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

Volume

30

Issue

1

fYear

2002

fDate

2/1/2002 12:00:00 AM

Firstpage

70

Lastpage

71

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;

fLanguage

English

Journal_Title

Plasma Science, IEEE Transactions on

Publisher

ieee

ISSN

0093-3813

Type

jour

DOI

10.1109/TPS.2002.1003928

Filename

1003928