Physics of runaway electrons in tokamaks

BN Breizman, P Aleynikov, EM Hollmann… - Nuclear …, 2019 - iopscience.iop.org
Of all electrons, runaway electrons have long been recognized in the fusion community as a
distinctive population. They now attract special attention as a part of ITER mission …

[HTML][HTML] Status of research toward the ITER disruption mitigation system

EM Hollmann, PB Aleynikov, T Fülöp… - Physics of …, 2015 - pubs.aip.org
An overview of the present status of research toward the final design of the ITER disruption
mitigation system (DMS) is given. The ITER DMS is based on massive injection of impurities …

Disruption mitigation by massive gas injection in JET

M Lehnen, A Alonso, G Arnoux, N Baumgarten… - Nuclear …, 2011 - iopscience.iop.org
Disruption mitigation is mandatory for ITER in order to reduce forces, to mitigate heat loads
during the thermal quench and to avoid runaway electrons (REs). A fast disruption mitigation …

An ITPA joint experiment to study runaway electron generation and suppression

RS Granetz, B Esposito, JH Kim, R Koslowski… - Physics of …, 2014 - pubs.aip.org
Recent results from an ITPA joint experiment to study the onset, growth, and decay of
relativistic electrons (REs) indicate that loss mechanisms other than collisional damping may …

The ITPA disruption database

NW Eidietis, SP Gerhardt, RS Granetz, Y Kawano… - Nuclear …, 2015 - iopscience.iop.org
A multi-device database of disruption characteristics has been developed under the
auspices of the International Tokamak Physics Activity magneto-hydrodynamics topical …

The role of kinetic instabilities in formation of the runaway electron current after argon injection in DIII-D

A Lvovskiy, C Paz-Soldan, NW Eidietis… - Plasma Physics and …, 2018 - iopscience.iop.org
Kinetic instabilities in the MHz range driven by runaway electrons (REs) have been
observed for the first time during the current quench (CQ) in disruptions triggered by massive …

Design of passive and structural conductors for tokamaks using thin-wall eddy current modeling

AF Battey, C Hansen, D Garnier, D Weisberg… - Nuclear …, 2023 - iopscience.iop.org
A new three-dimensional electromagnetic modeling tool (ThinCurr) has been developed
using the existing PSI-Tet finite-element code in support of conducting structure design work …

Novel rapid shutdown strategies for runaway electron suppression in DIII-D

N Commaux, LR Baylor, SK Combs, NW Eidietis… - Nuclear …, 2011 - iopscience.iop.org
New rapid shutdown strategies have been recently tested in the DIII-D tokamak to mitigate
runaway electrons (REs). Disruptions in ITER are predicted to generate multi-MeV REs that …

3D two-temperature magnetohydrodynamic modeling of fast thermal quenches due to injected impurities in tokamaks

NM Ferraro, BC Lyons, CC Kim, YQ Liu… - Nuclear …, 2018 - iopscience.iop.org
An integrated model for the ionization, radiation, and advection of impurities in the extended-
magnetohydrodynamic code M3D-C1 is described. This implementation makes use of the …

Runaway electron mitigation by 3D fields in the ASDEX-Upgrade experiment

M Gobbin, L Li, YQ Liu, L Marrelli… - Plasma Physics and …, 2017 - iopscience.iop.org
Disruption-generated runaway electron (RE) beams represent a severe threat for tokamak
plasma-facing components in high current devices like ITER, thus motivating the search of …