Super-thermal particles in hot plasmas—Kinetic models, numerical solution strategies, and comparison to tokamak experiments
P Lauber - Physics Reports, 2013 - Elsevier
The excitation of collective instabilities by super-thermal particles in hot plasmas and the
related transport processes attract increasing interest due to their fundamental challenges …
related transport processes attract increasing interest due to their fundamental challenges …
ORB5: a global electromagnetic gyrokinetic code using the PIC approach in toroidal geometry
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 …
previous reference (Jolliet et al., 2007). The Orb 5 code solves the electromagnetic Vlasov …
Verification and validation of integrated simulation of energetic particles in fusion plasmas
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 …
the current ramp phase of DIII-D L-mode discharge# 159243 using gyrokinetic, gyrokinetic …
Transport theory of phase space zonal structures
We adopt gyrokinetic theory to extract the phase space zonal structure from the flux surface
averaged particle response, that is, the nonlinear response that is undamped by …
averaged particle response, that is, the nonlinear response that is undamped by …
Intercode comparison of gyrokinetic global electromagnetic modes
Aiming to fill a corresponding lack of sophisticated test cases for global electromagnetic
gyrokinetic codes, a new hierarchical benchmark is proposed. Starting from established test …
gyrokinetic codes, a new hierarchical benchmark is proposed. Starting from established test …
Pullback scheme implementation in ORB5
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 …
(Jolliet et al., 2007 [1]) to mitigate the cancellation problem in electromagnetic simulations …
Gyrokinetic investigation of Alfvén instabilities in the presence of turbulence
The nonlinear dynamics of beta-induced Alfvén eigenmodes (BAEs) driven by energetic
particles (EPs) in the presence of ion-temperature-gradient turbulence is investigated, by …
particles (EPs) in the presence of ion-temperature-gradient turbulence is investigated, by …
A linear benchmark between HYMAGYC, MEGA and ORB5 codes using the NLED-AUG test case to study Alfvénic modes driven by energetic particles
One of the major challenges in magnetic confinement thermonuclear fusion research
concerns the confinement of the energetic particles (EPs) produced by fusion reactions …
concerns the confinement of the energetic particles (EPs) produced by fusion reactions …
Benchmark of gyrokinetic, kinetic MHD and gyrofluid codes for the linear calculation of fast particle driven TAE dynamics
A Könies, S Briguglio, N Gorelenkov, T Fehér… - Nuclear …, 2018 - iopscience.iop.org
Fast particles in fusion plasmas may drive Alfvén modes unstable leading to fluctuations of
the internal electromagnetic fields and potential loss of particles. Such instabilities can have …
the internal electromagnetic fields and potential loss of particles. Such instabilities can have …
Second order gyrokinetic theory for particle-in-cell codes
The main idea of the gyrokinetic dynamical reduction consists in a systematical removal of
the fast scale motion (the gyromotion) from the dynamics of the plasma, resulting in a …
the fast scale motion (the gyromotion) from the dynamics of the plasma, resulting in a …