TJ-II: Searching for AEs suppression scenarios using off-axis ECCD: Difference between revisions

TJ-II: Searching for AEs suppression scenarios using off-axis ECCD (view source)

23 bytes removed , 16 October 2019

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 The goal of the proposal is to find ECRH launching configurations for which the amplitude of
-NBI-driven Alfvén Eigenmodes (AEs) is mitigated. Many different scenarios making use of different "control" parameters
+NBI-driven Alfvén Eigenmodes (AEs) is mitigated. Besides the interest that such scenarios have for the fast particles topic, studies of coupling between NBI-driven AEs and low frequency zonal flows may also benefit from them.
+Many scenarios making use of different "control" parameters
 have already been tested in past experimental sessions, showing always strong changes in AEs activity.
 Plasma density variations and changes of the rotational transform profile due to the
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 changes in plasma parameters, being the most promising the one employing ECCD.
 In this particular case we intend to investigate the effect of
 off-axis ECCD at different plasma radius.
-Studies of coupling between NBI-driven AEs and low frequency zonal flows will benefit from scenario in which AEs activity can be altered without inducing large changes in plasma conditions.
 == Experimental plan ==