Erratum to: Erratum to: Measurement of the charge asymmetry in top-quark pair production in the lepton-plus-jets final state in pp collision data at √s=8 TeV with the ATLAS detector

G. Aad, B. Abbott, J. Abdallah, O. Abdinov, R. Aben, M. Abolins, O.S. AbouZeid, H. Abramowicz, H. Abreu, Y. Abulaiti, B.S. Acharya, L. Adamczyk, David L. Adams, J Adelman, T. Adye, A. A. Affolder, Alejandro Alonso Diaz, Milena Bajic, Mogens Dam, Gorm Aske Gram Krohn GalsterJørn Dines Hansen, Jørgen Beck Hansen, Stefania Xella, Peter Henrik Hansen, Troels Christian Petersen, James William Monk, Graig Wiglesworth, Geert-Jan Besjes, Simon Holm Stark

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Abstract

This paper reports inclusive and differential measurements of the tt̄ charge asymmetry ACin 20.3 fb−1of √s = 8 TeV pp collisions recorded by the ATLAS experiment at the Large Hadron Collider at CERN. Three differential measurements are performed as a function of the invariant mass, transverse momentum and longitudinal boost of the tt̄ system. The tt̄ pairs are selected in the single-lepton channels (e or μ) with at least four jets, and a likelihood fit is used to reconstruct the tt̄ event kinematics. A Bayesian unfolding procedure is performed to infer the asymmetry at parton level from the observed data distribution. The inclusive tt̄ charge asymmetry is measured to be AC= 0.009 ± 0.005 (stat. + syst.). The inclusive and differential measurements are compatible with the values predicted by the Standard Model.

Original languageEnglish
Article number564
JournalEuropean Physical Journal C
Volume77
ISSN1434-6044
DOIs
Publication statusPublished - 2016

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