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Abstract:

A measurement of W boson production in lead-lead collisions at √sNN = 2.76 TeV is presented. It is based on the analysis of data collected with the ATLAS detector at the LHC in 2011 corresponding to an integrated luminosity of 0.14 nb -1 and 0.15 nb -1 in the muon and electron decay channels, respectively. The differential production yields and lepton charge asymmetry are each measured as a function of the average number of participating nucleons ‹N part › and absolute pseudorapidity of the charged lepton. The results are compared to predictions based on next-to-leading-order QCD calculations. These measurements are, in principle, sensitive to possible nuclear modifications to the parton distribution functions and also provide information on scaling of W boson production in multi-nucleon systems. © 2015, CERN for the benefit of the ATLAS collaboration.

Registro:

Documento: Artículo
Título:Measurement of the production and lepton charge asymmetry of W bosons in Pb+Pb collisions at √sNN = 2.76 TeV with the ATLAS detector
Autor:ATLAS Collaboration et al.
Este artículo contiene 2892 autores, consultelos en el artículo en formato pdf.
Filiación: Este artículo contiene 2892 autores con sus filiaciones, consultelas en el artículo en formato pdf.
Año:2015
Volumen:75
Número:1
Página de inicio:1
Página de fin:30
DOI: http://dx.doi.org/10.1140/epjc/s10052-014-3231-6
Título revista:European Physical Journal C
Título revista abreviado:Eur. Phys. J. C
ISSN:14346044
Registro:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_14346044_v75_n1_p1_ATLASCollaboration

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Citas:

---------- APA ----------
(2015) . Measurement of the production and lepton charge asymmetry of W bosons in Pb+Pb collisions at √sNN = 2.76 TeV with the ATLAS detector. European Physical Journal C, 75(1), 1-30.
http://dx.doi.org/10.1140/epjc/s10052-014-3231-6
---------- CHICAGO ----------
ATLAS Collaboration. "Measurement of the production and lepton charge asymmetry of W bosons in Pb+Pb collisions at √sNN = 2.76 TeV with the ATLAS detector" . European Physical Journal C 75, no. 1 (2015) : 1-30.
http://dx.doi.org/10.1140/epjc/s10052-014-3231-6
---------- MLA ----------
ATLAS Collaboration. "Measurement of the production and lepton charge asymmetry of W bosons in Pb+Pb collisions at √sNN = 2.76 TeV with the ATLAS detector" . European Physical Journal C, vol. 75, no. 1, 2015, pp. 1-30.
http://dx.doi.org/10.1140/epjc/s10052-014-3231-6
---------- VANCOUVER ----------
ATLAS Collaboration. Measurement of the production and lepton charge asymmetry of W bosons in Pb+Pb collisions at √sNN = 2.76 TeV with the ATLAS detector. Eur. Phys. J. C. 2015;75(1):1-30.
http://dx.doi.org/10.1140/epjc/s10052-014-3231-6