dorsal/arxiv
View SchemaUniversal Scaling of $p_T$ Distribution of Particles in Relativistic Nuclear Collisions
| Authors | L. L. Zhu, C. B. Yang |
|---|---|
| Categories | |
| ArXiv ID | nucl-th/0608016 |
| URL | https://arxiv.org/abs/nucl-th/0608016 |
| DOI | 10.1103/PhysRevC.75.044904 |
| Journal | Phys.Rev.C75:044904,2007 |
Abstract
With the experimental data from STAR, PHENIX and BRAHMS on the centrality and rapidity dependence of the $p_T$ spectrum in Au+Au and d+Au collisions, we show that there exists a scaling distribution which is independent of the colliding system, centrality and rapidity. The parameter for the average transverse momentum $<p_T>$ increases from peripheral to central d+Au collisions. This increase accounts for the enhancement of particle production in those collisions. A non-extensive entropy is used to derive the scaling function.
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"abstract": "With the experimental data from STAR, PHENIX and BRAHMS on the centrality and\nrapidity dependence of the $p_T$ spectrum in Au+Au and d+Au collisions, we show\nthat there exists a scaling distribution which is independent of the colliding\nsystem, centrality and rapidity. The parameter for the average transverse\nmomentum $\u003cp_T\u003e$ increases from peripheral to central d+Au collisions. This\nincrease accounts for the enhancement of particle production in those\ncollisions. A non-extensive entropy is used to derive the scaling function.",
"arxiv_id": "nucl-th/0608016",
"authors": [
"L. L. Zhu",
"C. B. Yang"
],
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"nucl-th"
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"doi": "10.1103/PhysRevC.75.044904",
"journal_ref": "Phys.Rev.C75:044904,2007",
"title": "Universal Scaling of $p_T$ Distribution of Particles in Relativistic Nuclear Collisions",
"url": "https://arxiv.org/abs/nucl-th/0608016"
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