Dijet Azimuthal Decorrelations in pp Collisions at sqrt(s) = 7 TeV

CMS Collaboration;Quertenmont, Loïc;Khachatryan, Vardan;Basegmez, Suzan;Schul, Nicolas;et.al.
(2011) Physical Review Letters — Vol. 106, n° 12, p. 122003 (2011)

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Authors
  • CMS Collaboration-
    Author
  • Author
  • Khachatryan, VardanYerevan Phys. Inst.
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  • Basegmez, SuzanUCLouvain
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  • Caudron, JulienUCLouvain
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  • Ceard, LudivineUCLouvain
    Author
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  • Favart, DenisUCLouvain
    Author
  • Forthomme, LaurentUCLouvain
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  • Grégoire, GhislainUCLouvain
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  • Hollar, JonathanUCLouvain
    Author
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  • 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
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  • Schul, NicolasUCLouvain
    Author
  • et. al.
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Abstract
Measurements of dijet azimuthal decorrelations in pp collisions at sqrt(s) = 7 TeV using the CMS detector at the CERN LHC are presented. The analysis is based on an inclusive dijet event sample corresponding to an integrated luminosity of 2.9 inverse picobarns. The results are compared to predictions from perturbative QCD calculations and various Monte Carlo event generators. The dijet azimuthal distributions are found to be sensitive to initial-state gluon radiation.
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Citations

CMS Collaboration, Quertenmont, L., Khachatryan, V., 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., et al. (2011). Dijet Azimuthal Decorrelations in pp Collisions at sqrt(s) = 7 TeV. Physical Review Letters, 106(12), 122003. https://doi.org/10.1103/PhysRevLett.106.122003 (Original work published 2011)