dorsal/arxiv
View SchemaDirect photons from Au+Au collisions at RHIC: QGP vs. hot hadronic gas
| Authors | A. K. Chaudhuri |
|---|---|
| Categories | |
| ArXiv ID | nucl-th/0512032 |
| URL | https://arxiv.org/abs/nucl-th/0512032 |
Abstract
We 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 $\tau_i$=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.
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"date_created": "2026-03-02T18:00:08.029000Z",
"date_modified": "2026-03-02T18:00:08.029000Z",
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"abstract": "We have analysed the preliminary PHENIX data on the transverse momentum\ndistribution of direct photons in 0-20% centrality Au+Au collisions at\n$\\sqrt{s_{NN}}$=200 GeV. In ideal hydrodynamics, data are explained if Au+Au\ncollision produces Quark-Gluon-Plasma at the temperature $T_i$=400 MeV, at an\ninitial time $\\tau_i$=0.6 fm. PHENIX data are not explained in the alternate\nscenario when Au+Au collisions produces hot hadronic gas with initial\ntemperature within physically acceptable limit.",
"arxiv_id": "nucl-th/0512032",
"authors": [
"A. K. Chaudhuri"
],
"categories": [
"nucl-th",
"hep-ph"
],
"title": "Direct photons from Au+Au collisions at RHIC: QGP vs. hot hadronic gas",
"url": "https://arxiv.org/abs/nucl-th/0512032"
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