Search for supersymmetry in pp collisions at sqrt(s) = 7 TeV in events with a single lepton, jets, and missing transverse momentum

Collaboration CMS;Chatrchyan, -;Basegmez, Suzan;Bruno, Giacomo;Schul, Nicolas;et.al.
(2011) Journal of High Energy Physics — Vol. 2011, n° 8, p. 156 (2011)

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Authors
  • Collaboration CMS-
    Author
  • Chatrchyan, --
    Author
  • Basegmez, SuzanUCLouvain
    Author
  • Author
  • Caudron, JulienUCLouvain
    Author
  • Ceard, LudivineUCLouvain
    Author
  • Author
  • Author
  • Favart, DenisUCLouvain
    Author
  • Forthomme, LaurentUCLouvain
    Author
  • Author
  • Grégoire, GhislainUCLouvain
    Author
  • Hollar, JonathanUCLouvain
    Author
  • Author
  • Liao, JunhuiUCLouvain
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  • Militaru, OtiliaUCLouvain
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  • Nuttens, ClaudeUCLouvain
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  • Ovyn, SéverineUCLouvain
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  • Pagano, DavideUCLouvain
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  • Pin, ArnaudUCLouvain
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  • Piotrzkowski, KrzysztofUCLouvain
    Author
  • Schul, NicolasUCLouvain
    Author
  • et. al.
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Abstract
Results are reported from a search for physics beyond the standard model in proton-proton collisions at a center-of-mass energy of 7 TeV, focusing on the signature with a single, isolated, high-transverse-momentum lepton (electron or muon), energetic jets, and large missing transverse momentum. The data sample comprises an integrated luminosity of 36 pb−1, recorded by the CMS experiment at the LHC. The search is motivated by models of new physics, including supersymmetry. The observed event yields are consistent with standard model backgrounds predicted using control samples obtained from the data. The characteristics of the event sample are consistent with those expected for the production of \textt[`(\textt)] tt and W + jets events. The results are interpreted in terms of limits on the parameter space for the constrained minimal supersymmetric extension of the standard model.
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Citations

Collaboration CMS, Chatrchyan, -., Basegmez, S., Bruno, G., Caudron, J., Ceard, L., Cortina Gil, E., de Favereau de Jeneret, J., Delaere, C., Favart, D., Forthomme, L., Giammanco, A., Grégoire, G., Hollar, J., Lemaitre, V., Liao, J., Militaru, O., Nuttens, C., Ovyn, S., et al. (2011). Search for supersymmetry in pp collisions at sqrt(s) = 7 TeV in events with a single lepton, jets, and missing transverse momentum. Journal of High Energy Physics, 2011(8), 156. https://doi.org/10.1007/JHEP08(2011)156 (Original work published 2011)