Combination of inclusive and differential t<sup>-</sup>t charge asymmetry measurements using ATLAS and CMS data at √s = 7 and 8 TeV

This paper presents combinations of inclusive and differential measurements of the charge asymmetry (AC) in top quark pair (t<sup>-</sup>t) events with a lepton+jets signature by the ATLAS and CMS Collaborations, using data from LHC proton-proton collisions at centre-of- mass energies of...

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Autores principales: Alconada Verzini, María Josefina, Alonso, Francisco, Arduh, Francisco Anuar, Dova, María Teresa, Hoya, Joaquín, Monticelli, Fernando Gabriel, Wahlberg, Hernán Pablo, The ATLAS Collaboration, The CMS Collaboration
Formato: Articulo
Lenguaje:Inglés
Publicado: 2018
Materias:
Acceso en línea:http://sedici.unlp.edu.ar/handle/10915/81721
Aporte de:
id I19-R120-10915-81721
record_format dspace
institution Universidad Nacional de La Plata
institution_str I-19
repository_str R-120
collection SEDICI (UNLP)
language Inglés
topic Ciencias Exactas
Física
hadron-hadron scattering
top quark
asymmetry
spellingShingle Ciencias Exactas
Física
hadron-hadron scattering
top quark
asymmetry
Alconada Verzini, María Josefina
Alonso, Francisco
Arduh, Francisco Anuar
Dova, María Teresa
Hoya, Joaquín
Monticelli, Fernando Gabriel
Wahlberg, Hernán Pablo
The ATLAS Collaboration
The CMS Collaboration
Combination of inclusive and differential t<sup>-</sup>t charge asymmetry measurements using ATLAS and CMS data at √s = 7 and 8 TeV
topic_facet Ciencias Exactas
Física
hadron-hadron scattering
top quark
asymmetry
description This paper presents combinations of inclusive and differential measurements of the charge asymmetry (AC) in top quark pair (t<sup>-</sup>t) events with a lepton+jets signature by the ATLAS and CMS Collaborations, using data from LHC proton-proton collisions at centre-of- mass energies of 7 and 8 TeV. The data correspond to integrated luminosities of about 5 and 20 fb<sup>-1</sup> for each experiment, respectively. The resulting combined LHC measurements of the inclusive charge asymmetry are A<sup>LHC7</sup><sub>C</sub> = 0.005±0.007 (stat) ±0.006 (syst) at 7TeV and A<sup>LHC8</sup><sub>C</sub>= 0.0055 ± 0:0023 (stat) ± 0.0025 (syst) at 8 TeV. These values, as well as the combination of AC measurements as a function of the invariant mass of the t<sup>-</sup>t system at 8 TeV, are consistent with the respective standard model predictions.
format Articulo
Articulo
author Alconada Verzini, María Josefina
Alonso, Francisco
Arduh, Francisco Anuar
Dova, María Teresa
Hoya, Joaquín
Monticelli, Fernando Gabriel
Wahlberg, Hernán Pablo
The ATLAS Collaboration
The CMS Collaboration
author_facet Alconada Verzini, María Josefina
Alonso, Francisco
Arduh, Francisco Anuar
Dova, María Teresa
Hoya, Joaquín
Monticelli, Fernando Gabriel
Wahlberg, Hernán Pablo
The ATLAS Collaboration
The CMS Collaboration
author_sort Alconada Verzini, María Josefina
title Combination of inclusive and differential t<sup>-</sup>t charge asymmetry measurements using ATLAS and CMS data at √s = 7 and 8 TeV
title_short Combination of inclusive and differential t<sup>-</sup>t charge asymmetry measurements using ATLAS and CMS data at √s = 7 and 8 TeV
title_full Combination of inclusive and differential t<sup>-</sup>t charge asymmetry measurements using ATLAS and CMS data at √s = 7 and 8 TeV
title_fullStr Combination of inclusive and differential t<sup>-</sup>t charge asymmetry measurements using ATLAS and CMS data at √s = 7 and 8 TeV
title_full_unstemmed Combination of inclusive and differential t<sup>-</sup>t charge asymmetry measurements using ATLAS and CMS data at √s = 7 and 8 TeV
title_sort combination of inclusive and differential t<sup>-</sup>t charge asymmetry measurements using atlas and cms data at √s = 7 and 8 tev
publishDate 2018
url http://sedici.unlp.edu.ar/handle/10915/81721
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