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Measurement of the forward-backward asymmetry of electron and muon pair-production in pp collisions at s√=7 TeV with the ATLAS detector

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Measurement of the forward-backward asymmetry of electron and muon pair-production in pp collisions at s√=7 TeV with the ATLAS detector. / The ATLAS collaboration.
In: Journal of High Energy Physics, No. 9, 049, 09.09.2015.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

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The ATLAS collaboration. Measurement of the forward-backward asymmetry of electron and muon pair-production in pp collisions at s√=7 TeV with the ATLAS detector. Journal of High Energy Physics. 2015 Sept 9;(9):049. doi: 10.1007/JHEP09(2015)049

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@article{6dc48ed5657a40acb326eb22b19aaf8a,
title = "Measurement of the forward-backward asymmetry of electron and muon pair-production in pp collisions at s√=7 TeV with the ATLAS detector",
abstract = "This paper presents measurements from the ATLAS experiment of the forward-backward asymmetry in the reaction pp → Z/γ * → l + l −, with l being electrons or muons, and the extraction of the effective weak mixing angle. The results are based on the full set of data collected in 2011 in pp collisions at the LHC at s√=7 TeV, corresponding to an integrated luminosity of 4.8 fb−1. The measured asymmetry values are found to be in agreement with the corresponding Standard Model predictions. The combination of the muon and electron channels yields a value of the effective weak mixing angle of sin2 θ eff lept  = 0.2308 ± 0.0005(stat.) ± 0.0006(syst.) ± 0.0009(PDF), where the first uncertainty corresponds to data statistics, the second to systematic effects and the third to knowledge of the parton density functions. This result agrees with the current world average from the Particle Data Group fit.",
author = "Lee Allison and Adam Barton and Guennadi Borissov and Bouhova-Thacker, {Evelina Vassileva} and Alexandre Chilingarov and William Dearnaley and Harald Fox and Grimm, {Kathryn Ann Tschann} and Henderson, {Robert Charles William} and Gareth Hughes and Jones, {Roger William Lewis} and Vakhtang Kartvelishvili and Long, {Robin Eamonn} and Love, {Peter Allan} and Harvey Maddocks and Maria Smizanska and Walder, {James William} and {The ATLAS collaboration}",
year = "2015",
month = sep,
day = "9",
doi = "10.1007/JHEP09(2015)049",
language = "English",
journal = "Journal of High Energy Physics",
issn = "1029-8479",
publisher = "Springer-Verlag",
number = "9",

}

RIS

TY - JOUR

T1 - Measurement of the forward-backward asymmetry of electron and muon pair-production in pp collisions at s√=7 TeV with the ATLAS detector

AU - Allison, Lee

AU - Barton, Adam

AU - Borissov, Guennadi

AU - Bouhova-Thacker, Evelina Vassileva

AU - Chilingarov, Alexandre

AU - Dearnaley, William

AU - Fox, Harald

AU - Grimm, Kathryn Ann Tschann

AU - Henderson, Robert Charles William

AU - Hughes, Gareth

AU - Jones, Roger William Lewis

AU - Kartvelishvili, Vakhtang

AU - Long, Robin Eamonn

AU - Love, Peter Allan

AU - Maddocks, Harvey

AU - Smizanska, Maria

AU - Walder, James William

AU - The ATLAS collaboration

PY - 2015/9/9

Y1 - 2015/9/9

N2 - This paper presents measurements from the ATLAS experiment of the forward-backward asymmetry in the reaction pp → Z/γ * → l + l −, with l being electrons or muons, and the extraction of the effective weak mixing angle. The results are based on the full set of data collected in 2011 in pp collisions at the LHC at s√=7 TeV, corresponding to an integrated luminosity of 4.8 fb−1. The measured asymmetry values are found to be in agreement with the corresponding Standard Model predictions. The combination of the muon and electron channels yields a value of the effective weak mixing angle of sin2 θ eff lept  = 0.2308 ± 0.0005(stat.) ± 0.0006(syst.) ± 0.0009(PDF), where the first uncertainty corresponds to data statistics, the second to systematic effects and the third to knowledge of the parton density functions. This result agrees with the current world average from the Particle Data Group fit.

AB - This paper presents measurements from the ATLAS experiment of the forward-backward asymmetry in the reaction pp → Z/γ * → l + l −, with l being electrons or muons, and the extraction of the effective weak mixing angle. The results are based on the full set of data collected in 2011 in pp collisions at the LHC at s√=7 TeV, corresponding to an integrated luminosity of 4.8 fb−1. The measured asymmetry values are found to be in agreement with the corresponding Standard Model predictions. The combination of the muon and electron channels yields a value of the effective weak mixing angle of sin2 θ eff lept  = 0.2308 ± 0.0005(stat.) ± 0.0006(syst.) ± 0.0009(PDF), where the first uncertainty corresponds to data statistics, the second to systematic effects and the third to knowledge of the parton density functions. This result agrees with the current world average from the Particle Data Group fit.

U2 - 10.1007/JHEP09(2015)049

DO - 10.1007/JHEP09(2015)049

M3 - Journal article

JO - Journal of High Energy Physics

JF - Journal of High Energy Physics

SN - 1029-8479

IS - 9

M1 - 049

ER -