English

Non-local Corrections to Collisional Transport in Magnetised Plasmas

Plasma Physics 2021-01-12 v3

Abstract

In modern inertial fusion experiments there is a complex interplay between non-locality and magnetisation that can greatly influence transport. In this work we use a matrix recursion method to include higher-order corrections beyond the diffusion approximation usually used for magnetised plasmas. Working in the linear regime, we show this can account for arbitrary orders of the distribution function expansion in Knudsen non-locality parameter kλeik\lambda_{ei}. Transport coefficients, such as thermal conductivity, deviate significantly from the magnetised diffusive approximation. In particular we show how higher orders of the expansion contribute to transport asynchronously parallel, perpendicular and cross-perpendicular to a uniform magnetic field perpendicular to plasma perturbation.

Keywords

Cite

@article{arxiv.1904.05450,
  title  = {Non-local Corrections to Collisional Transport in Magnetised Plasmas},
  author = {H. C. Watkins and R. J. Kingham},
  journal= {arXiv preprint arXiv:1904.05450},
  year   = {2021}
}

Comments

13 pages, 15 figures