Sawtooth Stabilization by Energetic Trapped Particles

R. B. White, P. H. Rutherford, P. Colestock, and M. N. Bussac
Phys. Rev. Lett. 60, 2038 – Published 16 May 1988
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Abstract

Recent experiments involving high-power radio-frequency heating of a tokamak plasma show strong suppression of the sawtooth oscillation. A high-energy trapped-particle population is shown to have a strong stabilizing effect on the internal resistive kink mode. Numerical calculations are in reasonable agreement with experment.

  • Received 10 February 1988

DOI:https://doi.org/10.1103/PhysRevLett.60.2038

©1988 American Physical Society

Authors & Affiliations

R. B. White, P. H. Rutherford, and P. Colestock

  • Princeton Plasma Physics Laboratory, Princeton, New Jersey 08543

M. N. Bussac

  • Ecole Polytechnique, 91128 Palaiseau, Cedex, France

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Vol. 60, Iss. 20 — 16 May 1988

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