Please use this identifier to cite or link to this item: http://hdl.handle.net/2445/99300
Title: Measurement of J/ψ production in pp collisions at √s=2.76TeV
Author: Abellan Beteta, Carlos
Calvo Gómez, M.
Camboni, Alessandro
Comerma Montells, Albert
Domingo Bonal, F.
Garrido Beltrán, Lluís
Graciani Díaz, Ricardo
Graugés Pous, Eugeni
López Asamar, E.
Pérez-Calero Yzquierdo, Antonio
Picatoste Olloqui, Eduardo
Potterat, Cédric
Rives Molina, Vicente José
Ruiz, Hugo (Ruiz Pérez)
Vázquez Gómez, R.
Vilasis-Cardona, X.
LHCb Collaboration
Keywords: Hadrons
Teoria quàntica de camps
Gravitació
Teoria quàntica
Relativitat (Física)
Hadrons
Quantum field theory
Gravitation
Quantum theory
Relativity (Physics)
Issue Date: 7-Feb-2013
Publisher: Springer Verlag
Abstract: The production of J/ψ mesons is studied with the LHCb detector using data from pp collisions at √s = 2.76 TeV corresponding to an integrated luminosity of 71 nb−1 . The differential cross-section for inclusive J/ψ production is measured as a function of its transverse momentum pT. The cross-section in the fiducial region 0 < pT < 12 GeV/c and rapidity 2.0 < y < 4.5 is measured to be 5.6±0.1 (stat)±0.4 (syst) µb, with the assumption of unpolarised J/ψ production. The fraction of J/ψ production from b-hadron decays is measured to be (7.1 ± 0.6 (stat) ± 0.7 (syst))%.
Note: Reproducció del document publicat a: http://dx.doi.org/10.1007/JHEP02(2013)041
It is part of: Journal of High Energy Physics, 2013, vol. 1302 , p. 041
Related resource: http://dx.doi.org/10.1007/JHEP02(2013)041
URI: http://hdl.handle.net/2445/99300
ISSN: 1126-6708
Appears in Collections:Articles publicats en revistes (Física Quàntica i Astrofísica)

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