Artigo
Search for contact interactions using the inclusive jet pT spectrum in pp collisions at √s=7 TeV
Fecha
2013-03-26Registro en:
Physical Review D - Particles, Fields, Gravitation and Cosmology, v. 87, n. 5, 2013.
1550-7998
1550-2368
10.1103/PhysRevD.87.052017
WOS:000316675000001
2-s2.0-84875690670
2-s2.0-84875690670.pdf
Autor
Yerevan Physics Institute
Institut für Hochenergiephysik der OeAW
National Centre for Particle and High Energy Physics
Universiteit Antwerpen
Vrije Universiteit Brussel
Université Libre de Bruxelles
Ghent University
Université Catholique de Louvain
Université de Mons
Centro Brasileiro de Pesquisas Físicas (CBPF)
Universidade do Estado do Rio de Janeiro (UERJ)
Universidade Estadual Paulista (Unesp)
Universidade Federal do ABC (UFABC)
Institute for Nuclear Research and Nuclear Energy
University of Sofia
Institute of High Energy Physics
Peking University
Universidad de los Andes
Technical University of Split
University of Split
Institute Rudjer Boskovic
University of Cyprus
Charles University
Egyptian Network of High Energy Physics
National Institute of Chemical Physics and Biophysics
University of Helsinki
Helsinki Institute of Physics
Lappeenranta University of Technology
CEA/Saclay
IN2P3-CNRS
CNRS/IN2P3
Institut de Physique Nucléaire de Lyon
Tbilisi State University
I. Physikalisches Institut
III. Physikalisches Institut A
III. Physikalisches Institut B
Deutsches Elektronen-Synchrotron
University of Hamburg
Institut für Experimentelle Kernphysik
Institute of Nuclear Physics Demokritos
University of Athens
University of Ioánnina
KFKI Research Institute for Particle and Nuclear Physics
Institute of Nuclear Research ATOMKI
University of Debrecen
Panjab University
University of Delhi
Saha Institute of Nuclear Physics
Bhabha Atomic Research Centre
Tata Institute of Fundamental Research-EHEP
Tata Institute of Fundamental Research-HECR
Institute for Research in Fundamental Sciences (IPM)
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Resumen
Results are reported of a search for a deviation in the jet production cross section from the prediction of perturbative quantum chromodynamics at next-to-leading order. The search is conducted using a 7 TeV proton-proton data sample corresponding to an integrated luminosity of 5.0 fb-1, collected with the Compact Muon Solenoid detector at the Large Hadron Collider. A deviation could arise from interactions characterized by a mass scale Λ too high to be probed directly at the LHC. Such phenomena can be modeled as contact interactions. No evidence of a deviation is found. Using the CL s criterion, lower limits are set on Λ of 9.9 TeV and 14.3 TeV at 95% confidence level for models with destructive and constructive interference, respectively. Limits obtained with a Bayesian method are also reported. © 2013 CERN.