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Accès ouvert déclaré 2023 article

Search for direct production of electroweakinos in final states with one lepton, jets and missing transverse momentum in pp collisions at $$ \sqrt{s} $$ = 13 TeV with the ATLAS detector

6Citations signalées — pas une note de qualité
253Institutions déclarées
40Pays d’affiliation déclarés

Résumé fourni par la source

Abstract Searches for electroweak production of wino-like chargino pairs, $$ {\overset{\sim }{\chi}}_1^{+}{\overset{\sim }{\chi}}_1^{-} $$ χ ~ 1 + χ ~ 1 − , and of wino-like chargino and next-to-lightest neutralino, $$ {\overset{\sim }{\chi}}_1^{\pm }{\overset{\sim }{\chi}}_2^0 $$ χ ~ 1 ± χ ~ 2 0 , are presented. The models explored assume that the charginos decay into a W boson and the lightest neutralino, $$ {\overset{\sim }{\chi}}_1^{\pm}\to {W}^{\pm }{\overset{\sim }{\chi}}_1^0 $$ χ ~ 1 ± → W ± χ ~ 1 0 . The next-to-lightest neutralinos are degenerate in mass with the chargino and decay to $$ {\overset{\sim }{\chi}}_1^0 $$ χ ~ 1 0 and either a Z or a Higgs boson, $$ {\overset{\sim }{\chi}}_2^0\to Z{\overset{\sim }{\chi}}_1^0 $$ χ ~ 2 0 → Z χ ~ 1 0 or $$ h{\overset{\sim }{\chi}}_1^0 $$ h χ ~ 1 0 . The searches exploit the presence of a single isolated lepton and missing transverse momentum from the W boson decay products and the lightest neutralinos, and the presence of jets from hadronically decaying Z or W bosons or from the Higgs boson decaying into a pair of b-quarks. The searches use 139 fb−1 of $$ \sqrt{s} $$ s = 13 TeV proton-proton collisions data collected by the ATLAS detector at the Large Hadron Collider between 2015 and 2018. No deviations from the Standard Model expectations are found, and 95% confidence level exclusion limits are set. Chargino masses ranging from 260 to 520 GeV are excluded for a massless $$ {\overset{\sim }{\chi}}_1^0 $$ χ ~ 1 0 in chargino pair production models. Degenerate chargino and next-to-lightest neutralino masses ranging from 260 to 420 GeV are excluded for a massless $$ {\overset{\sim }{\chi}}_1^0 $$ χ ~ 1 0 for $$ {\overset{\sim }{\chi}}_2^0\to Z{\overset{\sim }{\chi}}_1^0 $$ χ ~ 2 0 → Z χ ~ 1 0 . For decays through an on-shell Higgs boson and for mass-splitting between $$ {\overset{\sim }{\chi}}_1^{\pm }/{\overset{\sim }{\chi}}_2^0 $$ χ ~ 1 ± / χ ~ 2 0 and $$ {\overset{\sim }{\chi}}_1^0 $$ χ ~ 1 0 as small as the Higgs boson mass, mass limits are improved by up to 40 GeV in the range of 200–260

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Contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.

