ÚTEFČVUT Ústav technické a experimentální fyziky ČVUT v PrazeInstitute of Experimental and Applied Physics, CTU in Prague

Measurement of jet shapes in top-quark pair events at root s=7 TeV using the ATLAS detector

NázevTitle
Measurement of jet shapes in top-quark pair events at root s=7 TeV using the ATLAS detectorMeasurement of jet shapes in top-quark pair events at root s=7 TeV using the ATLAS detector
Druh výsledkuResult type
Článek v časopiseJournal article
AutořiAuthors
G. Aad, T. Abajyan, B. Abbott, J. Abdallah, S. Abdel Khalek, M. Zeman, K. Augsten, P. Gallus, J. Günther, J. Jakůbek, Z. Kohout, V. Král, S. Pospíšil, V. Šimák, T. Slavíček, K. Smolek, J. Sodomka, M. Solar, J. Šolc, B. Sopko, V. Sopko, I. Štekl, D. Tureček, V. Vacek, M. Vlasák, P. Vokáč, Z. Vykydal
Klíčová slovaKeywords
top quark, jet shape
ExperimentCollaboration
ATLAS
DOIDOI
10.1140/epjc/s10052-013-2676-3
Časopis / citaceJournal / citation
The European Physical Journal C 73(12), 2676 (2013) · ISSN 1434-6044
RokYear
2013
JazykLanguage
eng
ZáznamyRecords
ProjektProject
Spolupráce ČR s CERNCollaboration of the Czech Republic with CERN; Matematické, počítačové a experimentální metody ve fyziceMathematical, Computer and Experimental Methods in Physics; Mezinárodní experiment ATLAS-CERNInternational experiment ATLAS-CERN; Matematické, počítačové a experimentální metody ve fyziceMathematical, Computer and Experimental Methods in Physics
CitovánoCited by
86 (INSPIRE-HEP)
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Plný text (open access)Full text (open access)
https://link.springer.com/content/pdf/10.1140/epjc/s10052-013-2676-3.pdf
Citace ke staženíDownload citation
TXT · BibTeX

AbstraktAbstract

A measurement of jet shapes in top-quark pair events using 1.8 fb(-1) of pp collision data recorded by the ATLAS detector at the LHC is presented. Samples of top-quark pair events are selected in both the single-lepton and dilepton final states. The differential and integrated shapes of the jets initiated by bottom-quarks from the top-quark decays are compared with those of the jets originated by light-quarks from the hadronic W-boson decays in the single-lepton channel. The light-quark jets are found to have a narrower distribution of the momentum flow inside the jet area than b-quark jets.

A measurement of jet shapes in top-quark pair events using 1.8 fb(-1) of pp collision data recorded by the ATLAS detector at the LHC is presented. Samples of top-quark pair events are selected in both the single-lepton and dilepton final states. The differential and integrated shapes of the jets initiated by bottom-quarks from the top-quark decays are compared with those of the jets originated by light-quarks from the hadronic W-boson decays in the single-lepton channel. The light-quark jets are found to have a narrower distribution of the momentum flow inside the jet area than b-quark jets.

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