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Accès ouvert déclaré 2023 article

Search for a new heavy scalar particle decaying into a Higgs boson and a new scalar singlet in final states with one or two light leptons and a pair of τ-leptons with the ATLAS detector

6Citations signalées, ce qui n’est pas une note de qualité
292Institutions déclarées
43Pays d’affiliation déclarés

Rattachement africain : fr, us, de, Maroc, il, br, gb, it, pl, ca, tr, ch, es, ro, az, cn, se, jp, cz, gr, tw, ec, cl, ar, pt, no, nl, bd, sk, Afrique du Sud, rs, au, ps, ae, dk, ge, hk, si, ph, at, co, bg, mn. Niveau de preuve : code pays fourni par la source.

Le résumé fourni par la source

A bstract A search for a new heavy scalar particle X decaying into a Standard Model (SM) Higgs boson and a new singlet scalar particle S is presented. The search uses a proton-proton ( pp ) collision data sample with an integrated luminosity of 140 fb − 1 recorded at a centre-of-mass energy of $$ \sqrt{s} $$ s = 13 TeV with the ATLAS detector at the Large Hadron Collider. The most sensitive mass parameter space is explored in X mass ranging from 500 to 1500 GeV, with the corresponding S mass in the range 200–500 GeV. The search selects events with two hadronically decaying τ -lepton candidates from H → τ + τ − decays and one or two light leptons ( ℓ = e , μ ) from S → VV ( V = W , Z ) decays while the remaining V boson decays hadronically or to neutrinos. A multivariate discriminant based on event kinematics is used to separate the signal from the background. No excess is observed beyond the expected SM background and 95% confidence level upper limits between 72 fb and 542 fb are derived on the cross-section σ ( pp → X → SH ) assuming the same SM-Higgs boson-like decay branching ratios for the S → VV decay. Upper limits on the visible cross-sections σ ( pp → X → SH → WWττ ) and σ ( pp → X → SH → ZZττ ) are also set in the ranges 3–26 fb and 6–33 fb, respectively.

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Le contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.

Titre Crossref
Search for a new heavy scalar particle decaying into a Higgs boson and a new scalar singlet in final states with one or two light leptons and a pair of τ-leptons with the ATLAS detector
Date Crossref
03/10/2023
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 il ne compte pas comme une seconde source scientifique indépendante.

