dorsal/arxiv
View SchemaSemiclassical dynamics and time correlations in two-component plasmas
| Authors | J. Ortner, I. Valuev, W. Ebeling |
|---|---|
| Categories | |
| ArXiv ID | physics/9912039 |
| URL | https://arxiv.org/abs/physics/9912039 |
| DOI | 10.1002/ctpp.2150390405 |
| Journal | Contrib. Plasma Phys. vol. 39, p. 311-321 (1999) |
Abstract
The semiclassical dynamics of a charged particle moving in a two-component plasma is considered using a corrected Kelbg pseudopotential. We employ the classical Nevanlinna-type theory of frequency moments to determine the velocity and force autocorrelation functions. The constructed expressions preserve the exact short and long-time behavior of the autocorrelators. The short-time behavior is characterized by two parameters which are expressable through the plasma static correlation functions. The long-time behavior is determined by the self-diffusion coefficient. The theoretical predictions are compared with the results of semiclassical molecular dynamics simulation.
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"abstract": "The semiclassical dynamics of a charged particle moving in a two-component\nplasma is considered using a corrected Kelbg pseudopotential. We employ the\nclassical Nevanlinna-type theory of frequency moments to determine the velocity\nand force autocorrelation functions. The constructed expressions preserve the\nexact short and long-time behavior of the autocorrelators. The short-time\nbehavior is characterized by two parameters which are expressable through the\nplasma static correlation functions. The long-time behavior is determined by\nthe self-diffusion coefficient. The theoretical predictions are compared with\nthe results of semiclassical molecular dynamics simulation.",
"arxiv_id": "physics/9912039",
"authors": [
"J. Ortner",
"I. Valuev",
"W. Ebeling"
],
"categories": [
"physics.plasm-ph"
],
"doi": "10.1002/ctpp.2150390405",
"journal_ref": "Contrib. Plasma Phys. vol. 39, p. 311-321 (1999)",
"title": "Semiclassical dynamics and time correlations in two-component plasmas",
"url": "https://arxiv.org/abs/physics/9912039"
},
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