Mesoscopic transport events and the breakdown of Fick's law for turbulent fluxes

TS Hahm, PH Diamond - Journal of the Korean Physical Society, 2018 - Springer
This paper presents a pedagogical review of the physics of mesoscopic transport events and
their role in the breakdown of Fick's Law for turbulent transport in magnetically confined …

The gyrokinetic description of microturbulence in magnetized plasmas

JA Krommes - Annual review of fluid mechanics, 2012 - annualreviews.org
Nonlinear gyrokinetics is the major formalism used for both the analytical and numerical
descriptions of low-frequency microturbulence in magnetized plasmas. Its derivation from …

Gyrokinetic projection of the divertor heat-flux width from present tokamaks to ITER

CS Chang, S Ku, A Loarte, V Parail, F Koechl… - Nuclear …, 2017 - iopscience.iop.org
The XGC1 edge gyrokinetic code is used to study the width of the heat-flux to divertor plates
in attached plasma condition. The flux-driven simulation is performed until an approximate …

Vtk-m: Accelerating the visualization toolkit for massively threaded architectures

K Moreland, C Sewell, W Usher, L Lo… - IEEE computer …, 2016 - ieeexplore.ieee.org
One of the most critical challenges for high-performance computing (HPC) scientific
visualization is execution on massively threaded processors. Of the many fundamental …

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 …

Full-f gyrokinetic particle simulation of centrally heated global ITG turbulence from magnetic axis to edge pedestal top in a realistic tokamak geometry

S Ku, CS Chang, PH Diamond - Nuclear Fusion, 2009 - iopscience.iop.org
Global electrostatic ITG turbulence physics, together with background dynamics, has been
simulated in a realistic tokamak core geometry using XGC1, a full-function 5D gyrokinetic …

A fast low-to-high confinement mode bifurcation dynamics in the boundary-plasma gyrokinetic code XGC1

S Ku, CS Chang, R Hager, RM Churchill… - Physics of …, 2018 - pubs.aip.org
A fast edge turbulence suppression event has been simulated in the electrostatic version of
the gyrokinetic particle-in-cell code XGC1 in a realistic diverted tokamak edge geometry …

Study of ion turbulent transport and profile formations using global gyrokinetic full-f Vlasov simulation

Y Idomura, H Urano, N Aiba, S Tokuda - Nuclear Fusion, 2009 - iopscience.iop.org
A global gyrokinetic toroidal full-f five-dimensional Vlasov simulation GT5D (Idomura et al
2008 Comput. Phys. Commun. 179 391) is extended including sources and collisions. Long …

[图书][B] Turbulent transport in magnetized plasmas

W Horton - 2012 - World Scientific
Plasmas are created by heating gases through the absorption of ionizing radiation in the
visible through the ultraviolet part of the electromagnetic spectrum and through collisional …

Fast low-to-high confinement mode bifurcation dynamics in a tokamak edge plasma gyrokinetic simulation

CS Chang, S Ku, GR Tynan, R Hager, RM Churchill… - Physical review …, 2017 - APS
Transport barrier formation and its relation to sheared flows in fluids and plasmas are of
fundamental interest in various natural and laboratory observations and of critical …