Numerical simulation of helicon waves current drive in the HL-2M tokamak for the steady-state scenario
Sign Up to like & getrecommendations! Published in 2021 at "Journal of the Korean Physical Society"
DOI: 10.1007/s40042-021-00326-5
Abstract: The helicon wave heating and current drive in the HL-2M tokamak for the steady-state scenario is studied numerically. Based on the theory of fast wave current drive proposed by Chiu, we analyze the characteristics of… read more here.
Keywords: drive tokamak; helicon; tokamak steady; current drive ... See more keywords
High power test of a temperature controlled diplexer for electron cyclotron current drive system
Sign Up to like & getrecommendations! Published in 2017 at "Fusion Engineering and Design"
DOI: 10.1016/j.fusengdes.2017.03.146
Abstract: Abstract A diplexer to be used as a fast switching device of high power millimeter wave for an electron cyclotron current drive system has been developed. The operation frequency of the device is tunable by… read more here.
Keywords: electron cyclotron; high power; current drive; cyclotron current ... See more keywords
Derivation of dynamo current drive in a closed-current volume and stable current sustainment in the HIT-SI experiment
Sign Up to like & getrecommendations! Published in 2017 at "Physics of Plasmas"
DOI: 10.1063/1.4975663
Abstract: A derivation is given showing that the current inside a closed-current volume can be sustained against resistive dissipation by appropriately phased magnetic perturbations. Imposed-dynamo current drive theory is used to predict the toroidal current evolution… read more here.
Keywords: dynamo current; current drive; current volume; derivation ... See more keywords
Electron-cyclotron-resonance heating in Wendelstein 7-X: A versatile heating and current-drive method and a tool for in-depth physics studies
Sign Up to like & getrecommendations! Published in 2018 at "Plasma Physics and Controlled Fusion"
DOI: 10.1088/1361-6587/aaeab2
Abstract: For stellarators, which need no or only small amounts of current drive, electron-cyclotron-resonance heating (ECRH) is a promising heating method even for the envisaged application in a fusion power plant. Wendelstein 7-X (W7-X) is equipped… read more here.
Keywords: cyclotron; electron cyclotron; current drive; physics ... See more keywords
Momentum-space-resolved measurements using oblique electron cyclotron emission for the validation of the quasi-linear theory of electron cyclotron current drive
Sign Up to like & getrecommendations! Published in 2020 at "Plasma Physics and Controlled Fusion"
DOI: 10.1088/1361-6587/abc1bd
Abstract: Electron cyclotron resonance heating (ECRH) can drive large current densities through electron cyclotron current drive (ECCD). ECCD is expected to be crucial for high-performance plasmas in future fusion reactors like ITER and DEMO, making the… read more here.
Keywords: electron; electron cyclotron; current drive; cyclotron current ... See more keywords
High-power gyrotrons for electron cyclotron heating and current drive
Sign Up to like & getrecommendations! Published in 2019 at "Nuclear Fusion"
DOI: 10.1088/1741-4326/ab2005
Abstract: In many tokamak and stellarator experiments around the globe that are investigating energy production via controlled thermonuclear fusion, electron cyclotron heating and current drive (ECH&CD) are used for plasma start-up, heating, non-inductive current drive and… read more here.
Keywords: high power; fusion; power; current drive ... See more keywords
Scoping study of lower hybrid current drive for CFETR
Sign Up to like & getrecommendations! Published in 2021 at "Nuclear Fusion"
DOI: 10.1088/1741-4326/ac1ae1
Abstract: The paper assesses the applicability of lower hybrid current drive (LHCD) for two potential operating scenarios for the china fusion engineering test reactor (CFETR): the ‘hybrid’ scenario in which some of the plasma current is… read more here.
Keywords: current drive; lower hybrid; hybrid current; drive ... See more keywords
Inverse Bremsstrahlung current drive.
Sign Up to like & getrecommendations! Published in 2017 at "Physical Review E"
DOI: 10.1103/physreve.96.053211
Abstract: The generation of the plasma current resulting from Bremsstrahlung absorption is considered. It is shown that the electric current is higher than the naive estimates assuming that electrons absorb only the photon momentum and using… read more here.
Keywords: inverse bremsstrahlung; current drive; bremsstrahlung current; bremsstrahlung ... See more keywords
Magnetic Turbulence and Current Drive during Local Helicity Injection.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review letters"
DOI: 10.1103/physrevlett.128.105001
Abstract: Magnetic measurements during dc helicity injection tokamak startup indicate Alfvénic turbulence in the injected current streams mediates magnetic relaxation and results in macroscopic plasma current drive. Localization of such activity to the injected current streams,… read more here.
Keywords: helicity injection; local helicity; helicity; turbulence ... See more keywords
Neutral Beam Current Drive in Globus-M Compact Spherical Tokamak
Sign Up to like & getrecommendations! Published in 2019 at "Plasma Physics Reports"
DOI: 10.1134/s1063780x19020089
Abstract: The article presents research on neutral beam current drive in Globus-M compact spherical tokamak. The experiments were performed in the plasma current range of 0.17–0.20 MA with a 0.4- or 0.5‑T toroidal magnetic field. The… read more here.
Keywords: neutral beam; beam current; current drive; beam ... See more keywords
Studies of Spectral Broadening of the Lower Hybrid Wave Line in the Current-Drive Regimes and Ion Heating at the FT-2 Tokamak
Sign Up to like & getrecommendations! Published in 2021 at "Plasma Physics Reports"
DOI: 10.1134/s1063780x2104005x
Abstract: The experiments at the FT-2 tokamak are described that were focused on clearing up the role of the parametric decay instabilities in decreasing the generation efficiency of the non-inductive current excited by the electromagnetic waves… read more here.
Keywords: studies spectral; broadening lower; lower hybrid; current drive ... See more keywords