Photoproduction of upsilon states in ultraperipheral collisions at the CERN Large Hadron Collider within the color dipole approach
Fecha
2016Abstract
The exclusive photoproduction of upsilon state ϒð1SÞ and its radially excited states ϒð2S; 3SÞ is investigated in the context of ultraperipheral collisions at the LHC energies. Predictions are presented for their production in proton-proton, proton-nucleus, and nucleus-nucleus collision at the energies available at the LHC Run 2. The rapidity and transverse-momentum distributions are shown, and the robustness of the model is tested against the experimental results considering ψð1S; 2SÞ and ϒð1S ...
The exclusive photoproduction of upsilon state ϒð1SÞ and its radially excited states ϒð2S; 3SÞ is investigated in the context of ultraperipheral collisions at the LHC energies. Predictions are presented for their production in proton-proton, proton-nucleus, and nucleus-nucleus collision at the energies available at the LHC Run 2. The rapidity and transverse-momentum distributions are shown, and the robustness of the model is tested against the experimental results considering ψð1S; 2SÞ and ϒð1SÞ states. The theoretical framework considered in the analysis is the light-cone color dipole formalism, which includes consistently parton saturation effects and nuclear shadowing corrections. ...
En
Physical review. D, Particles, fields, gravitation, and cosmology. College Park. Vol. 94, no. 9 (Nov. 2016), 094023, 8 p.
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