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Accès ouvert déclaré 2019 article

Search for excited electrons singly produced in proton–proton collisions at $$\sqrt{s} ~=~13~\text {Te}\text {V}$$ with the ATLAS experiment at the LHC

9Citations signalées, ce qui n’est pas une note de qualité
256Institutions déclarées
39Pays d’affiliation déclarés

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Le résumé fourni par la source

Abstract A search for excited electrons produced inppcollisions at $$\sqrt{s}$$ s = 13 $$\text {Te}\text {V}$$ Te via a contact interaction $$q{\bar{q}}\rightarrow ee^*$$ qq¯→ee∗ is presented. The search uses 36.1 fb $$^{-1}$$ -1 of data collected in 2015 and 2016 by the ATLAS experiment at the Large Hadron Collider. Decays of the excited electron into an electron and a pair of quarks ( $$eq{\bar{q}}$$ eqq¯ ) are targeted in final states with two electrons and two hadronic jets, and decays via a gauge interaction into a neutrino and a $$W$$ W boson ( $$\nu W$$ νW ) are probed in final states with an electron, missing transverse momentum, and a large-radius jet consistent with a hadronically decaying $$W$$ W boson. No significant excess is observed over the expected backgrounds. Upper limits are calculated for the $$pp \rightarrow ee^*\rightarrow eeq{\bar{q}} $$ pp→ee∗→eeqq¯ and $$pp \rightarrow ee^*\rightarrow e\nu W $$ pp→ee∗→eνW production cross sections as a function of the excited electron mass $$m_{e^*}$$ me∗ at 95% confidence level. The limits are translated into lower bounds on the compositeness scale parameter $$\Lambda $$ Λ of the model as a function of $$m_{e^*}$$ me∗ . For $$m_{e^*} <0.5$$ me∗<0.5 $$\text {Te}\text {V}$$ Te , the lower bound for $$\Lambda $$ Λ is 11 $$\text {Te}\text {V}$$ Te . In the special case of $$m_{e^*} =\Lambda $$ me∗=Λ , the values of $$m_{e^*} <4.8$$ me∗<4.8 $$\text {Te}\text {V}$$ Te are excluded. The presented limits on $$\Lambda $$ Λ are more stringent than those obtained in previous searches.

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Le contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.

Titre Crossref
Search for excited electrons singly produced in proton–proton collisions at $$\sqrt{s} ~=~13~\text {Te}\text {V}$$ with the ATLAS experiment at the LHC
Date Crossref
01/09/2019
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