Les institutions déclarées

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 JaneiroTechnion – Israel Institute of TechnologyNew York UniversityKing's College LondonIstituto Nazionale di Fisica Nucleare, Sezione di TriesteIstituto Nazionale di Fisica Nucleare, Gruppo Collegato di UdineUniversité Savoie Mont BlancJagiellonian UniversityAGH University of KrakowUniversity of TorontoBrandeis UniversityUniversity of ManchesterNorthern Illinois UniversityIstanbul UniversityRutherford Appleton LaboratoryUniversity of California, Santa CruzEuropean Organization for Nuclear ResearchInstitute for High Energy PhysicsBarcelona Institute of Science and TechnologyInstitute of Science and TechnologyUniversity of PaviaIstituto 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 ChinaUniversity of Rome Tor VergataIstituto Nazionale di Fisica Nucleare, Roma Tor VergataUniversitat de ValènciaInstituto de Física CorpuscularUniversity of Hassan II CasablancaWeizmann Institute of ScienceLund UniversityWaseda UniversityUniversity of BonnColumbia 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 EngineeringFZU ‒ Institute of Physics of the Academy of Sciences of the Czech RepublicNational Technical University of AthensUniversity of GenevaCzech Technical University in PragueLancaster UniversityAcademia SinicaUniversity of LiverpoolStony Brook UniversityIstituto Nazionale di Fisica Nucleare, Sezione di MilanoUniversité Paris-SaclayLaboratoire de Physique des 2 Infinis Irène Joliot-CurieUniversity of SussexUniversidad Técnica Federico Santa MaríaFederico 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 UniversityUniversity of MilanNational and Kapodistrian University of AthensLawrence Livermore National LaboratoryIstituto 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 BerlinDuke UniversityInstitute of Particle PhysicsUniversité de MontréalUniversity of FreiburgNational Institute for Subatomic PhysicsUniversity of AmsterdamSapienza University of RomeObayashi (Japan)Nagoya UniversityOtsuka (Japan)Ochanomizu UniversityHarvard UniversityHarvard University PressMohamed I UniversityPremier UniversityComenius University BratislavaUniversity of California, IrvineUniversity of Cape TownUniversity of Illinois Urbana-ChampaignUniversity of Illinois SystemThe Polytechnic University of JapanUniversité Mohammed VI PolytechniqueSlovak 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'UniversUniversity of ThessalyAristotle University of ThessalonikiCarleton UniversityQueen Mary University of LondonYale UniversityUniversity of BelgradeThe University of Texas at ArlingtonNanjing UniversityUniversity of BolognaHeidelberg UniversityUniversity of CambridgeInstitute of Nuclear Physics, Polish Academy of SciencesUniversity of PittsburghThe University of MelbourneIstituto Nazionale di Fisica Nucleare, Sezione di GenovaUniversity of GenoaMax Planck Institute for PhysicsSLAC National Accelerator LaboratoryPalacký University OlomoucChinese Academy of SciencesUniversity of OxfordInstitute of High Energy PhysicsUniversity College LondonAn-Najah National UniversityTRIUMFUniversity of GlasgowUniversity of SiegenUniversidad de Buenos AiresInstituto de Física de Buenos AiresFundación Ciencias Exactas y NaturalesUniversité Paris CitéSorbonne UniversitéSorbonne Paris CitéLaboratoire de Physique Nucléaire et de Hautes ÉnergiesTufts UniversityUniversity of BernUniversity of FribourgUniversity of WarwickIstinye 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 UniversityOklahoma State University Oklahoma CityUniversity of Colorado BoulderUniversity of OregonIstituto Nazionale di Fisica Nucleare, Sezione di Roma TreGaziantep UniversityUniversity of CalabriaUniversité 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 BloomingtonIndiana UniversityUniversity of PisaUniversity of CopenhagenWestmont CollegeRadboud University NijmegenUniversity of the WitwatersrandUniversitat Autònoma de BarcelonaUniversity of MinhoBoğaziçi UniversityUniversity of SalentoIstituto Nazionale di Fisica Nucleare, Sezione di LecceUniversidade Federal de Juiz de ForaUniversity of Wisconsin–MadisonTbilisi State UniversityShanghai Jiao Tong UniversityCollaborative Innovation Center of Quantum MatterTsinghua UniversityChinese University of Hong KongUniversity of ArizonaNational Tsing Hua UniversityUniversity of LjubljanaJožef Stefan InstituteJožef Stefan International Postgraduate SchoolBen-Gurion University of the NegevUniversity of UdineUniversity of LisbonParthenope University of NaplesUniversity of British ColumbiaUniversity of TrentoIstituto Nazionale di Fisica Nucleare, Trento Institute for Fundamental Physics And ApplicationsCalifornia University of PennsylvaniaUniversity of PennsylvaniaYork UniversitySouthern Methodist UniversityRoma Tre UniversityPontificia Universidad Católica de ChileMillennium InstituteFermi National Accelerator LaboratoryUniversity of ChicagoUniversidade de São PauloUniversité Ibn-TofailLouisiana Tech UniversityShandong UniversityThe University of AdelaideCity University of New YorkUniversity of CoimbraUniversity of the Philippines DilimanUniversity of the AegeanUniversity of IowaStanford UniversityUniversity of New MexicoNational Centre of Scientific Research "Demokritos"Institute of PhysicsUniversity of AlbertaCentro Ricerche Enrico FermiUniversity of GeorgiaWest University of TimişoaraCalifornia State University SystemCalifornia State University, FresnoInstitució Catalana de Recerca i Estudis AvançatsUniversity of TsukubaShinshu UniversityŌtani UniversityTokyo Institute of TechnologyIowa State UniversityTechnical University of MunichKobe UniversityThe University of OsakaUniversitatea Națională de Știință și Tehnologie Politehnica BucureștiInstitute of Physics, Academia SinicaUniversity of Hong KongYeditepe UniversityThe University of Texas at DallasIlia State UniversityUniversity of TarapacáKyoto UniversityUniversität InnsbruckUniversidad Andrés BelloHellenic Open UniversityKTH Royal Institute of TechnologyPeking UniversityHong Kong University of Science and TechnologySun Yat-sen UniversityCentro Nacional de MicroelectrónicaInstitut de Microelectrònica de BarcelonaUniversité Toulouse III - Paul SabatierUniversité Fédérale de Toulouse Midi-PyrénéesUniversidad Antonio NariñoThe University of SydneyKyushu UniversityTransylvania University of BrașovNational Institute for Research and Development of Isotopic and Molecular TechnologiesUniversidad Nacional de ColombiaUniversity of SharjahThe Abdus Salam International Centre for Theoretical Physics (ICTP)Bulgarian Academy of SciencesInstitute for Nuclear Research and Nuclear EnergyWashington CollegeTOBB University of Economics and TechnologyUniversität HamburgInstitute of Physics and TechnologyUniversity of La SerenaUniversity of California SystemUniversity of California, Berkeley

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

Les sujets associés

Particle physics theoretical and experimental studiesNeutrino Physics ResearchQuantum Chromodynamics and Particle Interactions

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