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Accès ouvert déclaré 2013 article

Search for the standard model Higgs boson produced in association with a top-quark pair in pp collisions at the LHC

72Citations signalées — pas une note de qualité
177Institutions déclarées
40Pays d’affiliation déclarés

Résumé fourni par la source

Abstract A search for the standard model Higgs boson produced in association with a top-quark pair is presented using data samples corresponding to an integrated luminosity of 5.0 fb−1 (5.1 fb−1) collected in pp collisions at the center-of-mass energy of 7 TeV (8 TeV). Events are considered where the top-quark pair decays to either one lepton+jets $ \left( {\mathrm{t}\overline{\mathrm{t}}\to \ell \nu \mathrm{q}\overline{\mathrm{q}}\prime \mathrm{b}\overline{\mathrm{b}}} \right) $ or dileptons $ \left( {\mathrm{t}\overline{\mathrm{t}}\to {\ell^{+}}\nu {\ell^{-}}\overline{\nu}\mathrm{b}\overline{\mathrm{b}}} \right) $ , ℓ being an electron or a muon. The search is optimized for the decay mode $ \mathrm{H}\to \mathrm{b}\overline{\mathrm{b}} $ . The largest background to the $ \mathrm{t}\overline{\mathrm{t}}\mathrm{H} $ signal is top-quark pair production with additional jets. Artificial neural networks are used to discriminate between signal and background events. Combining the results from the 7 TeV and 8 TeV samples, the observed (expected) limit on the cross section for Higgs boson production in association with top-quark pairs for a Higgs boson mass of 125 GeV is 5.8 (5.2) times the standard model expectation.

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Contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.

Titre Crossref
Search for the standard model Higgs boson produced in association with a top-quark pair in pp collisions at the LHC
Date Crossref
01/05/2013
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.

