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Search for supersymmetry in events with at least three electrons or muons, jets, and missing transverse momentum in proton-proton collisions at s = 13 $$ \sqrt{s}=13 $$ TeV

21Citations signalées — pas une note de qualité
191Institutions déclarées
42Pays d’affiliation déclarés

Résumé fourni par la source

A search for new physics is carried out in events with at least three electrons or muons in any combination, jets, and missing transverse momentum. Results are based on the sample of proton-proton collision data produced by the LHC at a center-of-mass energy of 13 TeV and collected by the CMS experiment in 2016. The data sample analyzed corresponds to an integrated luminosity of 35.9 fb$^{-1}$. Events are classified according to the number of b jets, missing transverse momentum, hadronic transverse momentum, and the invariant mass of same-flavor dilepton pairs with opposite charge. No significant excess above the expected standard model background is observed. Exclusion limits at 95% confidence level are computed for four different supersymmetric simplified models with pair production of gluinos or third-generation squarks. In the model with gluino pair production, with subsequent decays into a top quark-antiquark pair and a neutralino, gluinos with masses smaller than 1610 GeV are excluded for a massless lightest supersymmetric particle. In the case of bottom squark pair production, the bottom squark masses are excluded up to 840 GeV for charginos lighter than 200 GeV. For a simplified model of heavy top squark pair production, the $\mathrm{\widetilde{\text{t}}_2}$ mass is excluded up to 720, 780, or 710 GeV for models with an exclusive $\mathrm{\widetilde{\text{t}}_2}\rightarrow\mathrm{\widetilde{\text{t}}_1}\mathrm{H}$ decay, an exclusive $\mathrm{\widetilde{\text{t}}_2}\rightarrow\mathrm{\widetilde{\text{t}}_1}\mathrm{Z}$ decay, or an equally probable mix of those two decays. In order to provide a simplified version of the analysis for easier interpretation, a small set of aggregate signal regions also has been defined, providing a compromise between simplicity and analysis sensitivity.

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Contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.

Titre Crossref
Search for supersymmetry in events with at least three electrons or muons, jets, and missing transverse momentum in proton-proton collisions at s = 13 $$ \sqrt{s}=13 $$ TeV
Date Crossref
01/02/2018
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 PhysicsUniversity of AntwerpVrije Universiteit BrusselUniversité Libre de BruxellesGhent University HospitalUCLouvainUniversity of MonsCentro 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 PhysicsPeking UniversityUniversidad de Los AndesUniversity of SplitRuđer Bošković InstituteUniversity of CyprusCharles UniversityUniversidad 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 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 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 UniversityUniversity of DelhiSaha Institute of Nuclear PhysicsIndian Institute of Technology MadrasBhabha Atomic Research CentreTata Institute of Fundamental ResearchIndian Institute of Science Education and Research PuneInstitute for Research in Fundamental SciencesUniversity College DublinIstituto 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 GenovaIstituto Nazionale di Fisica Nucleare, Sezione di Milano BicoccaIstituto 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 TriesteIstituto Nazionale di Fisica Nucleare, Sezione di TriesteUniversity of PaduaKyungpook National UniversityChonnam National UniversityHanyang UniversityKorea UniversitySeoul National 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 PhysicsMoscow Institute of Physics and TechnologyNational Research Nuclear University MEPhIP.N. Lebedev Physical Institute of the Russian Academy of SciencesLomonosov Moscow State UniversityNovosibirsk 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 UniversityInstitute for Scintillation MaterialsKharkiv Institute of Physics and TechnologyUniversity of BristolRutherford Appleton LaboratoryImperial College LondonBrunel University of LondonBaylor UniversityUniversity of AmericaCatholic University of AmericaUniversity of AlabamaBoston UniversityBrown 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 BoulderUniversity of Colorado SystemCornell 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 ResearchDark Matter and Cosmic Phenomena

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