[HTML][HTML] Recent progress on spherical torus research
M Ono, R Kaita - Physics of Plasmas, 2015 - pubs.aip.org
The spherical torus or spherical tokamak (ST) is a member of the tokamak family with its
aspect ratio (A= R 0/a) reduced to A∼ 1.5, well below the normal tokamak operating range …
aspect ratio (A= R 0/a) reduced to A∼ 1.5, well below the normal tokamak operating range …
Enhanced H-mode pedestals with lithium injection in DIII-D
Periods of edge localized mode (ELM)-free H-mode with increased pedestal pressure and
width were observed in the DIII-D tokamak when density fluctuations localized to the region …
width were observed in the DIII-D tokamak when density fluctuations localized to the region …
The role of the density profile in the ASDEX-Upgrade pedestal structure
Experimental evidence for the impact of a region of high density localised in the high-field
side scrape-off layer (the HFSHD) on plasma confinement is shown in various dedicated …
side scrape-off layer (the HFSHD) on plasma confinement is shown in various dedicated …
Advances in H-mode physics for long-pulse operation on EAST
Abstract Since the 2012 International Atomic Energy Agency Fusion Energy Conference
(IAEA-FEC), significant advances in both physics and technology has been made on the …
(IAEA-FEC), significant advances in both physics and technology has been made on the …
[HTML][HTML] Impact of wall materials and seeding gases on the pedestal and on core plasma performance
E Wolfrum, M Beurskens, MG Dunne… - Nuclear Materials and …, 2017 - Elsevier
Plasmas in machines with all metal plasma facing components have a lower Z eff, less
radiation cooling in the scrape-off layer and divertor regions and are prone to impurity …
radiation cooling in the scrape-off layer and divertor regions and are prone to impurity …
New steady-state quiescent high-confinement plasma in an experimental advanced superconducting tokamak
A critical challenge facing the basic long-pulse high-confinement operation scenario (H
mode) for ITER is to control a magnetohydrodynamic (MHD) instability, known as the edge …
mode) for ITER is to control a magnetohydrodynamic (MHD) instability, known as the edge …
The effect of progressively increasing lithium coatings on plasma discharge characteristics, transport, edge profiles and ELM stability in the National Spherical Torus …
Lithium wall coatings have been shown to reduce recycling, suppress edge-localized modes
(ELMs), and improve energy confinement in the National Spherical Torus Experiment …
(ELMs), and improve energy confinement in the National Spherical Torus Experiment …
Observation of flat electron temperature profiles in the lithium tokamak experiment
It has been predicted for over a decade that low-recycling plasma-facing components in
fusion devices would allow high edge temperatures and flat or nearly flat temperature …
fusion devices would allow high edge temperatures and flat or nearly flat temperature …
Progress in simulating turbulent electron thermal transport in NSTX
W Guttenfelder, JL Peterson, J Candy, SM Kaye… - Nuclear …, 2013 - iopscience.iop.org
Nonlinear simulations based on multiple NSTX discharge scenarios have progressed to
help differentiate unique instability mechanisms and to validate with experimental …
help differentiate unique instability mechanisms and to validate with experimental …
Extending the low-recycling, flat temperature profile regime in the lithium tokamak experiment-β (LTX-β) with ohmic and neutral beam heating
DP Boyle, J Anderson, S Banerjee, RE Bell… - Nuclear …, 2023 - iopscience.iop.org
Recent experiments in the lithium tokamak experiment-β (LTX-β) have extended the
duration, performance, operating conditions, and diagnosis of the flat-temperature profile …
duration, performance, operating conditions, and diagnosis of the flat-temperature profile …