Multi-scale turbulence simulation suggesting improvement of electron heated plasma confinement
Turbulent transport is a key physics process for confining magnetic fusion plasma. Recent
theoretical and experimental studies of existing fusion experimental devices revealed the …
theoretical and experimental studies of existing fusion experimental devices revealed the …
The role of ETG modes in JET–ILW pedestals with varying levels of power and fuelling
B Chapman-Oplopoiou, DR Hatch, AR Field… - Nuclear …, 2022 - iopscience.iop.org
We present the results of GENE gyrokinetic calculations based on a series of JET–ITER-like-
wall (ILW) type I ELMy H-mode discharges operating with similar experimental inputs but at …
wall (ILW) type I ELMy H-mode discharges operating with similar experimental inputs but at …
Identifying the microtearing modes in the pedestal of DIII-D H-modes using gyrokinetic simulations
Recent evidence points toward the microtearing mode (MTM) as an important fluctuation in
the H-mode pedestal for anomalous electron heat transport. A study of the instabilities in the …
the H-mode pedestal for anomalous electron heat transport. A study of the instabilities in the …
[HTML][HTML] Reduced models for ETG transport in the tokamak pedestal
This paper reports on the development of reduced models for electron temperature gradient
(ETG) driven transport in the pedestal. Model development is enabled by a set of 61 …
(ETG) driven transport in the pedestal. Model development is enabled by a set of 61 …
Isotope mass dependence of pedestal transport in JET H-mode plasmas
We present a comparative transport analysis of the isotope mass dependence in the
pedestal of two pairs of deuterium/hydrogen type I ELMy H-mode discharges in JET with …
pedestal of two pairs of deuterium/hydrogen type I ELMy H-mode discharges in JET with …
On electromagnetic turbulence and transport in STEP
In this work, we present first-of-their-kind nonlinear local gyrokinetic (GK) simulations of
electromagnetic turbulence at mid-radius in the burning plasma phase of the conceptual …
electromagnetic turbulence at mid-radius in the burning plasma phase of the conceptual …
Three-dimensional inhomogeneity of electron-temperature-gradient turbulence in the edge of tokamak plasmas
Nonlinear multiscale gyrokinetic simulations of a Joint European Torus edge pedestal are
used to show that electron-temperature-gradient (ETG) turbulence has a rich three …
used to show that electron-temperature-gradient (ETG) turbulence has a rich three …
Nonlinear microtearing modes in MAST and their stochastic layer formation
M Giacomin, D Dickinson, D Kennedy… - Plasma Physics and …, 2023 - iopscience.iop.org
First nonlinear gyrokinetic simulations of microtearing modes in the core of a MAST case are
performed on two surfaces of the high-collisionality discharge used in Valovič et al (2011 …
performed on two surfaces of the high-collisionality discharge used in Valovič et al (2011 …
Microtearing modes as the source of magnetic fluctuations in the JET pedestal
DR Hatch, M Kotschenreuther, SM Mahajan… - Nuclear …, 2021 - iopscience.iop.org
We report on a detailed study of magnetic fluctuations in the JET pedestal, employing basic
theoretical considerations, gyrokinetic simulations, and experimental fluctuation data to …
theoretical considerations, gyrokinetic simulations, and experimental fluctuation data to …
ETG turbulent transport in the Mega Ampere Spherical Tokamak (MAST) pedestal
The results of a gyrokinetic analysis of turbulent transport driven by the electron temperature
gradient (ETG) in the MAST pedestal are presented. Local nonlinear simulations from the …
gradient (ETG) in the MAST pedestal are presented. Local nonlinear simulations from the …