Titre Crossref
Search for direct production of electroweakinos in final states with one lepton, jets and missing transverse momentum in pp collisions at $$ \sqrt{s} $$ = 13 TeV with the ATLAS detector
Date Crossref
27/12/2023
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 OklahomaUniversity of GöttingenTU Dortmund UniversityBrookhaven National LaboratoryMohammed V UniversityTel Aviv UniversityUniversidade Federal do Rio de JaneiroNew York UniversityIstituto Nazionale di Fisica Nucleare, Sezione di TriesteIstituto Nazionale di Fisica Nucleare, Gruppo Collegato di UdineUniversité Savoie Mont BlancJagiellonian UniversityAGH University of KrakowBrandeis UniversityUniversity of ManchesterNorthern Illinois UniversityIstanbul UniversityRutherford 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 UniversityAzerbaijan National Academy of SciencesMcGill UniversityRoyal Holloway University of LondonUniversity of Science and Technology of ChinaIstituto Nazionale di Fisica Nucleare, Roma Tor VergataUniversitat de ValènciaInstituto de Física CorpuscularUniversity of Hassan II CasablancaWeizmann Institute of ScienceLund UniversityWaseda UniversityUniversity of BonnBoğaziçi UniversityColumbia UniversityIstituto Nazionale di Fisica Nucleare, Sezione di BolognaUniversity of VictoriaIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di FrascatiInstitut polytechnique de GrenobleUniversité Grenoble AlpesUniversity of EdinburghArgonne National LaboratoryHoria Hulubei National Institute for R and D in Physics and Nuclear EngineeringNational Technical University of AthensUniversity of GenevaLancaster UniversityUniversity of LiverpoolStony Brook UniversityIstituto 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 MadridLudwig-Maximilians-Universität MünchenUniversity of MichiganLIP - Laboratory of Instrumentation and Experimental Particle PhysicsUniversity of OsloUniversity of SheffieldThe University of Texas at AustinStockholm UniversityNational and Kapodistrian University of AthensIstituto Nazionale di Fisica Nucleare, Sezione di PisaIstituto Nazionale di Fisica Nucleare, Sezione di Roma IHigh Energy Accelerator Research OrganizationThe University of TokyoDeutsches Elektronen-Synchrotron DESYHumboldt-Universität zu BerlinInstitute of Nuclear Physics, Polish Academy of SciencesDuke UniversityInstitute 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 California, IrvineUniversity of Cape TownUniversity of Illinois Urbana-ChampaignUniversité Mohammed VI PolytechniqueUniversity of PennsylvaniaCzech Technical University in PragueSlovak Academy of SciencesInstitute of Experimental Physics of the Slovak Academy of SciencesCommissariat à l'Énergie Atomique et aux Énergies AlternativesCEA Paris-SaclayInstitut de Recherche sur les Lois Fondamentales de l'UniversAristotle University of ThessalonikiCarleton UniversityQueen Mary University of LondonYale UniversityUniversity of BelgradeThe University of Texas at ArlingtonNanjing UniversityUniversity of BolognaHeidelberg UniversityUniversity of CambridgeUniversity of PittsburghThe University of MelbourneUniversity of GenoaMax Planck Institute for PhysicsSLAC National Accelerator LaboratoryPalacký University OlomoucChinese Academy of SciencesInstitute of High Energy PhysicsUniversity College LondonTRIUMFUniversity of GlasgowUniversity of SiegenUniversidad de Buenos AiresInstituto de Física de Buenos AiresFundación Ciencias Exactas y NaturalesUniversité Paris CitéSorbonne UniversitéLaboratoire de Physique Nucléaire et de Hautes ÉnergiesTufts UniversityUniversity of BernIstinye UniversityUniversidade do Estado do Rio de JaneiroUnited Arab Emirates UniversityUniversity of BergenUppsala UniversityLawrence Berkeley National LaboratoryLaboratoire AstroParticule et CosmologieCharles UniversityTechnische Universität DresdenUniversity of JohannesburgUniversity of WürzburgOklahoma State UniversityUniversity of OregonIstituto Nazionale di Fisica Nucleare, Sezione di Roma TreGaziantep UniversityUniversity of CalabriaUniversity of OxfordUniversité Clermont AuvergneLaboratoire de Physique de Clermont AuvergneThe Ohio State UniversityUniversity of WuppertalUniversity of Massachusetts AmherstSimon Fraser UniversityBoston UniversityMichigan State UniversityJustus-Liebig-Universität GießenUniversity of Chinese Academy of SciencesAnkara UniversityIndiana University BloomingtonUniversity of CopenhagenRadboud University NijmegenUniversity of the WitwatersrandUniversity of TorontoIstituto Nazionale di Fisica Nucleare, Sezione di LecceUniversidade Federal de Juiz de ForaUniversity of Wisconsin–MadisonTbilisi State UniversityTsinghua UniversityChinese University of Hong KongUniversity of ArizonaNational 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 GenovaIstituto Nazionale di Fisica Nucleare, Trento Institute for Fundamental Physics And ApplicationsYork UniversitySouthern Methodist UniversityPontificia Universidad Católica de ChileFermi National Accelerator LaboratoryUniversity of ChicagoUniversidade de São PauloUniversité Ibn-TofailLouisiana Tech UniversityShandong UniversityThe University of AdelaideUniversity of the Philippines DilimanUniversity of IowaUniversity of New MexicoNational Centre of Scientific Research "Demokritos"University of WarwickInstitute of PhysicsUniversity of AlbertaUniversity of GeorgiaWest University of TimişoaraCalifornia State University, FresnoUniversity of British ColumbiaShanghai Jiao Tong UniversityShinshu UniversityIowa State UniversityKobe UniversityThe University of OsakaUniversitatea Națională de Știință și Tehnologie Politehnica BucureștiInstitute of Physics, Academia SinicaUniversity of Hong KongThe University of Texas at DallasTokyo Institute of TechnologyUniversity of TarapacáTechnion – Israel Institute of TechnologyKyoto UniversityUniversität InnsbruckHong Kong University of Science and TechnologyKTH Royal Institute of TechnologyUniversity of MilanUniversity of SalentoCentro Nacional de MicroelectrónicaInstitut de Microelectrònica de BarcelonaSapienza University of RomeUniversity of PaviaUniversity of TrentoUniversity of PisaUniversity of UdineRoma Tre UniversityThe University of SydneyUniversidad Andrés BelloKyushu UniversityUniversity of Colorado BoulderTransylvania University of BrașovNational Institute for Research and Development of Isotopic and Molecular TechnologiesUniversity of Rome Tor VergataUniversidad Antonio NariñoUniversidad Nacional de ColombiaUniversity of SharjahUniversity of TsukubaThe Abdus Salam International Centre for Theoretical Physics (ICTP)Bulgarian Academy of SciencesInstitute for Nuclear Research and Nuclear EnergyTOBB University of Economics and TechnologyUniversität HamburgUniversité Toulouse III - Paul SabatierUniversité Fédérale de Toulouse Midi-PyrénéesInstitute of Physics and TechnologyUniversity of La SerenaUniversity of California, BerkeleyUniversity of CoimbraTechnical University of Munich

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