On possibility of low-threshold two-plasmon decay instability in 2nd harmonic ECRH experiments at toroidal devices

The effects of the parametric decay of the 2nd harmonic X-mode into two short wave-length UH plasmons propagating in opposite directions is considered. The possibility of the absolute instability excitation is demonstrated in the case of the density profile possessing local maximum slightly exceedin...

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Bibliographic Details
Main Authors: Gusakov E. Z., Popov A.Yu.
Format: Article
Language:English
Published: EDP Sciences 2012-09-01
Series:EPJ Web of Conferences
Online Access:http://dx.doi.org/10.1051/epjconf/20123201007