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Heating Finite Beta Tokamak-Plasmas by Alfven Waves |
HUANG Lin;QIN Xiaoming;DING Ning;LONG Yongxing |
Southwestern Institute of Physics, Chengdu 610041 |
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Cite this article: |
HUANG Lin, QIN Xiaoming, DING Ning et al 1991 Chin. Phys. Lett. 8 232-235 |
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Abstract Heating finite betas (relative to low beta) tokamak plasmas by Alfven waves is studied by means of a linearized kinetic model which takes into account ion sound and transit time magnetic pumping as well as the effect considered by preceding authors. In cylindrical geometry, a set of three second-order differential equations in r for the perturbed fields Er, E⊥, and E|| is solved numerically. The results lead to a significant conclusion that Alfven wave heating may be an advanced way of heating plasmas in future tokamaks.
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Keywords:
52.50.Gj
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Published: 01 May 1991
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PACS: |
52.50.Gj
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(Plasma heating by particle beams)
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