Physics – High Energy Physics – High Energy Physics - Phenomenology
Scientific paper
2011-04-13
PoS BORMIO2011:032,2011
Physics
High Energy Physics
High Energy Physics - Phenomenology
13 pages, 4 figures, proceedings of the XLIX International Winter Meeting on Nuclear Physics, 2011, Bormio, Italy; some typos
Scientific paper
Heavy quark and charmonium production as well as their space-time evolution are studied in transport simulations of heavy-ion collisions at RHIC and LHC. In the partonic transport model Boltzmann Approach of MultiParton Scatterings (BAMPS) heavy quarks can be produced in initial hard parton scatterings or during the evolution of the quark-gluon plasma. Subsequently, they interact with the medium via binary scatterings with a running coupling and a more precise Debye screening which is derived from hard thermal loop calculations, participate in the flow and lose energy. We present results of the elliptic flow and nuclear modification factor of heavy quarks and compare them to available data. Furthermore, preliminary results on J/psi suppression at forward and mid-rapidity are reported for central and non-central collisions at RHIC. For this, we study cold nuclear matter effects and the dissociation as well as regeneration of J/psi in the quark-gluon plasma.
Fochler Oliver
Greiner Carsten
Uphoff Jan
Xu Zhe
Zhou Kai
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