Measurement of the tt̄ production cross section in the dilepton channel in pp collisions at √s = 8 TeV

The CMS collaboration

Araştırma sonucu: Dergiye katkıMakalebilirkişi

58 Atıf (Scopus)

Özet

The top-antitop quark (tt̄) production cross section is measured in proton-proton collisions at √s = 8 TeV with the CMS experiment at the LHC, using a data sample corresponding to an integrated luminosity of 5.3 fb -1. The measurement is performed by analysing events with a pair of electrons or muons, or one electron and one muon, and at least two jets, one of which is identified as originating from hadronisation of a bottom quark. The measured cross section is 239 ± 2 (stat.) ± 11 (syst.) ± 6 (lum.) pb, for an assumed top-quark mass of 172.5 GeV, in agreement with the prediction of the standard model.

Orijinal dilİngilizce
Makale numarası24
DergiJournal of High Energy Physics
Hacim2014
Basın numarası2
DOI'lar
Yayın durumuYayınlandı - 1 Şub 2014
Harici olarak yayınlandıEvet

Finansman

FinansörlerFinansör numarası
Deutsche Forschungsgemeinschaft
European Research Council
National Institutes of Health
National Natural Science Foundation of China
National Science Foundation1151640, 1314131, 0906479, 1306951, 1205960, 1120138, 1211067
Science and Technology Facilities CouncilST/F007434/1, ST/I505580/1, ST/L00609X/1, ST/I505572/1, ST/I005912/1, ST/J005665/1, ST/J004901/1, ST/K001256/1, ST/K001639/1, ST/K003844/1, ST/F007094/1, ST/H000925/1
Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung144921, 146398

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