dorsal/arxiv
View SchemaCanonical Strangeness and Distillation Effects in Hadron Production
| Authors | V. D. Toneev, A. S. Parvan |
|---|---|
| Categories | |
| ArXiv ID | nucl-th/0411125 |
| URL | https://arxiv.org/abs/nucl-th/0411125 |
| DOI | 10.1088/0954-3899/31/7/005 |
| Journal | J.Phys. G31 (2005) 583-598 |
Abstract
Strangeness canonical ensemble for Maxwell-Boltzmann statistics is reconsidered for excited nuclear systems with non-vanishing net strangeness. A new recurrence relation method is applied to find the partition function. The method is first generalized to the case of quantum strangeness canonical ensemble. Uncertainties in calculation of the K+/pi+ excitation function are discussed. A new scenario based on the strangeness distillation effect is put forward for a possible explanation of anomalous strangeness production observed at the bombarding energy near 30 AGeV. The peaked maximum in the K+/pi+ ratio is considered as a sign of the critical end-point reached in evolution of the system rather than a latent heat jump emerging from the onset of the first order deconfinement phase transition.
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"abstract": "Strangeness canonical ensemble for Maxwell-Boltzmann statistics is\nreconsidered for excited nuclear systems with non-vanishing net strangeness. A\nnew recurrence relation method is applied to find the partition function. The\nmethod is first generalized to the case of quantum strangeness canonical\nensemble. Uncertainties in calculation of the K+/pi+ excitation function are\ndiscussed. A new scenario based on the strangeness distillation effect is put\nforward for a possible explanation of anomalous strangeness production observed\nat the bombarding energy near 30 AGeV. The peaked maximum in the K+/pi+ ratio\nis considered as a sign of the critical end-point reached in evolution of the\nsystem rather than a latent heat jump emerging from the onset of the first\norder deconfinement phase transition.",
"arxiv_id": "nucl-th/0411125",
"authors": [
"V. D. Toneev",
"A. S. Parvan"
],
"categories": [
"nucl-th",
"hep-ph"
],
"doi": "10.1088/0954-3899/31/7/005",
"journal_ref": "J.Phys. G31 (2005) 583-598",
"title": "Canonical Strangeness and Distillation Effects in Hadron Production",
"url": "https://arxiv.org/abs/nucl-th/0411125"
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