Direct photons from Au+Au collisions at RHIC: QGP vs. hot hadronic gas

dc.creatorChaudhuri, A. K.
dc.date2005-12-09
dc.date2005-12-10
dc.date.accessioned2026-07-07T06:56:02Z
dc.date.available2026-07-07T06:56:02Z
dc.descriptionWe have analysed the preliminary PHENIX data on the transverse momentum distribution of direct photons in 0-20% centrality Au+Au collisions at $\sqrt{s_{NN}}$=200 GeV. In ideal hydrodynamics, data are explained if Au+Au collision produces Quark-Gluon-Plasma at the temperature $T_i$=400 MeV, at an initial time $τ_i$=0.6 fm. PHENIX data are not explained in the alternate scenario when Au+Au collisions produces hot hadronic gas with initial temperature within physically acceptable limit.
dc.description4 pages, 2 figures
dc.identifierhttps://arxiv.org/abs/nucl-th/0512032
dc.identifierhttp://arxiv.org/abs/nucl-th/0512032
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/106485
dc.subjectNuclear Theory
dc.subjectHigh Energy Physics - Phenomenology
dc.titleDirect photons from Au+Au collisions at RHIC: QGP vs. hot hadronic gas
dc.typetext

Files

Collections