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Measurements of the Higgs boson width and anomalous HVV couplings from on-shell and off-shell production in the four-lepton final state

164Citations signalées — pas une note de qualité
214Institutions déclarées
44Pays d’affiliation déclarés

Résumé fourni par la source

Studies of on-shell and off-shell Higgs boson production in the four-lepton final state are presented, using data from the CMS experiment at the LHC that correspond to an integrated luminosity of 80.2 fb -1 at a center-of-mass energy of 13 TeV.Joint constraints are set on the Higgs boson total width and parameters that express its anomalous couplings to two electroweak vector bosons.These results are combined with those obtained from the data collected at center-of-mass energies of 7 and 8 TeV, corresponding to integrated luminosities of 5.1 and 19.7 fb -1 , respectively.Kinematic information from the decay particles and the associated jets are combined using matrix element techniques to identify the production mechanism and to increase sensitivity to the Higgs boson couplings in both production and decay.The constraints on anomalous HVV couplings are found to be consistent with the standard model expectation in both the onshell and off-shell regions.Under the assumption of a coupling structure similar to that in the standard model, the Higgs boson width is constrained to be 3.2 þ2.8 -2.2 MeV while the expected constraint based on simulation is 4.1 þ5.0 -4.0 MeV.The constraints on the width remain similar with the inclusion of the tested anomalous HVV interactions.

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Contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé, mais le titre doit être comparé manuellement.

Titre Crossref
Measurements of the Higgs boson width and anomalous <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi>H</mml:mi><mml:mi>V</mml:mi><mml:mi>V</mml:mi></mml:mrow></mml:math> couplings from on-shell and off-shell production in the four-lepton final state
Date Crossref
11/06/2019
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 ne compte pas comme une seconde source scientifique indépendante.

