A global plasma turbulence simulation code, ORB5, is presented. It solves the gyrokinetic electrostatic equations including zonal flows in axisymmetric magnetic geometry. The present version of the code assumes a Boltzmann electron response on magnetic sur ...

Elsevier2007

Computational fusion plasma physics

Stephan Brunner, Wilfred Anthony Cooper, Trach-Minh Tran, Laurent Villard, Alberto Bottino, Sébastien Jolliet, Martin Jucker, Jonathan Graves, Paolo Angelino, Xavier Lapillonne

2007

Computational fusion plasma physics

Stephan Brunner, Wilfred Anthony Cooper, Trach-Minh Tran, Laurent Villard, Alberto Bottino, Sébastien Jolliet, Martin Jucker, Jonathan Graves, Paolo Angelino, Xavier Lapillonne

2007

Nonlinear global gyrokinetic PIC simulations of Collisionless TEM turbulence

Trach-Minh Tran, Laurent Villard, Alberto Bottino, Sébastien Jolliet, Paolo Angelino, Xavier Lapillonne, Ben McMillan

2007

On the definition of a kinetic equilibrium in global gyrokinetic simulations

Olivier Sauter, Trach-Minh Tran, Laurent Villard, Alberto Bottino, Sébastien Jolliet, Paolo Angelino

Nonlinear electrostatic global gyrokinetic simulations of collisionless ion temperature gradient (ITG) turbulence and ExB zonal flows in axisymmetric toroidal plasmas are examined for different choices of the initial distribution function. Using a local Ma ...

American Institute of Physics2006

Global nonlinear gyrokinetic simulations of ETG turbulence using particles

Olivier Sauter, Trach-Minh Tran, Laurent Villard, Alberto Bottino, Sébastien Jolliet, Paolo Angelino, Emanuele Poli

2006

Plasma Shape Effects on Geodesic Acoustic Oscillations

Olivier Sauter, Trach-Minh Tran, Laurent Villard, Alberto Bottino, Sébastien Jolliet, Paolo Angelino, Ben McMillan

2006

Ion and Electron Dynamics in Nonlinear PIC simulations

Olivier Sauter, Trach-Minh Tran, Laurent Villard, Alberto Bottino, Sébastien Jolliet, Paolo Angelino, Ben McMillan, Emanuele Poli

2006

Plasma elongation and magnetic shear effects in nonlinear simulations of ITG-zonal flow turbulence

Olivier Sauter, Trach-Minh Tran, Laurent Villard, Alberto Bottino, Sébastien Jolliet, Paolo Angelino

2006

The role of the electric field in simulations of plasma microturbulence

Paolo Angelino

The ultimate goal of magnetic confinement fusion research is to develop an electricity producing power plant based on thermonuclear fusion reactions. Among the most promising magnetic confinement devices, as leading concepts for future power plants, are to ...

EPFL2006

Effects of plasma current on nonlinear interactions of ITG turbulence, zonal flows and geodesic acoustic modes

Olivier Sauter, Trach-Minh Tran, Laurent Villard, Alberto Bottino, Sébastien Jolliet, Paolo Angelino

The mutual interactions of ion temperature gradient (ITG) driven modes, zonal flows and geodesic acoustic modes (GAM) in tokamak plasmas are investigated using a global nonlinear gyrokinetic formulation with totally unconstrained evolution of temperature g ...

Institute of Physics2006

Recent advances in non-linear PIC simulaions in magnetic coordinates

Olivier Sauter, Laurent Villard, Alberto Bottino, Sébastien Jolliet, Paolo Angelino

2005

A spectral global gyrokinetic approach to plasma linear microinstability analysis

Laurent Villard, Alberto Bottino, Paolo Angelino

With the term microinstabilities, we indicate a class of plasma drift waves such as the ion temperature gradient (ITG) mode, the trapped electron mode (TEM), and the electromagnetic Alfvenic ion temperature gradient (AITG) mode. They are usually driven by ...

2005

Effects of plasma current on nonlinerar interactions of ITG turbulence, zonal flows and geodesic acoustic modes

Olivier Sauter, Laurent Villard, Alberto Bottino, Sébastien Jolliet, Paolo Angelino

2005

Gyrokinetic particle simulations of ITG modes and zonal flows with canonical and local equilibrium distributions

Olivier Sauter, Laurent Villard, Alberto Bottino, Sébastien Jolliet, Paolo Angelino

2005

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