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Measurement of top quark–antiquark pair production in association with a W or Z boson in pp collisions at $$\sqrt{s} = 8$$ s = 8 $$\,\text {TeV}$$ TeV

56Citations signalées, ce qui n’est pas une note de qualité
180Institutions déclarées
41Pays d’affiliation déclarés

Rattachement africain : am, at, be, br, bg, cn, co, hr, cy, cz, Égypte, ee, fi, fr, ge, de, gr, hu, in, ir, ie, it, kr, lt, my, mx, nz, pk, pl, pt, ru, rs, es, ch, tw, th, tr, ua, gb, us, pr. Niveau de preuve : code pays fourni par la source.

Le résumé fourni par la source

A measurement of the cross section for the production of top quark-antiquark pairs ([Formula: see text]) in association with a vector boson V (W or Z) in proton-proton collisions at [Formula: see text][Formula: see text] is presented. The results are based on a dataset corresponding to an integrated luminosity of 19.5 fb[Formula: see text] recorded with the CMS detector at the LHC. The measurement is performed in three leptonic (e and [Formula: see text]) channels: a same-sign dilepton analysis targeting [Formula: see text] events, and trilepton and four-lepton analyses designed for [Formula: see text] events. In the same-sign dilepton channel, the [Formula: see text] cross section is measured as [Formula: see text], corresponding to a significance of 1.6 standard deviations over the background-only hypothesis. Combining the trilepton and four-lepton channels, a direct measurement of the [Formula: see text] cross section, [Formula: see text], is obtained with a significance of 3.1 standard deviations. The measured cross sections are compatible with standard model predictions within their experimental uncertainties. The inclusive [Formula: see text] process is observed with a significance of 3.7 standard deviations from the combination of all three leptonic channels.

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
Measurement of top quark–antiquark pair production in association with a W or Z boson in pp collisions at $$\sqrt{s} = 8$$ s = 8 $$\,\text {TeV}$$ TeV
Date Crossref
01/09/2014
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

A. Alikhanyan National LaboratoryInstitute of High Energy PhysicsUniversity of AntwerpVrije Universiteit BrusselUniversité Libre de BruxellesGhent University HospitalUCLouvainUniversity of MonsCentro Brasileiro de Pesquisas FísicasUniversidade do Estado do Rio de JaneiroUniversidade Federal do ABCInstitute for Nuclear Research and Nuclear EnergySofia University "St. Kliment Ohridski"Institute of High Energy PhysicsPeking UniversityUniversidad de Los AndesUniversity of SplitRuđer Bošković InstituteUniversity of CyprusCharles UniversityAcademy of Scientific Research and TechnologyNational Institute of Chemical Physics and BiophysicsUniversity of HelsinkiHelsinki Institute of PhysicsLappeenranta-Lahti University of TechnologyCommissariat à l'Énergie Atomique et aux Énergies AlternativesCEA Paris-SaclayInstitut de Recherche sur les Lois Fondamentales de l'UniversCentre National de la Recherche ScientifiqueÉcole PolytechniqueInstitut National de Physique Nucléaire et de Physique des ParticulesLaboratoire Leprince-RinguetUniversité de Haute-AlsaceInstitut Pluridisciplinaire Hubert CurienUniversité de StrasbourgCentre de Calcul de l’Institut National de Physique Nucléaire et de Physique des ParticulesLyon 1 UniversitéInstitute of Nuclear Physics of LyonTbilisi 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 IoanninaHUN-REN Wigner Research Centre for PhysicsHUN-REN Institute for Nuclear ResearchUniversity of DebrecenNational Institute of Science Education and ResearchPanjab UniversityUniversity of DelhiSaha Institute of Nuclear PhysicsBhabha Atomic Research CentreTata Institute of Fundamental ResearchInstitute for Research in Fundamental SciencesUniversity College DublinIstituto Nazionale di Fisica Nucleare, Sezione di BariPolytechnic University of BariIstituto Nazionale di Fisica Nucleare, Sezione di BolognaUniversity of BolognaIstituto Nazionale di Fisica Nucleare, Sezione di CataniaCentro Siciliano di Fisica Nucleare e di Struttura della MateriaIstituto Nazionale di Fisica Nucleare, Sezione di FirenzeIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di FrascatiIstituto Nazionale di Fisica Nucleare, Sezione di GenovaIstituto Nazionale di Fisica Nucleare, Sezione di Milano BicoccaIstituto Nazionale di Fisica Nucleare, Sezione di NapoliUniversity of PaduaIstituto Nazionale di Fisica Nucleare, Sezione di PadovaUniversity of PaviaIstituto Nazionale di Fisica Nucleare, Sezione di PaviaIstituto Nazionale di Fisica Nucleare, Sezione di PerugiaUniversity of PisaScuola Normale SuperioreIstituto Nazionale di Fisica Nucleare, Sezione di PisaIstituto Nazionale di Fisica Nucleare, Sezione di Roma IIstituto Nazionale di Fisica Nucleare, Sezione di TorinoUniversity of TriesteIstituto Nazionale di Fisica Nucleare, Sezione di TriesteJeonbuk National UniversityKangwon National UniversityKyungpook National UniversityChonnam National UniversityKorea UniversityUniversity of SeoulSungkyunkwan UniversityVilnius UniversityUniversity of MalayaInstituto 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 CantabriaEuropean Organization for Nuclear ResearchPaul 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.

Les sujets associés

Particle physics theoretical and experimental studiesHigh-Energy Particle Collisions ResearchQuantum Chromodynamics and Particle Interactions

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