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Determination of jet calibration and energy resolution in proton–proton collisions at $$\sqrt{s} = 8~\hbox {TeV}$$ using the ATLAS detector

41Citations signalées — pas une note de qualité
255Institutions déclarées
39Pays d’affiliation déclarés

Résumé fourni par la source

Abstract The jet energy scale, jet energy resolution, and their systematic uncertainties are measured for jets reconstructed with the ATLAS detector in 2012 using proton–proton data produced at a centre-of-mass energy of 8 TeV with an integrated luminosity of $$20 \, \hbox {fb}^{-1}$$ 20 fb - 1 . Jets are reconstructed from clusters of energy depositions in the ATLAS calorimeters using the anti- $$k_t$$ k t algorithm. A jet calibration scheme is applied in multiple steps, each addressing specific effects including mitigation of contributions from additional proton–proton collisions, loss of energy in dead material, calorimeter non-compensation, angular biases and other global jet effects. The final calibration step uses several in situ techniques and corrects for residual effects not captured by the initial calibration. These analyses measure both the jet energy scale and resolution by exploiting the transverse momentum balance in $$\gamma $$ γ + jet, Z + jet, dijet, and multijet events. A statistical combination of these measurements is performed. In the central detector region, the derived calibration has a precision better than 1% for jets with transverse momentum $$150 \, \hbox {GeV} < p_{{\mathrm {T}}}<$$ 150 GeV < p T < 1500 GeV, and the relative energy resolution is $$(8.4\pm 0.6)\%$$ ( 8.4 ± 0.6 ) % for $$p_{{\mathrm {T}}}= 100 \, \hbox {GeV}$$ p T = 100 GeV and $$(23\pm 2)\%$$ ( 23 ± 2 ) % for $$p_{{\mathrm {T}}}= 20 \, \hbox {GeV}$$ p T = 20 GeV . The calibration scheme for jets with radius parameter $$R=1.0$$ R = 1.0 , for which jets receive a dedicated calibration of the jet mass, is also discussed.

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DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.

Titre Crossref
Determination of jet calibration and energy resolution in proton–proton collisions at $$\sqrt{s} = 8~\hbox {TeV}$$ using the ATLAS detector
Date Crossref
01/12/2020
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

