A validation study of a bounce-averaged kinetic electron model in a KSTAR L-mode plasma

S Yi, C Sung, ES Yoon, JM Kwon, TS Hahm, D Kim… - Physics of …, 2024 - pubs.aip.org
We extend the bounce-averaged kinetic (BK) electron model to be applicable in general
tokamak magnetic geometries and implement it on the global df particle-in-cell gyrokinetic …

Internal transport barrier triggered by phase synchronization of zonal flow with energetic particle modes

A Ghizzo, D Del Sarto, NJ Sama… - Plasma Physics and …, 2024 - iopscience.iop.org
The suppression of the microturbulence associated to the emergence of a spontaneous
internal transport barrier has been recently demonstrated in a system showing a possible …

Gyro-kinetic simulations of trapped electron collision effects on low-frequency drift-wave instabilities in tokamak plasmas

YQ Tao, L Wang, GS Xu, R Chen, N Yan… - Plasma Physics and …, 2024 - iopscience.iop.org
Low-frequency drift-wave instabilities play a crucial role in the radial transport of present-day
tokamaks, and trapped electron collisions can significantly influence these instabilities. In …