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Title: Measurement of the W ± Z production cross section and limits on anomalous triple gauge couplings in proton-proton collisions at s = 7 TeV with the ATLAS detector

Abstract

CERN-LHC. This Letter presents a measurement of WZ production in 1.02 fb^-1 of pp collision data at sqrt(s) = 7 TeV collected by the ATLAS experiment in 2011. Doubly leptonic decay events are selected with electrons, muons and missing transverse momentum in the final state. In total 71 candidates are observed, with a background expectation of 12.1 +/- 1.4(stat.) +4.1/-2.0(syst) events. The total cross section for WZ production for Z gamma^* masses within the range 66 GeV to 116 GeV is determined to be sigma_WZ^tot = 20.5 +3.1/-2.8(stat.) +1.4/-1.3(syst.) +0.9/-0.8(lumi.)pb, which is consistent with the Standard Model expectation of 17.3 +1.3/-0.8 pb. Limits on anomalous triple gauge boson couplings are extracted. Data taken from the RIVET analysis code.

Authors:

  1. OSTI
Publication Date:
Research Org.:
USDOE Office of Science (SC) (United States)
Sponsoring Org.:
USDOE Office of Science (SC), High Energy Physics (HEP)
Collaborations:
The ATLAS collaboration; The ATLAS collaboration
Subject:
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
OSTI Identifier:
1890710
DOI:
https://doi.org/10.17182/hepdata.68039

Citation Formats

Aad, Georges. Measurement of the W ± Z production cross section and limits on anomalous triple gauge couplings in proton-proton collisions at s = 7 TeV with the ATLAS detector. United States: N. p., 2011. Web. doi:10.17182/hepdata.68039.
Aad, Georges. Measurement of the W ± Z production cross section and limits on anomalous triple gauge couplings in proton-proton collisions at s = 7 TeV with the ATLAS detector. United States. doi:https://doi.org/10.17182/hepdata.68039
Aad, Georges. 2011. "Measurement of the W ± Z production cross section and limits on anomalous triple gauge couplings in proton-proton collisions at s = 7 TeV with the ATLAS detector". United States. doi:https://doi.org/10.17182/hepdata.68039. https://www.osti.gov/servlets/purl/1890710. Pub date:Tue Nov 01 04:00:00 UTC 2011
@article{osti_1890710,
title = {Measurement of the W ± Z production cross section and limits on anomalous triple gauge couplings in proton-proton collisions at s = 7 TeV with the ATLAS detector},
author = {Aad, Georges},
abstractNote = {CERN-LHC. This Letter presents a measurement of WZ production in 1.02 fb^-1 of pp collision data at sqrt(s) = 7 TeV collected by the ATLAS experiment in 2011. Doubly leptonic decay events are selected with electrons, muons and missing transverse momentum in the final state. In total 71 candidates are observed, with a background expectation of 12.1 +/- 1.4(stat.) +4.1/-2.0(syst) events. The total cross section for WZ production for Z gamma^* masses within the range 66 GeV to 116 GeV is determined to be sigma_WZ^tot = 20.5 +3.1/-2.8(stat.) +1.4/-1.3(syst.) +0.9/-0.8(lumi.)pb, which is consistent with the Standard Model expectation of 17.3 +1.3/-0.8 pb. Limits on anomalous triple gauge boson couplings are extracted. Data taken from the RIVET analysis code.},
doi = {10.17182/hepdata.68039},
journal = {},
number = ,
volume = ,
place = {United States},
year = {Tue Nov 01 04:00:00 UTC 2011},
month = {Tue Nov 01 04:00:00 UTC 2011}
}