Physics of Alfvén waves and energetic particles in burning plasmas

L Chen, F Zonca - Reviews of Modern Physics, 2016 - APS
Dynamics of shear Alfvén waves and energetic particles are crucial to the performance of
burning fusion plasmas. This article reviews linear as well as nonlinear physics of shear …

A review of Alfvén eigenmode observations in toroidal plasmas

KL Wong - Plasma physics and controlled fusion, 1999 - iopscience.iop.org
In toroidal magnetically confined plasmas, eigenmodes of Alfvén waves can be destablized
by energetic ions with velocities comparable to the Alfvén velocity. With the advent of …

The behaviour of fast ions in tokamak experiments

WW Heidbrink, GJ Sadler - Nuclear Fusion, 1994 - iopscience.iop.org
Fast ions with energies significantly larger than the bulk ion temperature are used to heat
most tokamak plasmas. Fast ion populations created by fusion reactions, by neutral beam …

Basic physics of Alfvén instabilities driven by energetic particles in toroidally confined plasmas

WW Heidbrink - Physics of Plasmas, 2008 - pubs.aip.org
Superthermal energetic particles (EP) often drive shear Alfvén waves unstable in
magnetically confined plasmas. These instabilities constitute a fascinating nonlinear system …

The HAGIS self-consistent nonlinear wave-particle interaction model

SD Pinches, LC Appel, J Candy, SE Sharapov… - Computer Physics …, 1998 - Elsevier
The problem of modelling the self-consistent interaction of an energetic particle ensemble
with a wave spectrum specific to magnetically confined plasmas in a torus is discussed …

Recent progress in fast-ion diagnostics for magnetically confined plasmas

D Moseev, M Salewski, M Garcia-Muñoz… - Reviews of Modern …, 2018 - Springer
On the road to a fusion reactor, a thorough control of the fast-ion distribution plays a crucial
role. Fusion-born α α-particles are, indeed, a necessary ingredient of self-sustained burning …

Scintillator based detector for fast-ion losses induced by magnetohydrodynamic instabilities in the ASDEX upgrade tokamak

M Garcia-Munoz, HU Fahrbach, H Zohm… - Review of Scientific …, 2009 - pubs.aip.org
A scintillator based detector for fast-ion losses has been designed and installed on the
ASDEX upgrade (AUG) tokamak [A. Herrmann and O. Gruber, Fusion Sci. Technol. 44, 569 …

Type II ELMy H modes on ASDEX Upgrade with good confinement at high density

J Stober, M Maraschek, GD Conway, O Gruber… - Nuclear …, 2001 - iopscience.iop.org
H modes with good confinement and small ELMs with the characteristics of type II or grassy
ELMs have been observed on ASDEX Upgrade. Such an ELM behaviour is essential to …

TAE-induced fast ion losses and transport at the Globus-M/M2 spherical tokamaks

NN Bakharev, IM Balachenkov, FV Chernyshev… - Physics of …, 2023 - pubs.aip.org
A multi-diagnostic study of the fast ion losses and redistribution during toroidal Alfvén
eigenmodes at the Globus-M and Globus-M2 spherical tokamaks was performed. Mode …

Active control of Alfvén eigenmodes in magnetically confined toroidal plasmas

M Garcia-Munoz, SE Sharapov… - Plasma Physics and …, 2019 - iopscience.iop.org
Alfvén waves are electromagnetic perturbations inherent to magnetized plasmas that can be
driven unstable by a free energy associated with gradients in the energetic particles' …