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Accès ouvert déclaré 2017 article

Measurement of differential cross sections of isolated-photon plus heavy-flavour jet production in pp collisions at s=8 TeV using the ATLAS detector

17Citations signalées, ce qui n’est pas une note de qualité
200Institutions déclarées
37Pays d’affiliation déclarés

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

Le résumé fourni par la source

This Letter presents the measurement of differential cross sections of isolated prompt photons produced in association with a b -jet or a c -jet. These final states provide sensitivity to the heavy-flavour content of the proton and aspects related to the modelling of heavy-flavour quarks in perturbative QCD. The measurement uses proton–proton collision data at a centre-of-mass energy of 8 TeV recorded by the ATLAS detector at the LHC in 2012 corresponding to an integrated luminosity of up to 20.2 fb −1 . The differential cross sections are measured for each jet flavour with respect to the transverse energy of the leading photon in two photon pseudorapidity regions: | η γ | < 1.37 and 1.56 < | η γ | < 2.37 . The measurement covers photon transverse energies 25 < E T γ < 400 GeV and 25 < E T γ < 350 GeV respectively for the two | η γ | regions. For each jet flavour, the ratio of the cross sections in the two | η γ | regions is also measured. The measurement is corrected for detector effects and compared to leading-order and next-to-leading-order perturbative QCD calculations, based on various treatments and assumptions about the heavy-flavour content of the proton. Overall, the predictions agree well with the measurement, but some deviations are observed at high photon transverse energies. The total uncertainty in the measurement ranges between 13% and 66%, while the central γ + b measurement exhibits the smallest uncertainty, ranging from 13% to 27%, which is comparable to the precision of the theoretical predictions.

Ce résumé expose les affirmations des auteurs. BNTIC ne l’interprète pas comme une validation indépendante des résultats.

Le contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé, mais le titre doit être comparé manuellement.

