Salam International Centre for Theoretical Physics (ICTP)Bulgarian Academy of SciencesInstitute for Nuclear Research and Nuclear EnergyUniversity of SharjahUniversity of MinhoTOBB University of Economics and TechnologyUniversität HamburgKyoto University of EducationUniversité Mohammed VI PolytechniqueUniversité Toulouse III - Paul SabatierUniversité Fédérale de Toulouse Midi-PyrénéesInstitute of Physics and TechnologyUniversity of La SerenaUniversity of CoimbraUniversidad Andrés Bello

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