Magneto-hydrodynamic stability of the H-mode transport barrier as a model for edge localized modes: an overview

HR Wilson, SC Cowley, A Kirk… - Plasma Physics and …, 2006 - iopscience.iop.org
The progress that has been made in understanding the processes responsible for edge
localized modes is reviewed. Attention is restricted to the role of ideal magneto …

Edge-localized-modes in tokamaks

AW Leonard - Physics of Plasmas, 2014 - pubs.aip.org
Edge-localized-modes (ELMs) are a ubiquitous feature of H-mode in tokamaks. When
gradients in the H-mode transport barrier grow to exceed the MHD stability limit the ELM …

Development and validation of a predictive model for the pedestal height

PB Snyder, RJ Groebner, AW Leonard… - Physics of …, 2009 - pubs.aip.org
, Nucl. Fusion 39, 2137 (1999)] remains an important challenge. While uncertainties remain,
magnetohydrodynamic stability calculations at intermediate wavelength (the “peeling …

Filamentary plasma eruptions and their control on the route to fusion energy

C Ham, A Kirk, S Pamela, H Wilson - Nature Reviews Physics, 2020 - nature.com
The tokamak is the most advanced approach to fusion and is approaching operation under
power-plant conditions, promising sustainable, low-emission, baseload power to the grid. As …

Pedestal stability comparison and ITER pedestal prediction

PB Snyder, N Aiba, M Beurskens, RJ Groebner… - Nuclear …, 2009 - iopscience.iop.org
The pressure at the top of the edge transport barrier (or'pedestal height') strongly impacts
fusion performance, while large edge localized modes (ELMs), driven by the free energy in …

Plasma–surface interaction, scrape-off layer and divertor physics: implications for ITER

B Lipschultz, X Bonnin, G Counsell… - Nuclear …, 2007 - iopscience.iop.org
Recent research in scrape-off layer (SOL) and divertor physics is reviewed; new and existing
data from a variety of experiments have been used to make cross-experiment comparisons …

Divertor impurity seeding with a new feedback control scheme for maintaining good core confinement in grassy-ELM H-mode regime with tungsten monoblock divertor …

GS Xu, QP Yuan, KD Li, L Wang, JC Xu… - Nuclear …, 2020 - iopscience.iop.org
Small perturbations and strong impurity exhaust capability associated with the small grassy
ELMs render the grassy-ELM regime a suitable candidate for achieving steady-state H …

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 …

Effect of island overlap on edge localized mode suppression by resonant magnetic perturbations in DIII-D

ME Fenstermacher, TE Evans, TH Osborne… - Physics of …, 2008 - pubs.aip.org
ME Fenstermacher, TE Evans, TH Osborne, MJ Schaffer, MP Aldan, JS deGrassie, P. Gohil,
I. Joseph, RA Moyer, PB Snyder, RJ Groebner, M. Jakubowski, AW Leonard, O. Schmitz, the …

Access and sustainment of naturally ELM-free and small-ELM regimes

E Viezzer - Nuclear Fusion, 2018 - iopscience.iop.org
Edge localized modes (ELMs) have a detrimental effect on the plasma facing components
and pose one of the most serious obstacles for steady-state operation in a future fusion …