Demonstration of safe termination of megaampere relativistic electron beams in tokamaks

C Reux, C Paz-Soldan, P Aleynikov, V Bandaru… - Physical Review Letters, 2021 - APS
For the first time it is experimentally demonstrated on the JET tokamak that a combination of
a low impurity concentration bulk plasma and large magnetohydrodynamic instabilities is …

MHD stability and disruptions in the SPARC tokamak

R Sweeney, AJ Creely, J Doody, T Fülöp… - Journal of Plasma …, 2020 - cambridge.org
SPARC is being designed to operate with a normalized beta of that rises linearly with a
change in the plasma current. Massive material injection is planned to reduce the disruption …