Physics basis for the first ITER tungsten divertor

RA Pitts, X Bonnin, F Escourbiac, H Frerichs… - Nuclear Materials and …, 2019 - Elsevier
On the eve of component procurement, this paper discusses the present physics basis for
the first ITER tungsten (W) divertor, beginning with a reminder of the key elements defining …

Overview of L-to H-mode transition experiments at ASDEX Upgrade

U Plank, RM McDermott, G Birkenmeier… - Plasma Physics and …, 2022 - iopscience.iop.org
This paper presents an overview of results from L–H transition experiments that were
performed at ASDEX Upgrade (AUG) with the aim of identifying the underlying mechanisms …

3D field phase-space control in tokamak plasmas

JK Park, YM Jeon, Y In, JW Ahn, R Nazikian, G Park… - Nature Physics, 2018 - nature.com
A small relaxation of the axisymmetric magnetic field of a tokamak into a non-axisymmetric
three-dimensional (3D) configuration can be effective to control magnetohydrodynamic …

Tailoring tokamak error fields to control plasma instabilities and transport

SM Yang, JK Park, YM Jeon, NC Logan, J Lee… - Nature …, 2024 - nature.com
A tokamak relies on the axisymmetric magnetic fields to confine fusion plasmas and aims to
deliver sustainable and clean energy. However, misalignments arise inevitably in the …

Role of sheared E× B flow in self-organized, improved confinement states in magnetized plasmas

KH Burrell - Physics of Plasmas, 2020 - pubs.aip.org
ABSTRACT A major scientific success story of magnetic fusion research in the past several
decades has been the theoretical development and experimental testing of the process of …

Integrated RMP-based ELM-crash-control process for plasma performance enhancement during ELM crash suppression in KSTAR

M Kim, G Shin, J Lee, WH Ko, H Han, SH Hahn… - Nuclear …, 2023 - iopscience.iop.org
Abstract The integrated Resonant Magnetic Perturbation (RMP)-based Edge-Localized
Mode (ELM)-crash-control process aims to enhance the plasma performance during the …

Overview of KSTAR research progress and future plans toward ITER and K-DEMO

HK Park, MJ Choi, SH Hong, Y In, YM Jeon… - Nuclear …, 2019 - iopscience.iop.org
A decade-long operation of the Korean Superconducting Tokamak Advanced Research
(KSTAR) has contributed significantly to the operation of superconducting tokamak devices …

The effect of plasma shape and neutral beam mix on the rotation threshold for RMP-ELM suppression

C Paz-Soldan, R Nazikian, L Cui, BC Lyons… - Nuclear …, 2019 - iopscience.iop.org
Varying the neutral beam injection (NBI) mix reveals a clear pedestal-top rotation threshold
for edge localized mode (ELM) suppression by resonant magnetic perturbations (RMPs) …

Heuristic predictions of RMP configurations for ELM suppression in ITER burning plasmas and their impact on divertor performance

H Frerichs, J van Blarcum, Y Feng, L Li, YQ Liu… - Nuclear …, 2024 - iopscience.iop.org
A subspace of resonant magnetic perturbation (RMP) configurations for edge localized
mode (ELM) suppression is predicted for H-mode burning plasmas at 15 MA current and 5.3 …

Tailoring resonant magnetic perturbation to optimize fast-ion confinement during ELM control in KSTAR

SM Yang, JK Park, HS Kim, M Podesta, JS Kang… - Nuclear …, 2023 - iopscience.iop.org
Abstract 3D resonant magnetic perturbation (RMP) is one promising way to control edge
localized modes that can cause excessive material erosion of tokamak first walls. However …