Mohamed I UniversityCentre National de la Recherche ScientifiqueAix-Marseille UniversitéCentre de physique des particules de MarseilleInstitut National de Physique Nucléaire et de Physique des ParticulesUniversity of OklahomaThe University of AdelaideUniversité Paris-SaclayLaboratoire de Physique des 2 Infinis Irène Joliot-CurieUniversity of TorontoUniversity of California, Santa CruzUniversity 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 TokyoAGH University of KrakowNorthern Illinois UniversityLudwig-Maximilians-Universität MünchenRutherford Appleton LaboratoryAlexandru 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 VictoriaIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di FrascatiConsejo Nacional de Investigaciones Científicas y TécnicasInstituto de Física La PlataUniversidad Nacional de La PlataRadboud University NijmegenNational Institute for Subatomic PhysicsEuropean Organization for Nuclear ResearchHoria Hulubei National Institute for R and D in Physics and Nuclear EngineeringNational Technical University of AthensUniversity of GöttingenIstituto 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 CopenhagenUniversity of GlasgowUniversitat de ValènciaInstituto de Física CorpuscularLawrence Berkeley National LaboratoryUniversity of California, BerkeleyUniversidade Federal do Rio de JaneiroUniversity of OxfordBrandeis UniversityUniversity of MichiganUniversity of SheffieldThe 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 PisaUniversity of California, IrvineIstituto Nazionale di Fisica Nucleare, Sezione di Roma IHigh Energy Accelerator Research OrganizationMichigan State UniversityDuke UniversityRoyal Holloway University of LondonInstitute of Particle PhysicsUniversité de MontréalUniversity of IowaQueen Mary University of LondonUniversity of CambridgeUniversity of BonnJohannes Gutenberg University MainzDeutsches Elektronen-Synchrotron DESYUppsala UniversityBrookhaven National LaboratoryComenius 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 PhysicsCommissariat à l'Énergie Atomique et aux Énergies AlternativesCEA Paris-SaclayInstitut de Recherche sur les Lois Fondamentales de l'UniversIstituto Nazionale di Fisica Nucleare, Sezione di LecceInstitute of Nuclear Physics, Polish Academy of SciencesSimon Fraser UniversityYale UniversityLouisiana Tech UniversityWeizmann Institute of ScienceUniversity of PennsylvaniaUniversity of Wisconsin–MadisonUniversity of WuppertalThe University of MelbourneUniversity of GenoaMax Planck Institute for PhysicsSLAC National Accelerator LaboratoryShanghai Jiao Tong UniversityIstituto Nazionale di Fisica Nucleare, Sezione di Roma TreUniversidad Autónoma de MadridLancaster UniversityKurchatov InstitutePetersburg Nuclear Physics InstituteMohammed V UniversityCalifornia State University, Long BeachThe Ohio State UniversityUniversité Paris CitéSorbonne UniversitéLaboratoire de Physique Nucléaire et de Hautes ÉnergiesTufts UniversityUniversity of FreiburgNew York UniversityGaziantep UniversityBahçeşehir UniversityStony Brook UniversityUniversity College LondonCarleton UniversityNational Research Nuclear University MEPhIUniversity of Hassan II CasablancaUniversité Savoie Mont BlancUniversité Grenoble AlpesInstitut polytechnique de GrenobleUniversity of Massachusetts AmherstStockholm UniversityUniversity of ManchesterUniversity of PittsburghHumboldt-Universität zu BerlinTechnische Universität DresdenBoston UniversityPontificia Universidad Católica de ChileLomonosov Moscow State UniversityInstitute for High Energy PhysicsUniversity of Hong KongInstitute for High Energy PhysicsUniversidad de Buenos AiresThe University of Texas at ArlingtonTokyo Metropolitan UniversityUniversity of EdinburghFederico Santa María Technical UniversitySlovak Academy of SciencesInstitute of Experimental Physics of the Slovak Academy of SciencesUniversity of BergenUniversity of OsloUniversity of LiverpoolTU Dortmund UniversityInstitute of Physics, Academia SinicaUniversity at Albany, State University of New YorkAnkara UniversityIndiana University BloomingtonUniversity of CalabriaOklahoma State UniversityUniversity of JohannesburgIstanbul Bilgi UniversityUniversidade Federal de Juiz de ForaHarvard UniversityChinese University of Hong KongTRIUMFNanjing UniversityTsinghua UniversityUniversity of ArizonaNational Tsing Hua UniversityAristotle University of ThessalonikiFZU ‒ Institute of Physics of the Academy of Sciences of the Czech RepublicMcGill UniversityPalacký University OlomoucUniversity of LjubljanaJožef Stefan InstituteJožef Stefan International Postgraduate SchoolIstituto Nazionale di Fisica Nucleare, Sezione di GenovaIowa State UniversityUniversity of British ColumbiaShandong UniversityCadi Ayyad UniversityCharles UniversityUniversity of AlbertaTbilisi State UniversityFederal University of São João del-ReiUniversidade de São PauloJustus-Liebig-Universität GießenUniversity of WarwickIstituto Nazionale di Fisica Nucleare, Sezione di PaviaNational and Kapodistrian University of AthensSouthern Methodist UniversityNagasaki Institute of Applied ScienceInstitute for Theoretical and Experimental PhysicsWest University of TimişoaraUniversity of New MexicoBoğaziçi UniversityUniversity of TsukubaUniversity of WürzburgNational Academy of Sciences of BelarusB.I. Stepanov Institute of PhysicsShinshu UniversityUniversity of the WitwatersrandThe University of OsakaObayashi (Japan)Nagoya UniversityUniversity of Chinese Academy of SciencesBelarusian State UniversityWaseda UniversityTokyo Institute of TechnologyIstituto Nazionale di Fisica Nucleare, Trento Institute for Fundamental Physics And ApplicationsThe University of Texas at DallasUniversität InnsbruckYork UniversityKTH Royal Institute of TechnologyKobe UniversityKyushu UniversityAzerbaijan National Academy of SciencesNational Research Tomsk State UniversityOtsuka (Japan)Ochanomizu UniversityUniversity of BelgradeIstanbul Aydın UniversityUniversity of MilanSapienza University of RomeHong Kong University of Science and TechnologyThe University of SydneyUniversity of PaviaUniversity of SalentoUniversidad Antonio NariñoRoma Tre UniversityUniversity of Rome Tor VergataUniversity of Naples Federico IIA. Alikhanyan National LaboratoryHiroshima Institute of TechnologyOkayama University of ScienceJagiellonian 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 TrentoUniversity of PisaUniversity of UdineThe 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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Sujets associés

Particle physics theoretical and experimental studiesHigh-Energy Particle Collisions ResearchParticle Detector Development and Performance

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