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Título: | Measurement of ψ(2S) meson production in pp collisions at √s=7 TeV |
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Autor/a: | Abellan Beteta, Carlos; Calvo Gómez, Míriam; Camboni, Alessandro; Comerma Montells, Albert; Domingo Bonal, Francesc; Garrido Beltrán, Lluís; Gascón Fora, David; Grabalosa Gándara, Marc; Graciani Díaz, Ricardo; Graugés Pous, Eugeni; López Asamar, Elias; Pérez-Calero Yzquierdo, Antonio; Pie Valls, B. (Blai); Potterat, Cédric; Puig Navarro, Albert; Roselló, M.; Ruiz, Hugo (Ruiz Pérez); Vázquez Gómez, Ricard; Vilasis-Cardona, Xavier; LHCb Collaboration |
Otros autores: | Universitat de Barcelona |
Abstract: | The differential cross-section for the inclusive production of ψ(2S) mesons in pp collisions at s√=7 TeVs=7 TeV has been measured with the LHCb detector. The data sample corresponds to an integrated luminosity of 36 pb−1. The ψ(2S) mesons are reconstructed in the decay channels ψ(2S)→μ + μ − and ψ(2S)→J/ψπ + π −, with the J/ψ meson decaying into two muons. Results are presented both for promptly produced ψ(2S) mesons and for those originating from b-hadron decays. In the kinematic range p T(ψ(2S))≤16 GeV/c and 2 |
Materia(s): | -Teoria quàntica de camps -Gravitació -Relativitat (Física) -Teoria quàntica -Hadrons -Quantum field theory -Gravitation -Relativity (Physics) -Quantum theory -Hadrons |
Derechos: | cc-by (c) LHCb Collaboration, 2012
http://creativecommons.org/licenses/by/3.0/es |
Tipo de documento: | Artículo Artículo - Versión publicada |
Editor: | Società Italiana di Fisica & Springer Verlag |
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