Energetic particle physics in fusion research in preparation for burning plasma experiments

NN Gorelenkov, SD Pinches, K Toi - Nuclear Fusion, 2014 - iopscience.iop.org
The area of energetic particle (EP) physics in fusion research has been actively and
extensively researched in recent decades. The progress achieved in advancing and …

[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 …

Electromagnetic gyrokinetic instabilities in STEP

D Kennedy, M Giacomin, FJ Casson… - Nuclear …, 2023 - iopscience.iop.org
Electromagnetic gyrokinetic instabilities in STEP - IOPscience Skip to content IOP Science
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Observation of plasma toroidal-momentum dissipation by neoclassical toroidal viscosity

W Zhu, SA Sabbagh, RE Bell, JM Bialek, MG Bell… - Physical review …, 2006 - APS
Dissipation of plasma toroidal angular momentum is observed in the National Spherical
Torus Experiment due to applied nonaxisymmetric magnetic fields and their plasma-induced …

Resistive wall stabilized operation in rotating high beta NSTX plasmas

SA Sabbagh, AC Sontag, JM Bialek, DA Gates… - Nuclear …, 2006 - iopscience.iop.org
Abstract The National Spherical Torus Experiment (NSTX) has demonstrated the
advantages of low aspect ratio geometry in accessing high toroidal and normalized plasma …

Confinement and local transport in the National Spherical Torus Experiment (NSTX)

SM Kaye, FM Levinton, D Stutman, K Tritz, H Yuh… - Nuclear …, 2007 - iopscience.iop.org
The NSTX operates at low aspect ratio (R/a∼ 1.3) and high beta (up to 40%), allowing tests
of global confinement and local transport properties that have been established from higher …

Active stabilization of the resistive-wall mode in high-beta, low-rotation plasmas

SA Sabbagh, RE Bell, JE Menard, DA Gates… - Physical review …, 2006 - APS
The resistive-wall mode is actively stabilized in the National Spherical Torus Experiment in
high-beta plasmas rotating significantly below the critical rotation speed for passive stability …

Design features and commissioning of the versatile experiment spherical torus (VEST) at Seoul National University

KJ Chung, YH An, BK Jung, HY Lee… - Plasma Science and …, 2013 - iopscience.iop.org
Design Features and Commissioning of the Versatile Experiment Spherical Torus (VEST) at
Seoul National University Page 1 Plasma Science and Technology Design Features and …

[HTML][HTML] Magnetic equilibrium design for the SMART tokamak

SJ Doyle, D Lopez-Aires, A Mancini… - Fusion Engineering and …, 2021 - Elsevier
Abstract The SMall Aspect Ratio Tokamak (SMART) device is a new compact (plasma major
radius R geo≥ 0.40 m, minor radius a≥ 0.20 m, aspect ratio A≥ 1.7) spherical tokamak …

Observation of instability-induced current redistribution in a spherical-torus plasma

JE Menard, RE Bell, DA Gates, SM Kaye, BP LeBlanc… - Physical review …, 2006 - APS
A motional Stark effect diagnostic has been utilized to reconstruct the parallel current density
profile<? format?> in a spherical-torus plasma for the first time. The measured current profile …