Institutions déclarées

A. Alikhanyan National LaboratoryInstitute of High Energy PhysicsUniversity of AntwerpVrije Universiteit BrusselUniversité Libre de BruxellesUniversity of KansasGhent University HospitalUCLouvainCentro Brasileiro de Pesquisas FísicasUniversidade do Estado do Rio de JaneiroUniversidade Estadual Paulista (Unesp)Universidade Federal do ABCBulgarian Academy of SciencesInstitute for Nuclear Research and Nuclear EnergySofia University "St. Kliment Ohridski"Beihang UniversityInstitute of High Energy PhysicsAbdus Salam Centre for PhysicsPeking UniversityEuropean Organization for Nuclear ResearchUniversity of VirginiaTsinghua UniversityUniversidad de Los AndesUniversity of SplitRuđer Bošković InstituteUniversity of CyprusCharles UniversityNational Polytechnic SchoolUniversidad San Francisco de QuitoAcademy 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 AlternativesUniversité Paris-SaclayCEA 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-RinguetInstitut 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 LyonGeorgian Technical UniversityTbilisi State UniversityRWTH Aachen UniversitySaha Institute of Nuclear PhysicsDeutsches Elektronen-Synchrotron DESYUniversität HamburgKarlsruhe Institute of TechnologyNational Centre of Scientific Research "Demokritos"Institute of Nuclear and Particle PhysicsNational and Kapodistrian University of AthensNational Technical University of AthensUniversity of IoanninaEötvös Loránd UniversityHUN-REN Wigner Research Centre for PhysicsHUN-REN Institute for Nuclear ResearchUniversity of DebrecenIndian Institute of Science BangaloreNational Institute of Science Education and ResearchPanjab UniversityIndian Institute of Science Education and Research PuneUniversity of DelhiRice UniversityNorthwestern UniversityTata Institute of Fundamental ResearchIndian Institute of Technology MadrasBhabha Atomic Research CentreFermi National Accelerator LaboratoryUniversity of MinnesotaInstitute for Research in Fundamental SciencesUniversity College DublinIstituto Nazionale di Fisica Nucleare, Sezione di BariUniversity of Bari Aldo MoroPolytechnic University of BariIstituto Nazionale di Fisica Nucleare, Sezione di BolognaUniversity of BolognaIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di FrascatiUniversity of PerugiaIstituto Nazionale di Fisica Nucleare, Sezione di PerugiaUniversity of CataniaIstituto Nazionale di Fisica Nucleare, Sezione di CataniaIstituto Nazionale di Fisica Nucleare, Sezione di FirenzeUniversity of FlorenceIstituto Nazionale di Fisica Nucleare, Sezione di GenovaUniversity of GenoaIstituto Nazionale di Fisica Nucleare, Sezione di Milano BicoccaUniversity of Milano-BicoccaIstituto Nazionale di Fisica Nucleare, Sezione di NapoliUniversity of BasilicataUniversity of Naples Federico IIMarconi UniversityIstituto Nazionale di Fisica Nucleare, Sezione di PadovaUniversity of PaduaIstituto Nazionale di Fisica Nucleare, Sezione di PaviaUniversity of PaviaIstituto Nazionale di Fisica Nucleare, Sezione di PisaUniversity of PisaScuola Normale SuperioreIstituto Nazionale di Fisica Nucleare, Sezione di Roma ISapienza University of RomeIstituto Nazionale di Fisica Nucleare, Sezione di TorinoUniversity of TurinUniversità degli Studi del Piemonte Orientale “Amedeo Avogadro”University of TriesteIstituto Nazionale di Fisica Nucleare, Sezione di TriesteKyungpook National UniversityKansas State UniversityUniversity of SeoulBrown UniversitySungkyunkwan UniversityTexas Tech UniversityKorea UniversityChonnam National UniversitySejong UniversityHanyang UniversitySeoul National UniversityRiga Technical UniversityVilnius UniversityUniversity of MalayaUniversidad de SonoraInstituto 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 CanterburyNational 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 PhysicsMoscow Institute of Physics and TechnologyNational Research Nuclear University MEPhIP.N. Lebedev Physical Institute of the Russian Academy of SciencesLomonosov Moscow State UniversityRutherford Appleton LaboratoryNovosibirsk State UniversityKurchatov InstituteInstitute for High Energy PhysicsNational Research Tomsk State UniversityTomsk Polytechnic UniversityUniversity of BelgradeVinča Institute of Nuclear SciencesCentro de Investigaciones Energéticas, Medioambientales y TecnológicasUniversidad Autónoma de MadridUniversidad de OviedoUniversidad de CantabriaInstituto de Física de CantabriaUniversity of RuhunaPaul Scherrer InstituteETH ZurichUniversity of ZurichNational Central UniversityNational Taiwan UniversityUniversity of California San DiegoChulalongkorn UniversityCukurova UniversityMiddle East Technical UniversityBoğaziçi UniversityIstanbul Technical UniversityInstitute for Scintillation MaterialsKharkiv Institute of Physics and TechnologyUniversity of BristolUniversity of California, DavisImperial College LondonUniversity of Puerto Rico-MayaguezBrunel University of LondonBaylor UniversityUniversity of AmericaCatholic University of AmericaUniversity of AlabamaBoston UniversityUniversity of California, Los AngelesUniversity of California, RiversideUniversity of Wisconsin–MadisonUniversity of California, Santa BarbaraUniversity of FloridaCalifornia Institute of TechnologyCarnegie Mellon UniversityUniversity of Colorado BoulderCornell UniversityMassachusetts Institute of TechnologyFlorida International UniversityFlorida State UniversityFlorida Institute of TechnologyUniversity of Illinois ChicagoUniversity of IowaJohns Hopkins UniversityLawrence Livermore National LaboratoryUniversity of Maryland, College ParkUniversity of MississippiUniversity of Nebraska–LincolnUniversity at Buffalo, State University of New YorkNortheastern UniversityUniversity of Notre DameThe Ohio State UniversityPrinceton UniversityPurdue University West LafayettePurdue University NorthwestUniversity of RochesterRutgers, The State University of New JerseyUniversity of Tennessee at KnoxvilleTexas A&M UniversityVanderbilt UniversityWayne State University

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