dorsal/arxiv
View SchemaColor Diffusion and Conductivity in a Quark-Gluon Plasma
| Authors | Alexei V. Selikhov, Miklos Gyulassy |
|---|---|
| Categories | |
| ArXiv ID | nucl-th/9307007 |
| URL | https://arxiv.org/abs/nucl-th/9307007 |
| DOI | 10.1016/0370-2693(93)90341-E |
| Journal | Phys.Lett.B316:373-380,1993 |
Abstract
Color diffusion is shown to be an important dissipative property of quark-gluon plasmas that rapidly damps collective color modes. We derive the characteristic color relaxation time scale, $t_c\approx (3\alpha_s T \log(m_E/m_M ))^{-1}$, showing its sensitivity to the ratio of the static color electric and magnetic screening masses. This leads to a surprisingly small color conductivity, $\sigma_c\approx 2 T/\log(m_E/m_M)$, which in fact vanishes in the semi-classical (1-loop) limit.
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"abstract": "Color diffusion is shown to be an important dissipative property of\nquark-gluon plasmas that rapidly damps collective color modes. We derive the\ncharacteristic color relaxation time scale, $t_c\\approx (3\\alpha_s T\n\\log(m_E/m_M ))^{-1}$, showing its sensitivity to the ratio of the static color\nelectric and magnetic screening masses. This leads to a surprisingly small\ncolor conductivity, $\\sigma_c\\approx 2 T/\\log(m_E/m_M)$, which in fact vanishes\nin the semi-classical (1-loop) limit.",
"arxiv_id": "nucl-th/9307007",
"authors": [
"Alexei V. Selikhov",
"Miklos Gyulassy"
],
"categories": [
"nucl-th"
],
"doi": "10.1016/0370-2693(93)90341-E",
"journal_ref": "Phys.Lett.B316:373-380,1993",
"title": "Color Diffusion and Conductivity in a Quark-Gluon Plasma",
"url": "https://arxiv.org/abs/nucl-th/9307007"
},
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