dorsal/arxiv
View SchemaThermal Dimuon Yields at NA60
| Authors | K. Dusling, D. Teaney, I. Zahed |
|---|---|
| Categories | |
| ArXiv ID | nucl-th/0604071 |
| URL | https://arxiv.org/abs/nucl-th/0604071 |
| DOI | 10.1103/PhysRevC.75.024908 |
| Journal | Phys.Rev.C75:024908,2007 |
Abstract
Dilepton emission rates from a hadronic gas at finite temperature and baryon density are completely constrained by broken chiral symmetry in a density expansion. The rates can be expressed in terms of vacuum correlations which are measured in $e^+e^-$ annihilation, $\tau$ decays and photo-reactions on nucleons and nuclei. In this paper, the theoretical results are summarized and the total dimuon yield is calculated by integrating the dimuon rates over the space-time history of a fireball based on hydrodynamic calculations with CERN SPS conditions. The resulting dimuon yield is in good agreement with the recent measurements reported by NA60.
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"abstract": "Dilepton emission rates from a hadronic gas at finite temperature and baryon\ndensity are completely constrained by broken chiral symmetry in a density\nexpansion. The rates can be expressed in terms of vacuum correlations which are\nmeasured in $e^+e^-$ annihilation, $\\tau$ decays and photo-reactions on\nnucleons and nuclei. In this paper, the theoretical results are summarized and\nthe total dimuon yield is calculated by integrating the dimuon rates over the\nspace-time history of a fireball based on hydrodynamic calculations with CERN\nSPS conditions. The resulting dimuon yield is in good agreement with the recent\nmeasurements reported by NA60.",
"arxiv_id": "nucl-th/0604071",
"authors": [
"K. Dusling",
"D. Teaney",
"I. Zahed"
],
"categories": [
"nucl-th",
"hep-ph"
],
"doi": "10.1103/PhysRevC.75.024908",
"journal_ref": "Phys.Rev.C75:024908,2007",
"title": "Thermal Dimuon Yields at NA60",
"url": "https://arxiv.org/abs/nucl-th/0604071"
},
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