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 …

GENE-X: A full-f gyrokinetic turbulence code based on the flux-coordinate independent approach

D Michels, A Stegmeir, P Ulbl, D Jarema… - Computer Physics …, 2021 - Elsevier
Understanding and predicting plasma turbulence in the scrape-off layer of a magnetic
confinement fusion device is a key open problem in modern plasma physics. The transitional …

Electromagnetic full-gyrokinetics in the tokamak edge with discontinuous Galerkin methods

NR Mandell, A Hakim, GW Hammett… - Journal of Plasma …, 2020 - cambridge.org
We present an energy-conserving discontinuous Galerkin scheme for the full-, the inductive
component of the parallel electric field, using a generalized Ohm's law derived directly from …

Gyrokinetic continuum simulation of turbulence in a straight open-field-line plasma

EL Shi, GW Hammett, T Stoltzfus-Dueck… - Journal of Plasma …, 2017 - cambridge.org
Five-dimensional gyrokinetic continuum simulations of electrostatic plasma turbulence in a
straight, open-field-line geometry have been performed using a full-discontinuous-Galerkin …

The Exascale Framework for High Fidelity coupled Simulations (EFFIS): Enabling whole device modeling in fusion science

E Suchyta, S Klasky, N Podhorszki… - … Journal of High …, 2022 - journals.sagepub.com
We present the Exascale Framework for High Fidelity coupled Simulations (EFFIS), a
workflow and code coupling framework developed as part of the Whole Device Modeling …

[HTML][HTML] Full-f version of GENE for turbulence in open-field-line systems

Q Pan, D Told, EL Shi, GW Hammett, F Jenko - Physics of Plasmas, 2018 - pubs.aip.org
Unique properties of plasmas in the tokamak edge, such as large amplitude fluctuations and
plasma–wall interactions in the open-field-line regions, require major modifications of …

Conservative fourth-order finite-volume Vlasov–Poisson solver for axisymmetric plasmas in cylindrical (r, vr, vθ) phase space coordinates

GV Vogman, U Shumlak, P Colella - Journal of Computational Physics, 2018 - Elsevier
A fourth-order finite-volume Vlasov–Poisson algorithm is developed for simulating
axisymmetric plasma configurations in (r, vr, v θ) phase space coordinates. The Vlasov …

[HTML][HTML] Full-f gyrokinetic simulation of turbulence in a helical open-field-line plasma

EL Shi, GW Hammett, T Stoltzfus-Dueck, A Hakim - Physics of Plasmas, 2019 - pubs.aip.org
Curvature-driven turbulence in a helical open-field-line plasma is investigated using
electrostatic five-dimensional gyrokinetic continuum simulations in an all-bad-curvature …

Progress with the 5D full‐F continuum gyrokinetic code COGENT

M Dorf, M Dorr - Contributions to Plasma Physics, 2020 - Wiley Online Library
COGENT is an Eulerian gyrokinetic code being developed for edge plasma modelling. The
code is distinguished by the use of a high‐order finite‐volume (conservative) discretization …

[HTML][HTML] TIFF: Gyrofluid Turbulence in Full-f and Full-k

A Kendl - Computer Physics Communications, 2024 - Elsevier
A model and code (“TIFF”) for isothermal gyrofluid computation of quasi-two-dimensional
interchange and drift wave turbulence in magnetized plasmas with arbitrary fluctuation …