Density limits in toroidal plasmas
M Greenwald - Plasma Physics and Controlled Fusion, 2002 - iopscience.iop.org
In addition to the operational limits imposed by MHD stability on plasma current and
pressure, an independent limit on plasma density is observed in confined toroidal plasmas …
pressure, an independent limit on plasma density is observed in confined toroidal plasmas …
Plasma detachment in divertor tokamaks
AW Leonard - Plasma Physics and Controlled Fusion, 2018 - iopscience.iop.org
Observations of divertor plasma detachment in tokamaks are reviewed. Plasma detachment
is characterized in terms of transport and dissipation of power, momentum and particle flux …
is characterized in terms of transport and dissipation of power, momentum and particle flux …
Plasma-wall interactions in ITER
R Parker, G Janeschitz, HD Pacher, D Post… - Journal of Nuclear …, 1997 - Elsevier
This paper reviews the status of the design of the divertor and first-wall/shield, the main in-
vessel components for ITER. Under nominal ignited conditions, 300 MW of alpha power will …
vessel components for ITER. Under nominal ignited conditions, 300 MW of alpha power will …
Divertor studies in nitrogen induced completely detached H-modes in full tungsten ASDEX Upgrade
The first stable completely detached H-mode plasma in the full tungsten ASDEX Upgrade
has been achieved. Complete detachment of both targets is induced by nitrogen seeding …
has been achieved. Complete detachment of both targets is induced by nitrogen seeding …
High density operation for reactor-relevant power exhaust
M Wischmeier, ASDEX Upgrade Team - Journal of Nuclear Materials, 2015 - Elsevier
With increasing size of a tokamak device and associated fusion power gain an increasing
power flux density towards the divertor needs to be handled. A solution for handling this …
power flux density towards the divertor needs to be handled. A solution for handling this …
Sensitivity of detachment extent to magnetic configuration and external parameters
Divertor detachment may be essential to reduce heat loads to magnetic fusion tokamak
reactor divertor surfaces. Yet in experiments it is difficult to control the extent of the detached …
reactor divertor surfaces. Yet in experiments it is difficult to control the extent of the detached …
High confinement/high radiated power H-mode experiments in Alcator C-Mod and consequences for International Thermonuclear Experimental Reactor (ITER) QDT …
Experiments in Alcator C-Mod in (Enhanced D-alpha) EDA H-modes with extrinsic impurity
seeding (N 2, Ne, and Ar) have demonstrated a direct correlation between plasma energy …
seeding (N 2, Ne, and Ar) have demonstrated a direct correlation between plasma energy …
Transport into and across the scrape-off layer in the ASDEX Upgrade divertor tokamak
J Neuhauser, D Coster, HU Fahrbach… - Plasma Physics and …, 2002 - iopscience.iop.org
The elements of transport into and across the scrape-off layer in the poloidal divertor
tokamak ASDEX Upgrade are analysed for different operational regimes with emphasis on …
tokamak ASDEX Upgrade are analysed for different operational regimes with emphasis on …
Model for the transition to the radiatively improved mode in a tokamak
A model for the transition to the radiatively improved (RI) mode triggered in tokamaks by
seeding of impurities is proposed. This model takes into account that with increasing plasma …
seeding of impurities is proposed. This model takes into account that with increasing plasma …
Control of 3D edge radiation structure with resonant magnetic perturbation fields applied to the stochastic layer and stabilization of radiative divertor plasma in LHD
M Kobayashi, S Masuzaki, I Yamada… - Nuclear …, 2013 - iopscience.iop.org
It is found that resonant magnetic perturbation (RMP) fields have a stabilizing effect on the
radiating edge plasma, realizing stable sustainment of radiative divertor (RD) operation in …
radiating edge plasma, realizing stable sustainment of radiative divertor (RD) operation in …