Probing the Quantum Interference between Singly and Doubly Resonant Top-Quark Production in pp Collisions at root s=13 TeV with the ATLAS Detector

dc.WoS.categoriesPhysics, Multidisciplinaryen_US
dc.authorid0000-0001-5050-8441en_US
dc.contributor.authorÇetin, Serkant Ali
dc.date.accessioned2020-06-08T10:02:30Z
dc.date.available2020-06-08T10:02:30Z
dc.date.issued2018-10-12
dc.departmentFakülteler, Mühendislik ve Doğa Bilimleri Fakültesi, Enerji Sistemleri Mühendisliği Bölümüen_US
dc.description.abstractThis Letter presents a normalized differential cross-section measurement in a fiducial phase-space region where interference effects between top-quark pair production and associated production of a single top quark with a W boson and a b-quark are significant. Events with exactly two leptons (ee, mu mu, or e mu) and two b-tagged jets that satisfy a multiparticle invariant mass requirement are selected from 36.1 fb(-1) of protonproton collision data taken at root s = 13 TeV with the ATLAS detector at the LHC in 2015 and 2016. The results are compared with predictions from simulations using various strategies for the interference. The standard prescriptions for interference modeling are significantly different from each other but are within 2 sigma of the data. State-of-the-art predictions that naturally incorporate interference effects provide the best description of the data in the measured region of phase space most sensitive to these effects. These results provide an important constraint on interference models and will guide future model development and tuning.en_US
dc.fullTextLevelFull Texten_US
dc.identifier.doi10.1103/PhysRevLett.121.152002
dc.identifier.issn1079-7114
dc.identifier.issn0031-9007
dc.identifier.pmid30362803en_US
dc.identifier.scopus2-s2.0-85055162370en_US
dc.identifier.urihttps://hdl.handle.net/11411/2178
dc.identifier.urihttps://doi.org/10.1103/PhysRevLett.121.152002
dc.identifier.wosWOS:000447192000009en_US
dc.identifier.wosqualityQ1en_US
dc.indekslendigikaynakWeb of Scienceen_US
dc.indekslendigikaynakScopusen_US
dc.indekslendigikaynakPubMeden_US
dc.issue15en_US
dc.language.isoenen_US
dc.nationalInternationalen_US
dc.numberofauthors500+en_US
dc.publisherAMER PHYSICAL SOCen_US
dc.relation.ispartofPHYSICAL REVIEW LETTERSen_US
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanıen_US
dc.rightsinfo:eu-repo/semantics/openAccessen_US
dc.subjectMEASURING MASSESen_US
dc.subjectCROSS-SECTIONen_US
dc.subjectPLUS PLUSen_US
dc.subjectT(T)OVER-BARen_US
dc.subjectPAIRen_US
dc.titleProbing the Quantum Interference between Singly and Doubly Resonant Top-Quark Production in pp Collisions at root s=13 TeV with the ATLAS Detector
dc.typeArticle
dc.volume121en_US

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