Resistive stability of 2/1 tearing modes in DIII-D plasmas with 1/1 resonance

D. P. Brennan, M. S. Chu, R. J. La Haye, L. L. Lao, T. H. Osborne, A. D. Turnbull, L. E. Sugiyama

研究成果: Conference contribution

摘要

We have shown that the ideal outer region uncoupled Δ′ solution alone is insufficient for determining the MHD stability of a tearing mode in toroidal geometry. Accurate equilibrium reconstructions are taken in this study, and qualitative agreement is found between the onset point of the mode (Figure Presented) in experiment and that in the analysis. All equilibria considered are ideal stable (including the 1/1 mode) despite the existence of a q=1 surface. This work supports the validity and relevance of classic resistive MHD stability theory of high temperature toroidal plasmas and can lead to testing various physics effects, in the inner layer and the outer region, on mode stability in comparison with experiment.

原文English
主出版物標題33rd EPS Conference on Plasma Physics 2006, EPS 2006 - Europhysics Conference Abstracts
頁面768-771
頁數4
出版狀態Published - 2006 12月 1
事件33rd European Physical Society Conference on Plasma Physics 2006, EPS 2006 - Rome, Italy
持續時間: 2006 6月 192006 6月 23

出版系列

名字33rd EPS Conference on Plasma Physics 2006, EPS 2006
1

Other

Other33rd European Physical Society Conference on Plasma Physics 2006, EPS 2006
國家/地區Italy
城市Rome
期間06-06-1906-06-23

All Science Journal Classification (ASJC) codes

  • 原子與分子物理與光學

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