Gyrokinetic simulations of turbulent transport

X Garbet, Y Idomura, L Villard, TH Watanabe - Nuclear Fusion, 2010 - iopscience.iop.org
This overview is an assessment of the gyrokinetic framework and simulations to compute
turbulent transport in fusion plasmas. It covers an introduction to the gyrokinetic theory, the …

A 5D gyrokinetic full-f global semi-Lagrangian code for flux-driven ion turbulence simulations

V Grandgirard, J Abiteboul, J Bigot… - Computer physics …, 2016 - Elsevier
This paper addresses non-linear gyrokinetic simulations of ion temperature gradient (ITG)
turbulence in tokamak plasmas. The electrostatic GYSELA code is one of the few …

ORB5: a global electromagnetic gyrokinetic code using the PIC approach in toroidal geometry

E Lanti, N Ohana, N Tronko… - Computer Physics …, 2020 - Elsevier
This paper presents the current state of the global gyrokinetic code Orb 5 as an update of the
previous reference (Jolliet et al., 2007). The Orb 5 code solves the electromagnetic Vlasov …

[HTML][HTML] EUTERPE: A global gyrokinetic code for stellarator geometry

R Kleiber, M Borchardt, R Hatzky, A Könies… - Computer Physics …, 2024 - Elsevier
The current state of the EUTERPE code is described with emphasis on the implemented
models and their numerical implementation. The code solves the multi-species …

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 …

Verification and validation of integrated simulation of energetic particles in fusion plasmas

S Taimourzadeh, EM Bass, Y Chen, C Collins… - Nuclear …, 2019 - iopscience.iop.org
This paper reports verification and validation of linear simulations of Alfvén eigenmodes in
the current ramp phase of DIII-D L-mode discharge# 159243 using gyrokinetic, gyrokinetic …

Pullback scheme implementation in ORB5

A Mishchenko, A Bottino, A Biancalani, R Hatzky… - Computer Physics …, 2019 - Elsevier
The pullback scheme is implemented in the global gyrokinetic particle-in-cell code ORB5
(Jolliet et al., 2007 [1]) to mitigate the cancellation problem in electromagnetic simulations …

Continuum electromagnetic gyrokinetic simulations of turbulence in the tokamak scrape-off layer and laboratory devices

AH Hakim, NR Mandell, TN Bernard… - Physics of …, 2020 - pubs.aip.org
We present algorithms and results from Gkeyll, a full-f continuum, electromagnetic
gyrokinetic code, designed to study turbulence in the edge region of fusion devices. The …

Global simulations of tokamak microturbulence: finite-β effects and collisions

A Bottino, T Vernay, B Scott, S Brunner… - Plasma Physics and …, 2011 - iopscience.iop.org
In this paper, we present global nonlinear gyrokinetic simulations including finite β e effects
and collisions in tokamak geometry. Global electromagnetic simulations using conventional …

Pullback transformation in gyrokinetic electromagnetic simulations

A Mishchenko, A Könies, R Kleiber, M Cole - Physics of Plasmas, 2014 - pubs.aip.org
It is shown that a considerable mitigation of the cancellation problem can be achieved by a
slight modification of the simulation scheme. The new scheme is verified, simulating a …