Title :
Images of electron kinetics during electron-cyclotron current drive in tokamak plasmas using Gaussian short-time propagators
Author :
Belo, Jorge H. ; Bizarro, JoaoP S.
Author_Institution :
Centro de Fusao Nucl., Instituto Superior Tecnico, Lisbon, Portugal
fDate :
2/1/2002 12:00:00 AM
Abstract :
A path-sum approach, based on Gaussian short-time propagators, is used to solve a two-dimensional Fokker-Planck model of the electron kinetics during electron-cyclotron current drive of tokamak plasmas, in the limiting case where the RF quasi-linear diffusion coefficient is very large
Keywords :
Fokker-Planck equation; Tokamak devices; plasma kinetic theory; plasma toroidal confinement; plasma transport processes; Fokker-Planck equation; Gaussian short-time propagators; RF quasi-linear diffusion coefficient; Tokamak plasmas; current drive; electron cyclotron current drive; electron kinetics; electron-cyclotron current drive; electron-cyclotron wave; path-sum approach; tokamak plasmas; two-dimensional Fokker-Planck model; Cyclotrons; Distribution functions; Electrons; Equations; Finite difference methods; Gaussian processes; Kinetic theory; Plasma waves; Radio frequency; Tokamaks;
Journal_Title :
Plasma Science, IEEE Transactions on
DOI :
10.1109/TPS.2002.1003928
