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Abstract:

This Letter presents a search for high mass e + e - or μ + μ - resonances in pp collisions at √s=7 TeV at the LHC. The data were recorded by the ATLAS experiment during 2010 and correspond to a total integrated luminosity of ~40 pb-1. No statistically significant excess above the Standard Model expectation is observed in the search region of dilepton invariant mass above 110 GeV. Upper limits at the 95% confidence level are set on the cross section times branching ratio of Z' resonances decaying to dielectrons and dimuons as a function of the resonance mass. A lower mass limit of 1.048 TeV on the Sequential Standard Model Z' boson is derived, as well as mass limits on Z* and E 6 -motivated Z' models. © 2011 CERN.

Registro:

Documento: Artículo
Título:Search for high mass dilepton resonances in pp collisions at √s=7 TeV with the ATLAS experiment
Autor:Aad, G. et al.
Este artículo contiene 3045 autores, consultelos en el artículo en formato pdf.
Filiación: Este artículo contiene 3045 autores con sus filiaciones, consultelas en el artículo en formato pdf.
Palabras clave:Dilepton; Grand unified theory; Mass spectrum; Narrow resonance; New gauge boson; Z'
Año:2011
Volumen:700
Número:3-4
Página de inicio:163
Página de fin:180
DOI: http://dx.doi.org/10.1016/j.physletb.2011.04.044
Título revista:Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
Título revista abreviado:Phys Lett Sect B Nucl Elem Part High-Energy Phys
ISSN:03702693
CODEN:PYLBA
Registro:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_03702693_v700_n3-4_p163_Aad

Citas:

---------- APA ----------
(2011) . Search for high mass dilepton resonances in pp collisions at √s=7 TeV with the ATLAS experiment. Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 700(3-4), 163-180.
http://dx.doi.org/10.1016/j.physletb.2011.04.044
---------- CHICAGO ----------
Aad, G. "Search for high mass dilepton resonances in pp collisions at √s=7 TeV with the ATLAS experiment" . Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics 700, no. 3-4 (2011) : 163-180.
http://dx.doi.org/10.1016/j.physletb.2011.04.044
---------- MLA ----------
Aad, G. "Search for high mass dilepton resonances in pp collisions at √s=7 TeV with the ATLAS experiment" . Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, vol. 700, no. 3-4, 2011, pp. 163-180.
http://dx.doi.org/10.1016/j.physletb.2011.04.044
---------- VANCOUVER ----------
Aad, G. Search for high mass dilepton resonances in pp collisions at √s=7 TeV with the ATLAS experiment. Phys Lett Sect B Nucl Elem Part High-Energy Phys. 2011;700(3-4):163-180.
http://dx.doi.org/10.1016/j.physletb.2011.04.044