Measurement of W¿ and Z¿ production cross sections in pp collisions at and limits on anomalous triple gauge couplings with the ATLAS detecto

G. Aad, Mogens Dam, Jørgen Beck Hansen, Peter Henrik Hansen, Jørn Dines Hansen, John Renner Hansen, Simon Johann Franz Heisterkamp, Sascha Mehlhase, Nele Maria Philomena Boelaert, Morten Dam Jørgensen, Esben Bryndt Klinkby, Troels Christian Petersen, Björn Stefan Nilsson, Ask Emil Løvschall-Jensen, Stefania Xella

22 Citationer (Scopus)

Abstract

This Letter presents measurements of l±νγ and l+lγ (l=e,μ) production in 1.02 fb−1 of pp collision data recorded at s=7 TeV with the ATLAS detector at the LHC in the first half of 2011. Events dominated by Wγ and Zγ production with leptonic decays of the W and Z bosons are selected, and their production cross sections and kinematic properties are measured in several ranges of the photon transverse energy. The results are compared to Standard Model predictions and are used to determine limits on anomalous WWγ and ZZγ/Zγγ couplings.

OriginalsprogEngelsk
TidsskriftPhysics Letters B
Vol/bind717
Udgave nummer1-3
Sider (fra-til)49-69
ISSN0370-2693
DOI
StatusUdgivet - 22 okt. 2012

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