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Pedro E. A. da Costa

Publications and source records attributed to Pedro E. A. da Costa.

2 recordsLinked to original sources

Photoproduction of $J/Ψ$ in peripheral Oxygen-Oxygen collisions

The photoproduction of $J/Ψ$ in peripheral Oxygen - Oxygen ($OO$) collisions at the Large Hadron Collider (LHC) is investigated considering distinct assumptions for the modeling of the nuclear photon flux, overlap function and dipole - proton scattering amplitude. Predictions for the associated rapidity distributions and total cross - sections are presented. Our results indicate that the experimental study of the photoproduction of $J/Ψ$ in peripheral $OO$ collisions is, in principle, feasible. In addition, they point out that the combination of the results for this final state in $OO$ collisions with those obtained for $PbPb$ collisions will allow us to derive important constraints on the description of photon - induced process at peripheral collisions.

hep-ph↗

Photoproduction of heavy vector mesons in peripheral $PbPb$ collisions at the Large Hadron Collider

A comprehensive analysis of the photoproduction of $J/Ψ$ and $Υ$ mesons in peripheral $PbPb$ collisions at the center - of - mass energies of the Large Hadron Collider (LHC) is performed, considering distinct assumptions for the modeling of the nuclear photon flux, photon - nucleus cross - section, overlap function and dipole - proton scattering amplitude. The comparison of these predictions with the ALICE data is also performed. Our results indicate that a detailed analysis of the production of both mesons will be very useful to improve the description of photon - induced processes in peripheral collisions.

nucl-ex↗