Artículos de revistas
Search for physics beyond the standard model in opposite-sign dilepton events in pp collisions at root s=7 TeV
Fecha
2011-06-01Registro en:
Journal of High Energy Physics. New York: Springer, n. 6, p. 33, 2011.
1126-6708
10.1007/JHEP06(2011)026
WOS:000293136500026
WOS000293136500026.pdf
Autor
Yerevan Phys Inst
Inst Hochenergiephys OeAW
Natl Ctr Particle & High Energy Phys
Univ Antwerp
Vrije Univ Brussel
Univ Libre Brussels
Univ Ghent
Catholic Univ Louvain
Univ Mons
Centro Brasileiro de Pesquisas Físicas (CBPF)
Universidade do Estado do Rio de Janeiro (UERJ)
Universidade Estadual Paulista (Unesp)
Bulgarian Acad Sci
Univ Sofia
Inst High Energy Phys
Peking Univ
Universidad de los Andes
Tech Univ Split
Univ Split
Rudjer Boskovic Inst
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Charles Univ Prague
Acad Sci Res & Technol Arab Republ Egypt
NICPB
Univ Helsinki
Helsinki Inst Phys
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CNRS
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Univ Lyon 1
Acad Sci
RWTH Aachen University
DESY
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Inst Nucl Phys Demokritos
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Institución
Resumen
A search is presented for physics beyond the standard model (SM) in final states with opposite-sign isolated lepton pairs accompanied by hadronic jets and missing transverse energy. The search is performed using LHC data recorded with the CMS detector, corresponding to an integrated luminosity of 34 pb(-1). No evidence for an event yield beyond SM expectations is found. An upper limit on the non-SM contribution to the signal region is deduced from the results. This limit is interpreted in the context of the constrained minimal supersymmetric model. Additional information is provided to allow testing the exclusion of specific models of physics beyond the SM.