Multi-scale interactions between turbulence and magnetic islands and parity mixture—a review

A Ishizawa, Y Kishimoto… - Plasma Physics and …, 2019 - iopscience.iop.org
This paper presents a review of multi-scale interactions between small-scale turbulence and
large scale magnetic islands. In finite beta plasmas, zonal flows are relatively weak, and …

Energetic particle physics on the HL-2A tokamak: a review

PW Shi, W Chen, XR Duan - Chinese Physics Letters, 2021 - iopscience.iop.org
Interaction between shear Alfvén wave (SAW) and energetic particles (EPs) is one of major
concerns in magnetically confined plasmas since it may lead to excitation of toroidal …

Electromagnetic turbulence suppression by energetic particle driven modes

A Di Siena, T Görler, E Poli, AB Navarro… - Nuclear …, 2019 - iopscience.iop.org
In recent years, a strong reduction of plasma turbulence in the presence of energetic
particles has been reported in a number of magnetic confinement experiments and …

Effects of plasma turbulence on the nonlinear evolution of magnetic island in tokamak

MJ Choi, L Bardōczi, JM Kwon, TS Hahm… - Nature …, 2021 - nature.com
Magnetic islands (MIs), resulting from a magnetic field reconnection, are ubiquitous
structures in magnetized plasmas. In tokamak plasmas, recent researches suggested that …

Overview of HL-2A recent experiments

M Xu, XR Duan, Y Liu, XM Song, DQ Liu… - Nuclear …, 2019 - iopscience.iop.org
The mission of HL-2A is to explore the key physical topics relevant to ITER and to the
advanced tokamak operation (eg the operation of future HL-2M), such as the access of H …

Influence of m/n= 2/1 magnetic islands on perpendicular flows and turbulence in HL-2A Ohmic plasmas

M Jiang, WL Zhong, Y Xu, ZB Shi, W Chen, XQ Ji… - Nuclear …, 2017 - iopscience.iop.org
The radial profiles of perpendicular flows in the presence of the $ m/n= 2/1$ magnetic island
were firstly measured in the HL-2A tokamak by hopping the work frequency of the Doppler …

Hybrid-kinetic simulation of synergy between fishbone/sawtooth and tearing mode-induced energetic-ion transport in a tokamak plasma

XL Zhu, LM Yu, W Chen, PW Shi, WL Ge, F Wang… - Nuclear …, 2023 - iopscience.iop.org
The resonant interaction between m/n= 2/1 tearing mode (TM) and energetic ions
redistributed by m/n= 1/1 fishbone/sawtooth collapse has been observed recently in HL-2A …

Impact of neoclassical tearing mode–turbulence multi-scale interaction in global confinement degradation and magnetic island stability

L Bardoczi, TA Carter, RJ La Haye, TL Rhodes… - Physics of …, 2017 - pubs.aip.org
Recent measurements of turbulent density (n) and electron-temperature (Te) fluctuations
have reported turbulence modifications by Neoclassical Tearing Mode (NTM) islands …

MHD instability dynamics and turbulence enhancement towards the plasma disruption at the HL-2A tokamak

YC Li, M Jiang, Y Xu, ZB Shi, JQ Xu, Y Liu, AS Liang… - Scientific reports, 2023 - nature.com
The evolutions of MHD instability behaviors and enhancement of both electrostatic and
electromagnetic turbulence towards the plasma disruption have been clearly observed in …

On the effect of beating during nonlinear frequency chirping

A Bierwage, RB White, VN Duarte - Plasma and Fusion Research, 2021 - jstage.jst.go.jp
In magnetically confined fusion (MCF) research, bursting and chirping Alfvénic fluctuations
have attracted much interest since they may affect the confinement of fusion-born alpha …