Search for Physics Beyond the Standard Model in Opposite-Sign Dilepton Events in Pp Collisions at Root S=7 Tev
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Date
2011
Authors
Karapınar, Güler
Demir, Durmuş Ali
Journal Title
Journal ISSN
Volume Title
Publisher
Springer Verlag
Open Access Color
GOLD
Green Open Access
Yes
OpenAIRE Downloads
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Publicly Funded
No
Abstract
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.
Description
Keywords
Hadron-Hadron Scattering, 550, dilepton: mass spectrum, standard model: validity test, Fizikai tudományok, PARTICLE PHYSICS; LARGE HADRON COLLIDER; CMS, transverse momentum: momentum spectrum, High Energy Physics - Experiment, High Energy Physics - Experiment (hep-ex), Természettudományok, [PHYS.HEXP]Physics [physics]/High Energy Physics - Experiment [hep-ex], info:eu-repo/classification/ddc/530, SUPERSYMMETRY, Fisica delle particelle, p p: interaction, hadron-hadron scattering, Hadron-Hadron Scattering; Nuclear and High Energy Physics, p p --> (n)jet lepton+ lepton- anything, new physics, CMS, Physics, transverse energy: missing-energy, ddc:530, 001, supersymmetry minimal, supersymmetry: minimal, CERN LHC Coll, 7000 GeV-cms, Physique des particules élémentaires, PARTICLE PHYSICS, LHC, fb(-1), Nuclear and High Energy Physics, [PHYS.HEXP] Physics [physics]/High Energy Physics - Experiment [hep-ex], lepton: pair production, jet: associated production, 610, FOS: Physical sciences, Hadron-hadron scattering, 530, LHC; CMS; Beyond standard model; opposite sign dilepton, FB(-1), dilepton hadroproduction, LHC; CMS; MUON; ELECTRON; HADRON, Hadron-Hadron Scattering, 500, hadron jet, LARGE HADRON COLLIDER, transverse energy missing-energy, jet hadronic, Supersymmetry, SUPERSYMMETRY; FB(-1), Beyond standard model, opposite sign dilepton, new physic, supersymmetry, experimental results
Fields of Science
01 natural sciences, 0103 physical sciences
Citation
WoS Q
Q1
Scopus Q
Q1
Source
Journal of High Energy Physics
Volume
2011
Issue
6
Start Page
End Page
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