无碰撞环形等离子体中微撕裂模的回旋动力学色散关系
等离子体物理
2024-02-28 v3
摘要
我们求解线性化回旋动力学方程、准中性条件和安培定律，得到无碰撞低β环形等离子体中微撕裂模(MTMs)的色散关系。与过去研究一致，我们发现MTMs由电子温度梯度驱动不稳定，且该不稳定性驱动由磁漂移介导。我们导出的色散关系可非常快速地数值计算，并可能有助于制定缓解聚变装置中MTM不稳定性的策略。
引用
@article{arxiv.2211.02103,
title = {The gyrokinetic dispersion relation of microtearing modes in collisionless toroidal plasmas},
author = {Benjamin D. G. Chandran and Alexander A. Schekochihin},
journal= {arXiv preprint arXiv:2211.02103},
year = {2024}
}
备注
22 pages. Version 2 generalized the analysis of version 1 to allow for hot ions. Version 3 includes a few minor proof corrections. Accepted for publication in J. Plasm. Phys