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Color dipole predictions for the exclusive vector meson photoproduction in pp, pPb, and PbPb collisions at run 2 LHC energies

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Autor(es):
Goncalves, V. P. ; Machado, M. V. T. ; Moreira, B. D. ; Navarra, F. S. ; dos Santos, G. Sampaio
Número total de Autores: 5
Tipo de documento: Artigo Científico
Fonte: PHYSICAL REVIEW D; v. 96, n. 9, p. 11-pg., 2017-11-28.
Resumo

In this paper we present a comprehensive analysis of exclusive vector-meson photoproduction in pp, pPb and PbPb collisions at Run 2 LHC energies using the color dipole formalism. The rapidity distributions and total cross sections for the rho, phi, J/Psi, Psi(2S) and (sic) production are estimated considering the more recent phenomenological models for the dipole-proton scattering amplitude, which are based on the color glass condensate formalism and are able to describe the inclusive and exclusive ep HERA data. Moreover, we also discuss the impact of the modeling of the vector-meson wave functions on the predictions. The current theoretical uncertainty in the color dipole predictions is estimated and a comparison with the experimental results is performed. (AU)

Processo FAPESP: 12/50984-4 - Física de hádrons
Beneficiário:Fernando Silveira Navarra
Modalidade de apoio: Auxílio à Pesquisa - Temático