Search for pair-produced resonances decaying to quark pairs in proton-proton collisions at root s=13 TeV

dc.contributor.authorYetkin, Elif Aslı
dc.date.accessioned2020-04-27T11:58:56Z
dc.date.available2020-04-27T11:58:56Z
dc.date.issued2018-12-28
dc.departmentFakülteler, Mühendislik ve Doğa Bilimleri Fakültesi, Enerji Sistemleri Mühendisliği Bölümüen_US
dc.description.abstractA general search for the pair production of resonances, each decaying to two quarks, is reported. The search is conducted separately for heavier resonances (masses above 400 GeV), where each of the four final-state quarks generates a hadronic jet resulting in a four-jet signature, and for lighter resonances (masses between 80 and 400 GeV), where the pair of quarks from each resonance is collimated and reconstructed as a single jet resulting in a two-jet signature. In addition, a b-tagged selection is applied to target resonances with a bottom quark in the final state. The analysis uses data collected with the CMS detector at the CERN LHC, corresponding to an integrated luminosity of 35.9 fb(-1), from proton-proton collisions at a center-of-mass energy of 13 TeV. The mass spectra are analyzed for the presence of new resonances, and are found to be consistent with standard model expectations. The results are interpreted in the framework of R-parity-violating supersymmetry assuming the pair production of scalar top quarks decaying via the hadronic coupling lambda ''(312) or lambda ''(323) and upper limits on the cross section as a function of the top squark mass are set. These results probe a wider range of masses than previously explored at the LHC, and extend the top squark mass limits in the (t) over tilde -> qq' scenario.en_US
dc.fullTextLevelFull Texten_US
dc.identifier.doi10.1103/PhysRevD.98.112014en_US
dc.identifier.issn2470-0010
dc.identifier.scopus2-s2.0-85059460372en_US
dc.identifier.urihttps://hdl.handle.net/11411/1970
dc.identifier.urihttps://doi.org/10.1103/PhysRevD.98.112014
dc.identifier.wosWOS:000454634400001en_US
dc.identifier.wosqualityQ1en_US
dc.indekslendigikaynakWeb of Scienceen_US
dc.indekslendigikaynakScopusen_US
dc.issue11en_US
dc.language.isoenen_US
dc.nationalInternationalen_US
dc.numberofauthors500+en_US
dc.publisherAMER PHYSICAL SOC.en_US
dc.relation.ispartofPHYSICAL REVIEWen_US
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanıen_US
dc.rightsinfo:eu-repo/semantics/openAccessen_US
dc.snmz20240718_Mükerrer
dc.subjectPRODUCTION CROSS-SECTIONSen_US
dc.subjectPP COLLISIONSen_US
dc.subjectJET RESONANCESen_US
dc.subjectALGORITHMSen_US
dc.subjectSQUARKen_US
dc.titleSearch for pair-produced resonances decaying to quark pairs in proton-proton collisions at root s=13 TeVen_US
dc.typeArticleen_US
dc.volume98en_US

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