Top-quark mass measurement in the all-hadronic tt¯ decay channel at √s=13 TeV with the ATLAS detector

dc.contributor.authorAaboud, M.
dc.contributor.authorAlbert, Justin
dc.contributor.authorDavid, Claire
dc.contributor.authorElliot, Alison A.
dc.contributor.authorFincke-Keeler, J.
dc.contributor.authorHamano, Kenji
dc.contributor.authorHill, Ewan Chin
dc.contributor.authorKeeler, Richard
dc.contributor.authorKowalewski, Robert
dc.contributor.authorKuwertz, E. S.
dc.contributor.authorKwan, Tony
dc.contributor.authorLeBlanc, Matthew Edgar
dc.contributor.authorLefebvre, Michel
dc.contributor.authorMcPherson, Robert A.
dc.contributor.authorPearce, James D.
dc.contributor.authorSeuster, Rolf
dc.contributor.authorSobie, Randall J.
dc.contributor.authorTrovatelli, M.
dc.contributor.authorVenturi, M.
dc.contributor.authorATLAS Collaboration
dc.date.accessioned2020-02-28T20:42:08Z
dc.date.available2020-02-28T20:42:08Z
dc.date.copyright2017en_US
dc.date.issued2017
dc.description.abstractThe top-quark mass is measured in the all-hadronic top-antitop quark decay channel using proton-proton collisions at a centre-of-mass energy of s√=8 TeV with the ATLAS detector at the CERN Large Hadron Collider. The data set used in the analysis corresponds to an integrated luminosity of 20.2 fb−1. The large multi-jet background is modelled using a data-driven method. The top-quark mass is obtained from template fits to the ratio of the three-jet to the dijet mass. The three-jet mass is obtained from the three jets assigned to the top quark decay. From these three jets the dijet mass is obtained using the two jets assigned to the W boson decay. The top-quark mass is measured to be 173.72 ± 0.55 (stat.) ± 1.01 (syst.) GeV.en_US
dc.description.reviewstatusRevieweden_US
dc.description.scholarlevelFacultyen_US
dc.description.sponsorshipWe acknowledge the support of ANPCyT, Argentina; YerPhI, Armenia; ARC, Aus-tralia; BMWFW and FWF, Austria; ANAS, Azerbaijan; SSTC, Belarus; CNPq andFAPESP, Brazil; NSERC, NRC and CFI, Canada; CERN; CONICYT, Chile; CAS, MOSTand NSFC, China; COLCIENCIAS, Colombia; MSMT CR, MPO CR and VSC CR,Czech Republic; DNRF and DNSRC, Denmark; IN2P3-CNRS, CEA-DSM/IRFU, France;SRNSF, Georgia; BMBF, HGF, and MPG, Germany; GSRT, Greece; RGC, Hong KongSAR, China; ISF, I-CORE and Benoziyo Center, Israel; INFN, Italy; MEXT and JSPS,Japan; CNRST, Morocco; NWO, Netherlands; RCN, Norway; MNiSW and NCN, Poland;FCT, Portugal; MNE/IFA, Romania; MES of Russia and NRC KI, Russian Federation;JINR; MESTD, Serbia; MSSR, Slovakia; ARRS and MIZ S, Slovenia; DST/NRF, SouthAfrica; MINECO, Spain; SRC and Wallenberg Foundation, Sweden; SERI, SNSF andCantons of Bern and Geneva, Switzerland; MOST, Taiwan; TAEK, Turkey; STFC, UnitedKingdom; DOE and NSF, United States of America. In addition, individual groups andmembers have received support from BCKDF, the Canada Council, CANARIE, CRC,Compute Canada, FQRNT, and the Ontario Innovation Trust, Canada; EPLANET, ERC,ERDF, FP7, Horizon 2020 and Marie Sk lodowska-Curie Actions, European Union; In-vestissements d avenir Labex and Idex, ANR, R egion Auvergne and Fondation Partagerle Savoir, France; DFG and AvH Foundation, Germany; Herakleitos, Thales and Aristeiaprogrammes co- nanced by EU-ESF and the Greek NSRF; BSF, GIF and Minerva, Israel;BRF, Norway; CERCA Programme Generalitat de Catalunya, Generalitat Valenciana,Spain; the Royal Society and Leverhulme Trust, United Kingdom.The crucial computing support from all WLCG partners is acknowledged grate-fully, in particular from CERN, the ATLAS Tier-1 facilities at TRIUMF (Canada),NDGF (Denmark, Norway, Sweden), CC-IN2P3 (France), KIT/GridKA (Germany),INFN-CNAF (Italy), NL-T1 (Netherlands), PIC (Spain), ASGC (Taiwan), RAL (U.K.)and BNL (U.S.A.), the Tier-2 facilities worldwide and large non-WLCG resource providers.Major contributors of computing resources are listed in ref. [57].en_US
dc.identifier.citationAaboud, M.; Aad, G.; Abbott, B.; Abdallah, J.; Abdinov, O.; Abeloos, B.; … & Zwalinski, L. (2017). Top-quark mass measurement in the all-hadronic tt¯ decay channel at √s=13 TeV with the ATLAS detector. Journal of High Energy Physics, 2017(9), article 118. DOI: 10.1007/JHEP09(2017)118en_US
dc.identifier.urihttps://doi.org/10.1007/JHEP09(2017)118
dc.identifier.urihttp://hdl.handle.net/1828/11590
dc.language.isoenen_US
dc.publisherJournal of High Energy Physicsen_US
dc.subjectHadron-Hadron scattering (experiments)
dc.subjectTop physics
dc.subject.departmentDepartment of Physics and Astronomy
dc.titleTop-quark mass measurement in the all-hadronic tt¯ decay channel at √s=13 TeV with the ATLAS detectoren_US
dc.typeArticleen_US

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