Enhanced transport at high plasma pressure and sub-threshold kinetic ballooning modes in Wendelstein 7-X

P. Mulholland, K. Aleynikova, B. J. Faber +5

High-performance fusion plasmas, requiring high pressure $\beta$, are not well-understood in stellarator-type experiments. Here, the effect of $\beta$ on ion-temperature-gradient-driven (I…