dorsal/arxiv
View SchemaElectron cyclotron current drive efficiency in an axisymmetric tokamak
| Authors | Cesar Gutierrez-Tapia, Monica Beltran-Plata |
|---|---|
| Categories | |
| ArXiv ID | physics/0410215 |
| URL | https://arxiv.org/abs/physics/0410215 |
Abstract
The neoclassical transport theory is applied to calculate electron cyclotron current drive (ECCD) efficiency in an axisymmetric tokamak in the low-collisionality regime. The tokamak ordering is used to obtain a system of equations that describe the dynamics of the plasma where the nonlinear ponderomotive (PM) force due to high-power RF waves is included. The PM force is produced around an electron cyclotron resonant surface at a specific poloidal location. The ECCD efficiency is analyzed in the cases of first and second harmonics (for different impinging angles of the RF waves) and it is validated using experimental parameter values from TCV and T-10 tokamaks. The results are in agreement with those obtained by means of Green's function techniques.
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"date_created": "2026-03-02T18:00:53.773000Z",
"date_modified": "2026-03-02T18:00:53.773000Z",
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"abstract": "The neoclassical transport theory is applied to calculate electron cyclotron\ncurrent drive (ECCD) efficiency in an axisymmetric tokamak in the\nlow-collisionality regime. The tokamak ordering is used to obtain a system of\nequations that describe the dynamics of the plasma where the nonlinear\nponderomotive (PM) force due to high-power RF waves is included. The PM force\nis produced around an electron cyclotron resonant surface at a specific\npoloidal location. The ECCD efficiency is analyzed in the cases of first and\nsecond harmonics (for different impinging angles of the RF waves) and it is\nvalidated using experimental parameter values from TCV and T-10 tokamaks. The\nresults are in agreement with those obtained by means of Green\u0027s function\ntechniques.",
"arxiv_id": "physics/0410215",
"authors": [
"Cesar Gutierrez-Tapia",
"Monica Beltran-Plata"
],
"categories": [
"physics.plasm-ph"
],
"title": "Electron cyclotron current drive efficiency in an axisymmetric tokamak",
"url": "https://arxiv.org/abs/physics/0410215"
},
"schema_id": "dorsal/arxiv",
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