Institutions déclarées

A. Alikhanyan National LaboratoryInstitute of High Energy PhysicsBelarusian National Technical UniversityUniversity of AntwerpVrije Universiteit BrusselUniversité Libre de BruxellesGhent University HospitalUCLouvainUniversity of MonsCentro Brasileiro de Pesquisas FísicasUniversidade do Estado do Rio de JaneiroUniversidade Federal do Estado do Rio de JaneiroUniversidade PaulistaUniversidade Estadual Paulista (Unesp)Institute for Nuclear Research and Nuclear EnergyUniversidade Federal do ABCSofia University "St. Kliment Ohridski"Institute of High Energy PhysicsPeking UniversityUniversidad de Los AndesUniversity of SplitUniversity of CyprusRuđer Bošković InstituteArab Studies and Research InstituteCharles UniversityEgyptian Universities NetworkAcademy of Scientific Research and TechnologyNational Institute of Chemical Physics and BiophysicsUniversity of HelsinkiHelsinki Institute of PhysicsLappeenranta-Lahti University of TechnologyCentre National de la Recherche ScientifiqueÉcole PolytechniqueLaboratoire d'Informatique de l'École PolytechniqueCommissariat à l'Énergie Atomique et aux Énergies AlternativesCEA Paris-SaclayInstitut de Recherche sur les Lois Fondamentales de l'UniversInstitut National de Physique Nucléaire et de Physique des ParticulesLaboratoire Leprince-RinguetInstitut Pluridisciplinaire Hubert CurienLyon 1 UniversitéUniversité de Haute-AlsaceInstitute of Nuclear Physics of LyonUniversité de StrasbourgTbilisi State UniversityRWTH Aachen UniversityDeutsches Elektronen-Synchrotron DESYUniversität HamburgMax Planck Institute for Nuclear PhysicsNational Centre of Scientific Research "Demokritos"Institute of Nuclear and Particle PhysicsNational and Kapodistrian University of AthensUniversity of IoanninaInstitute for Particle and Nuclear PhysicsHUN-REN Institute for Nuclear ResearchUniversity of DebrecenPanjab UniversityUniversity of DelhiSaha Institute of Nuclear PhysicsBhabha Atomic Research CentreTata Institute of Fundamental ResearchInstitute for Research in Fundamental SciencesIstituto Nazionale di Fisica Nucleare, Sezione di BariIstituto Nazionale di Fisica Nucleare, Sezione di BolognaIstituto Nazionale di Fisica Nucleare, Sezione di CataniaIstituto Nazionale di Fisica Nucleare, Sezione di FirenzeIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di FrascatiIstituto Nazionale di Fisica Nucleare, Sezione di GenovaUniversity of BolognaIstituto Nazionale di Fisica Nucleare, Sezione di Milano BicoccaEuropean Organization for Nuclear ResearchIstituto Nazionale di Fisica Nucleare, Sezione di NapoliIstituto Nazionale di Fisica Nucleare, Sezione di PadovaIstituto Nazionale di Fisica Nucleare, Sezione di PaviaIstituto Nazionale di Fisica Nucleare, Sezione di PerugiaIstituto Nazionale di Fisica Nucleare, Sezione di PisaIstituto Nazionale di Fisica Nucleare, Sezione di Roma IIstituto Nazionale di Fisica Nucleare, Sezione di TorinoUniversity of CataniaUniversity of TriesteIstituto Nazionale di Fisica Nucleare, Sezione di TriesteKangwon National UniversityKyungpook National UniversityChonnam National UniversityKorea UniversityUniversity of SeoulSungkyunkwan UniversityVilnius UniversityInstituto Politécnico NacionalCentro de Investigación y de Estudios Avanzados del Instituto Politécnico NacionalIbero American UniversityBenemérita Universidad Autónoma de PueblaAutonomous University of San Luis PotosíUniversity of AucklandUniversity of CanterburyAbdus Salam Centre for PhysicsNational Centre for Nuclear ResearchUniversity of WarsawLIP - Laboratory of Instrumentation and Experimental Particle PhysicsJoint Institute for Nuclear ResearchPetersburg Nuclear Physics InstituteInstitute for Nuclear ResearchInstitute for Theoretical and Experimental PhysicsP.N. Lebedev Physical Institute of the Russian Academy of SciencesLomonosov Moscow State UniversityInstitute for High Energy PhysicsUniversity of BelgradeVinča Institute of Nuclear SciencesCentro de Investigaciones Energéticas, Medioambientales y TecnológicasUniversidad Autónoma de MadridUniversidad de OviedoUniversidad de CantabriaInstituto de Física de CantabriaPaul Scherrer InstituteETH ZurichUniversity of ZurichNational Central UniversityNational Taiwan UniversityChulalongkorn UniversityCukurova UniversityMiddle East Technical UniversityBoğaziçi UniversityIstanbul Technical UniversityKharkiv Institute of Physics and TechnologyUniversity of BristolRutherford Appleton LaboratoryImperial College LondonBrunel University of LondonBaylor UniversityUniversity of AlabamaBrown UniversityUniversity of California, DavisUniversity of California, Los AngelesUniversity of California, RiversideUniversity of California San DiegoUniversity of California, Santa BarbaraCalifornia Institute of TechnologyCarnegie Mellon UniversityUniversity of Colorado BoulderCornell UniversityFairfield UniversityFermi National Accelerator LaboratoryUniversity of FloridaFlorida International UniversityFlorida State UniversityFlorida Institute of TechnologyUniversity of Illinois ChicagoUniversity of IowaJohns Hopkins UniversityUniversity of KansasKansas State UniversityLawrence Livermore National LaboratoryUniversity of Maryland, College ParkMassachusetts Institute of TechnologyUniversity of MinnesotaUniversity of MississippiUniversity of Nebraska–LincolnUniversity at Buffalo, State University of New YorkNortheastern UniversityNorthwestern UniversityUniversity of Notre DameThe Ohio State UniversityPrinceton UniversityUniversity of Puerto Rico-MayaguezPurdue University West LafayettePurdue University NorthwestRice UniversityUniversity of RochesterRockefeller UniversityRutgers, The State University of New JerseyUniversity of Tennessee at KnoxvilleTexas A&M UniversityTexas Tech UniversityVanderbilt UniversityUniversity of VirginiaWayne State UniversityUniversity of Wisconsin–Madison

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

Sujets associés

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

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