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Accès ouvert déclaré 2025 article

Estimation of backgrounds from jets misidentified as $$\tau $$-leptons using the Universal Fake Factor method with the ATLAS detector

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271Institutions déclarées
45Pays d’affiliation déclarés

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Le résumé fourni par la source

Abstract Processes with $$\tau $$ τ -leptons in the final state are important for Standard Model measurements and searches for physics beyond the Standard Model. The ATLAS experiment at the Large Hadron Collider observes $$\tau $$ τ -leptons produced in proton–proton collisions only through their decay products. Data analyses involving hadronically decaying $$\tau $$ τ -leptons face challenges due to backgrounds from jets misidentified as $$\tau $$ τ -leptons that are not modelled reliably by Monte Carlo simulations. Data-driven methods such as the fake-factor method allow such misidentified backgrounds to be predicted by measuring transfer factors, known as fake factors, in data from dedicated regions. This paper describes a refined technique for determining the fake factors, the Universal Fake Factor method. It evaluates the fake factors for a signal region by using fake factors from samples enriched in different sources of jets misidentified as $$\tau $$ τ -leptons (light-quark, gluon, b -quark, and pile-up jets). Each fake factor is calculated as a linear combination of fake factors measured in these different enriched samples. For the full Run 2 data set, the systematic uncertainty of the calculated fake factors, evaluated using $$W(\mu \nu )$$ W ( μ ν ) enriched event sample, ranges from 15 to 35% depending on the $$\tau $$ τ -lepton’s transverse momentum and charged-particle decay multiplicity.

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Le contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.

Titre Crossref
Estimation of backgrounds from jets misidentified as $$\tau $$-leptons using the Universal Fake Factor method with the ATLAS detector
Date Crossref
19/12/2025
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

