dorsal/arxiv
View SchemaImpact parameter dependencies in Pb(160 AGeV)+Pb reactions -- hydrodynamical vs. cascade calculations
| Authors | J. Brachmann, M. Reiter, M. Bleicher, A. Dumitru, J. A. Maruhn, H. Stöcker, W. Greiner |
|---|---|
| Categories | |
| ArXiv ID | nucl-th/9901057 |
| URL | https://arxiv.org/abs/nucl-th/9901057 |
Abstract
We investigate the impact parameter dependence of the specific entropy S/A in relativistic heavy ion collisions. Especially the anti-Lambda/anti-proton ratio is found to be a useful tool to distinguish between chemical equilibrium assumptions assumed in hydrodynamics (here: the 3-fluid model) and the chemical non-equilibrium scenario like in microscopic models as the UrQMD model.
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"date_created": "2026-03-02T18:00:25.470000Z",
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"abstract": "We investigate the impact parameter dependence of the specific entropy S/A in\nrelativistic heavy ion collisions. Especially the anti-Lambda/anti-proton ratio\nis found to be a useful tool to distinguish between chemical equilibrium\nassumptions assumed in hydrodynamics (here: the 3-fluid model) and the chemical\nnon-equilibrium scenario like in microscopic models as the UrQMD model.",
"arxiv_id": "nucl-th/9901057",
"authors": [
"J. Brachmann",
"M. Reiter",
"M. Bleicher",
"A. Dumitru",
"J. A. Maruhn",
"H. St\u00f6cker",
"W. Greiner"
],
"categories": [
"nucl-th"
],
"title": "Impact parameter dependencies in Pb(160 AGeV)+Pb reactions -- hydrodynamical vs. cascade calculations",
"url": "https://arxiv.org/abs/nucl-th/9901057"
},
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"type": "Model",
"variant": "snapshot-2026-03-01",
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