Titre Crossref
Measurement of differential cross sections of isolated-photon plus heavy-flavour jet production in pp collisions at <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.gif" overflow="scroll"><mml:msqrt><mml:mrow><mml:mi>s</mml:mi></mml:mrow></mml:msqrt><mml:mo>=</mml:mo><mml:mn>8</mml:mn><mml:mtext> TeV</mml:mtext></mml:math> using the ATLAS detector
Date Crossref
01/01/2018
Éditeur
Elsevier BV
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 UniversityCentre National de la Recherche ScientifiqueAix-Marseille UniversitéCentre de physique des particules de MarseilleInstitut National de Physique Nucléaire et de Physique des ParticulesUniversity of OklahomaAzerbaijan National Academy of SciencesUniversité Paris-SudUniversité Paris-SaclayUniversity of TorontoUniversity of California, Santa CruzUniversity of SussexTel Aviv UniversityTechnion – Israel Institute of TechnologyUniversity of OregonStockholm UniversityThe Abdus Salam International Centre for Theoretical Physics (ICTP)Istituto 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 LaboratoryBoston UniversityLund UniversityP.N. Lebedev Physical Institute of the Russian Academy of SciencesIstituto Nazionale di Fisica Nucleare, Sezione di BolognaIstituto 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 PhysicsColumbia UniversityUniversity of BirminghamIstituto Nazionale di Fisica Nucleare, Sezione di NapoliUniversity of CopenhagenLawrence Berkeley National LaboratoryUniversity of California, BerkeleyLIP - Laboratory of Instrumentation and Experimental Particle PhysicsUniversity of GenevaHeidelberg UniversityUniversity of LiverpoolFermi National Accelerator LaboratoryUniversity of ChicagoIstituto Nazionale di Fisica Nucleare, Sezione di MilanoSiberian Branch of the Russian Academy of SciencesBudker Institute of Nuclear PhysicsIstituto Nazionale di Fisica Nucleare, Sezione di PisaNational Research Nuclear University MEPhIUniversity of California, IrvineDuke UniversityInstitute of Particle PhysicsUniversité de MontréalEuropean Organization for Nuclear ResearchQueen Mary University of LondonInstitute for Theoretical and Experimental PhysicsUniversity of SiegenChinese 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 Roma IYale UniversityUniversity of AmsterdamWeizmann Institute of ScienceUniversity of PennsylvaniaUniversity of BonnUniversity of Wisconsin–MadisonUniversity of WuppertalUniversität InnsbruckShanghai Jiao Tong UniversityIstituto Nazionale di Fisica Nucleare, Sezione di Roma TreUniversity of OxfordLancaster UniversityComenius University BratislavaKurchatov InstitutePetersburg Nuclear Physics InstituteUniversity of GlasgowUniversity of CambridgeSLAC National Accelerator LaboratoryThe Ohio State UniversityLaboratoire de Physique Nucléaire et de Hautes ÉnergiesTufts UniversityUniversity of BernUniversity of GöttingenBahçeşehir UniversityGaziantep UniversityJoint Institute for Nuclear ResearchStony Brook UniversityUniversity College LondonCarleton UniversityBrandeis UniversityLaboratoire d’Annecy de Physique des ParticulesLaboratoire de Physique Subatomique et de CosmologieUniversity of Massachusetts AmherstJohannes Gutenberg University MainzUniversity of ManchesterUniversity of PittsburghUppsala UniversityLomonosov Moscow State UniversityInstitute for High Energy PhysicsUniversidad de Buenos AiresRoyal Holloway University of LondonThe University of Texas at ArlingtonThe University of MelbourneUniversity of EdinburghFederico Santa María Technical UniversityInstitute of Nuclear Physics, Polish Academy of SciencesSimon Fraser UniversityUniversity of OsloInstitute of Physics, Academia SinicaUniversity of Science and Technology of ChinaIndiana University BloomingtonUniversidade Federal do Rio de JaneiroIstituto Nazionale di Fisica Nucleare, Roma Tor VergataInstitute for High Energy PhysicsUniversidade Federal de Juiz de ForaUniversity of Hassan II CasablancaHarvard UniversityChinese University of Hong KongUniversity of Illinois Urbana-ChampaignMichigan State UniversityTRIUMFTsinghua UniversityUniversity of MichiganHoria Hulubei National Institute for R and D in Physics and Nuclear EngineeringUniversity of VictoriaMcGill UniversityAnkara UniversityUniversitat de ValènciaInstituto de Física CorpuscularUniversidad Autónoma de MadridUniversity of ArizonaUniversity of FreiburgUniversity of BelgradeFederal University of São João del-ReiTbilisi State UniversityMax Planck Institute for PhysicsUniversity of WarwickIstituto Nazionale di Fisica Nucleare, Sezione di PaviaIstituto Nazionale di Fisica Nucleare, Sezione di GenovaUniversity of LjubljanaJožef Stefan InstituteJožef Stefan International Postgraduate SchoolUniversity at Albany, State University of New YorkCzech Technical University in PraguePontificia Universidad Católica de ChileNational Technical University of AthensUniversity of AlbertaUniversity of WashingtonWest University of TimişoaraLouisiana Tech UniversityUniversity of New MexicoNew York UniversityPalacký University OlomoucUniversity of Cape TownUniversity of SheffieldUniversity of British ColumbiaHumboldt-Universität zu BerlinSouthern Methodist UniversityUniversity of the WitwatersrandBelarusian State UniversityNational Tsing Hua UniversityBrookhaven National LaboratoryNational and Kapodistrian University of AthensThe University of Texas at DallasThe University of AdelaideOklahoma State UniversityYork UniversityKTH Royal Institute of TechnologyNational Research Tomsk State UniversityCharles UniversityCzech Academy of SciencesFZU ‒ Institute of Physics of the Academy of Sciences of the Czech RepublicUniversidade de São PauloThe University of SydneyUniversity of BergenIstituto Nazionale di Fisica Nucleare, Sezione di LecceHigh Energy Accelerator Research OrganizationKobe UniversityThe University of Texas at AustinBoğaziçi UniversityArgonne National LaboratoryCentre de Calcul de l’Institut National de Physique Nucléaire et de Physique des ParticulesUniversity of WürzburgTechnische Universität DresdenSlovak Academy of SciencesInstitute of Experimental Physics of the Slovak Academy of SciencesIstituto Nazionale di Fisica Nucleare, Trento Institute for Fundamental Physics And ApplicationsThe University of OsakaNational Academy of Sciences of BelarusB.I. Stepanov Institute of PhysicsUniversité Paris CitéSorbonne UniversitéIowa State UniversityNanjing UniversityShandong University

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

Les sujets associés

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

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