Aix-Marseille UniversitéCentre de physique des particules de MarseilleInstitut National de Physique Nucléaire et de Physique des ParticulesUniversity of BergenUniversity of OklahomaNew York UniversityUniversity of GöttingenTU Dortmund UniversityBrookhaven National LaboratorySouthern Methodist UniversityMohammed V UniversityTel Aviv UniversityKing's College LondonIstituto Nazionale di Fisica Nucleare, Sezione di TriesteHeidelberg UniversityLaboratoire d’Annecy de Physique des ParticulesUniversité Savoie Mont BlancJagiellonian UniversityAGH University of KrakowSLAC National Accelerator LaboratoryUniversity of ManchesterNorthern Illinois UniversityIstanbul UniversityRutherford Appleton LaboratoryUniversity of California, Santa CruzUniversity of ChicagoBarcelona Institute of Science and TechnologyInstitute of Science and TechnologyJohannes Gutenberg University MainzAlexandru Ioan Cuza UniversityAzerbaijan National Academy of SciencesEuropean Organization for Nuclear ResearchRoyal Holloway University of LondonZhengzhou UniversityUniversity of Rome Tor VergataIstituto Nazionale di Fisica Nucleare, Roma Tor VergataUniversitat de ValènciaUniversity of Hassan II CasablancaLund UniversityStony Brook UniversityWaseda UniversityUniversity of BonnBoğaziçi UniversityIstituto Nazionale di Fisica Nucleare, Sezione di BolognaUniversity of VictoriaIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di FrascatiInstitut polytechnique de GrenobleCentre National de la Recherche ScientifiqueLaboratoire de Physique Subatomique et de CosmologieUniversité Grenoble AlpesUniversity of EdinburghOklahoma State University Oklahoma CityHoria 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 GenevaUniversity of WarwickCzech Technical University in PragueIslamic UniversityLancaster UniversityCalifornia State University SystemUniversity of LiverpoolUniversity of JohannesburgIstituto Nazionale di Fisica Nucleare, Sezione di MilanoUniversité Paris-SaclayLaboratoire de Physique des 2 Infinis Irène Joliot-CurieUniversity of SussexUniversity of BirminghamIstituto Nazionale di Fisica Nucleare, Sezione di NapoliConsejo Nacional de Investigaciones Científicas y TécnicasUniversidad Nacional de La PlataUniversity of WashingtonUniversidade Federal do Rio de JaneiroMcGill UniversityLudwig-Maximilians-Universität MünchenUniversity of MichiganUniversity of FreiburgUniversity of TorontoLIP - Laboratory of Instrumentation and Experimental Particle PhysicsAristotle University of ThessalonikiHigh Energy Accelerator Research OrganizationUniversity of OsloUniversity of SheffieldThe University of Texas at AustinUniversity of GlasgowUniversity of MilanNational and Kapodistrian University of AthensColumbia UniversityIstituto Nazionale di Fisica Nucleare, Sezione di PisaIstituto Nazionale di Fisica Nucleare, Sezione di Roma IThe University of TokyoDeutsches Elektronen-Synchrotron DESYBrandeis UniversityInstitute of Nuclear Physics, Polish Academy of SciencesDuke UniversityUniversité de MontréalSapienza University of RomeNagoya UniversityOchanomizu UniversityComenius University BratislavaUniversity of California, IrvineUniversity of Cape TownThe Polytechnic University of JapanUniversité Mohammed VI PolytechniqueCalifornia University of PennsylvaniaUniversité Clermont AuvergneSlovak 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 ThessalyCarleton UniversityTechnische Universität DresdenHumboldt-Universität zu BerlinQueen Mary University of LondonYale UniversityUniversity of BelgradeThe University of Texas at ArlingtonUniversity of BolognaUniversity of CambridgeUnited Arab Emirates UniversityUniversity of PittsburghThe University of MelbourneUniversity of California SystemNational Institute for Subatomic PhysicsMax Planck Institute for PhysicsPalacký University OlomoucUniversity of Science and Technology of ChinaUniversity of OxfordUniversity College LondonUniversidad Autónoma de MadridChinese Academy of SciencesAn-Najah National UniversityUniversity of British ColumbiaUniversität InnsbruckUniversidad de Buenos AiresUniversité Paris CitéSorbonne UniversitéSorbonne Paris CitéLaboratoire de Physique Nucléaire et de Hautes ÉnergiesTufts UniversityUniversity of BernUniversity of FribourgIstinye UniversityUniversidade do Estado do Rio de JaneiroHarvard University PressUppsala UniversityLawrence Berkeley National LaboratoryLaboratoire AstroParticule et CosmologieUniversity of WürzburgIstituto Nazionale di Fisica Nucleare, Sezione di Roma TreUniversity of WuppertalGaziantep UniversityWeizmann Institute of ScienceUniversity of SiegenIstituto Nazionale di Fisica Nucleare, Sezione di GenovaUniversity of GenoaThe Ohio State UniversityUniversity of TrentoIstituto Nazionale di Fisica Nucleare, Trento Institute for Fundamental Physics And ApplicationsMichigan State UniversityIndiana UniversityYork UniversityStockholm UniversityUniversity of Illinois SystemSimon Fraser UniversityJustus-Liebig-Universität GießenUniversity of Chinese Academy of SciencesNanjing UniversityAnkara UniversityUniversity of CopenhagenUniversity of CalabriaWestmont CollegeRadboud University NijmegenUniversidad Técnica Federico Santa MaríaUniversitat Autònoma de BarcelonaUniversity of MinhoUniversidad Nacional de ColombiaUniversidade Federal de Juiz de ForaUniversity of PisaTbilisi State UniversityArgonne National LaboratoryShanghai Jiao Tong UniversityKyoto UniversityCollaborative Innovation Center of Quantum MatterTsinghua UniversityChinese University of Hong KongUniversity of ArizonaNational Tsing Hua UniversityIstituto Nazionale di Fisica Nucleare, Sezione di LecceSofia University "St. Kliment Ohridski"University of LjubljanaUniversity of UdineUniversity of LisbonParthenope University of NaplesInstitute of Particle PhysicsUniversity of PaviaIstituto Nazionale di Fisica Nucleare, Sezione di PaviaAcademia SinicaUniversity of SalentoBolu Abant İzzet Baysal UniversityRoma Tre UniversityPontificia Universidad Católica de ChileMillennium InstituteKTH Royal Institute of TechnologyUniversity of BucharestUniversidade Federal da BahiaUniversité Ibn-TofailUniversity of Hong KongLouisiana Tech UniversityShandong UniversityCentro Nacional de MicroelectrónicaInstitut de Microelectrònica de BarcelonaThe University of AdelaideCity University of New YorkUniversity of CoimbraUniversity of the Philippines DilimanUniversity of the AegeanUniversity of SharjahUniversity of the WitwatersrandNational Centre of Scientific Research "Demokritos"University of AlbertaWest University of TimişoaraInstitució Catalana de Recerca i Estudis AvançatsSun Yat-sen UniversityHenan UniversityA. Alikhanyan National LaboratoryŌtani UniversityTechnical University of MunichUniversity of TsukubaNational University of Science and TechnologyAzerbaijan State University of EconomicsUniversidade de São PauloUniversity of La SerenaYeditepe UniversityIlia State UniversityUniversity of TarapacáTechnion – Israel Institute of TechnologyIowa State UniversityUniversidad Andrés BelloKobe UniversityUniversity of the Western CapeHellenic Open UniversityPeking UniversityHong Kong University of Science and TechnologyUniversity of South AfricaStellenbosch UniversityUniversity of IowaLaboratoire des 2 Infinis ToulouseUniversité Toulouse III - Paul SabatierUniversité Fédérale de Toulouse Midi-PyrénéesUniversité de ToulouseKyushu UniversityPremier UniversityUniversity of Colorado BoulderUniversity of Colorado SystemUniversidad Antonio NariñoThe University of SydneyUniversität HamburgTransylvania University of BrașovNational Institute for Research and Development of Isotopic and Molecular TechnologiesBulgarian Academy of SciencesInstitute for Nuclear Research and Nuclear EnergyWashington CollegeUniversity of West AtticaKhalifa University of Science and TechnologyTOBB University of Economics and TechnologyStanford UniversityMongolian Academy of SciencesTokyo Metropolitan University

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

Les sujets associés

Particle physics theoretical and experimental studiesParticle Detector Development and PerformanceMedical Imaging Techniques and Applications

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