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Plasma hydrodynamics from mean force kinetic theory

2025/11/12 by Jarett LeVan, LeVan, Jarett, Scott Baalrud +1 · 1 citation
Engineering · Physics and Astronomy · #Dust and Plasma Wave Phenomena #FOS: Physical sciences #Magnetic confinement fusion research #Plasma Diagnostics and Applications #Plasma Physics (physics.plasm-ph)

paper · pdf · doi:10.48550/arxiv.2511.09786

openalex publication_date 2025/11/12 · openalex created_date 2025/11/15 · openalex updated_date 2026/07/28

Abstract

Mean force kinetic theory is used to evaluate the electrical conductivity, thermal conductivity, electrothermal coefficient, thermoelectric coefficient, and shear viscosity of a two-component (ion-electron) plasma. Results are compared with molecular dynamics simulations. These simulations are made possible by assuming a repulsive Coulomb force for all interactions. Good agreement is found for all coefficients up to a Coulomb coupling strength of Γ≈ 20. This is over 100-times larger than the coupling strength at which traditional theories break down. It is concluded that mean force kinetic theory provides a means to extend hydrodynamics to dense plasmas.

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