Mohamed I UniversityEuropean Organization for Nuclear ResearchCentre National de la Recherche ScientifiqueAix-Marseille UniversitéCentre de physique des particules de MarseilleInstitut National de Physique Nucléaire et de Physique des ParticulesUniversity of Massachusetts AmherstThe University of AdelaideUniversité Paris-SudUniversité Paris-SaclayRoyal Holloway University of LondonUniversity of TorontoUniversity of CopenhagenUniversity of SussexTel Aviv UniversityTechnion – Israel Institute of TechnologyArgonne National LaboratoryIstituto Nazionale di Fisica Nucleare, Sezione di TriesteIstituto Nazionale di Fisica Nucleare, Gruppo Collegato di UdineThe University of TokyoBrookhaven National LaboratoryAGH University of KrakowNorthern Illinois UniversityLudwig-Maximilians-Universität MünchenBoğaziçi UniversityRutherford Appleton LaboratoryUniversity of California, Santa CruzAlexandru Ioan Cuza UniversityLIP - Laboratory of Instrumentation and Experimental Particle PhysicsJoint Institute for Nuclear ResearchIstituto Nazionale di Fisica Nucleare, Roma Tor VergataKyoto UniversityLund UniversityUniversity of GenevaP.N. Lebedev Physical Institute of the Russian Academy of SciencesIstituto Nazionale di Fisica Nucleare, Sezione di BolognaUniversity of BolognaUniversity of VictoriaConsejo Nacional de Investigaciones Científicas y TécnicasInstituto de Física La PlataUniversidad Nacional de La PlataRadboud University NijmegenNational Institute for Subatomic PhysicsHoria Hulubei National Institute for R and D in Physics and Nuclear EngineeringHumboldt-Universität zu BerlinNational Technical University of AthensUniversity of OklahomaIstituto Nazionale di Fisica Nucleare, Sezione di MilanoFermi National Accelerator LaboratoryUniversity of ChicagoUniversity of WashingtonUniversity of OregonUniversity of BirminghamIstituto Nazionale di Fisica Nucleare, Sezione di NapoliUniversity of GlasgowUniversitat de ValènciaInstituto de Física CorpuscularUniversidade Federal do Rio de JaneiroMcGill UniversityUniversity of OxfordBrandeis UniversityUniversity of MichiganDeutsches Elektronen-Synchrotron DESYUniversity of SheffieldCommissariat à l'Énergie Atomique et aux Énergies AlternativesCEA Paris-SaclayInstitut de Recherche sur les Lois Fondamentales de l'UniversThe University of Texas at AustinHeidelberg UniversityUniversity of BernUniversité Clermont AuvergneLaboratoire de Physique de Clermont AuvergneUniversity of AmsterdamColumbia UniversitySiberian Branch of the Russian Academy of SciencesBudker Institute of Nuclear PhysicsIstituto Nazionale di Fisica Nucleare, Sezione di PisaIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di FrascatiUniversity of California, IrvineIstituto Nazionale di Fisica Nucleare, Sezione di Roma IHigh Energy Accelerator Research OrganizationMichigan State UniversityDuke UniversityInstitute of Particle PhysicsUniversité de MontréalUniversity of IowaQueen Mary University of LondonJohannes Gutenberg University MainzHarvard UniversityUppsala UniversityComenius University BratislavaUniversity of Cape TownUniversity of Illinois Urbana-ChampaignUniversity of SiegenCzech Technical University in PragueUniversity of Science and Technology of ChinaChinese Academy of SciencesInstitute of High Energy PhysicsYork UniversityIstituto Nazionale di Fisica Nucleare, Sezione di LecceStockholm UniversityInstitute of Nuclear Physics, Polish Academy of SciencesSimon Fraser UniversityYale UniversityThe University of Texas at ArlingtonThe University of SydneyWeizmann Institute of ScienceUniversity of BonnUniversity of Wisconsin–MadisonUniversity of WuppertalThe University of MelbourneUniversity of GenoaMax Planck Institute for PhysicsSLAC National Accelerator LaboratoryShanghai Jiao Tong UniversityLawrence Berkeley National LaboratoryUniversity of California, BerkeleyUniversidad Autónoma de MadridLancaster UniversityMohammed V UniversityUniversity of CambridgeCalifornia State University SystemThe Ohio State UniversityDélégation Paris 7Université Paris CitéSorbonne UniversitéSorbonne Paris CitéLaboratoire de Physique Nucléaire et de Hautes ÉnergiesTufts UniversityUniversity of GöttingenUniversity of FreiburgGaziantep UniversityBahçeşehir UniversityStony Brook UniversityUniversität InnsbruckNational and Kapodistrian University of AthensCarleton UniversityNational Research Nuclear University MEPhIUniversity of Hassan II CasablancaUniversité Savoie Mont BlancUniversité Grenoble AlpesUniversity of ArizonaUniversity of ManchesterUniversity of PittsburghIstituto Nazionale di Fisica Nucleare, Sezione di Roma TreTechnische Universität DresdenBoston UniversityPontificia Universidad Católica de ChileLomonosov Moscow State UniversityUniversity of LiverpoolKurchatov InstituteInstitute for High Energy PhysicsInstitute for High Energy PhysicsUniversidad de Buenos AiresUniversity of JohannesburgTokyo Metropolitan UniversityFederico Santa María Technical UniversitySlovak Academy of SciencesInstitute of Experimental Physics of the Slovak Academy of SciencesUniversity of BergenUniversity of OsloTU Dortmund UniversityUniversity College LondonInstitute of Physics, Academia SinicaUniversity at Albany, State University of New YorkAnkara UniversityIndiana University BloomingtonOklahoma State UniversityUniversity of CalabriaChinese University of Hong KongIstanbul Bilgi UniversityUniversidade Federal de Juiz de ForaTbilisi State UniversityTRIUMFIowa State UniversityNanjing UniversityTsinghua UniversityUniversity of Chinese Academy of SciencesNational Tsing Hua UniversityAristotle University of ThessalonikiFZU ‒ Institute of Physics of the Academy of Sciences of the Czech RepublicPalacký University OlomoucUniversity of LjubljanaJožef Stefan InstituteJožef Stefan International Postgraduate SchoolUniversity of EdinburghIstituto Nazionale di Fisica Nucleare, Sezione di GenovaInstitut polytechnique de GrenobleUniversity of British ColumbiaNew York UniversityUniversity of PennsylvaniaShandong UniversityCadi Ayyad UniversityCharles UniversitySouthern Methodist UniversityFederal University of São João del-ReiUniversidade de São PauloJustus-Liebig-Universität GießenUniversity of WarwickPetersburg Nuclear Physics InstituteIstituto Nazionale di Fisica Nucleare, Sezione di PaviaIstituto Nazionale di Fisica Nucleare, Trento Institute for Fundamental Physics And ApplicationsNagasaki Institute of Applied ScienceInstitute for Theoretical and Experimental PhysicsUniversity of AlbertaWest University of TimişoaraUniversity of New MexicoUniversity of TsukubaUniversity of WürzburgNational Academy of Sciences of BelarusB.I. Stepanov Institute of PhysicsShinshu UniversityUniversity of the WitwatersrandThe University of OsakaObayashi (Japan)Nagoya UniversityBelarusian State UniversityTokyo Institute of TechnologyThe University of Texas at DallasWaseda UniversityKobe UniversityKyushu UniversityAzerbaijan National Academy of SciencesNational Research Tomsk State UniversityUniversity of UdineOtsuka (Japan)Ochanomizu UniversityUniversity of BelgradeIstanbul Aydın UniversityUniversity of MilanSapienza University of RomeHong Kong University of Science and TechnologyUniversity of PaviaUniversity of Hong KongUniversity of SalentoUniversidad Antonio NariñoKTH Royal Institute of TechnologyUniversity of Rome Tor VergataUniversity of PisaA. Alikhanyan National LaboratoryHiroshima Institute of TechnologyOkayama University of ScienceRoma Tre UniversityJagiellonian UniversityInstitute of PhysicsNational Institute for Research and Development of Isotopic and Molecular TechnologiesCentre de Calcul de l’Institut National de Physique Nucléaire et de Physique des ParticulesUniversity of TrentoLouisiana Tech UniversityThe Abdus Salam International Centre for Theoretical Physics (ICTP)Novosibirsk State UniversityTOBB University of Economics and TechnologyKyoto University of EducationUniversity of LisbonTransylvania University of BrașovUniversity of Coimbra

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Les sujets associés

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

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