Filamentary plasma eruptions and their control on the route to fusion energy
The tokamak is the most advanced approach to fusion and is approaching operation under
power-plant conditions, promising sustainable, low-emission, baseload power to the grid. As …
power-plant conditions, promising sustainable, low-emission, baseload power to the grid. As …
The JOREK non-linear extended MHD code and applications to large-scale instabilities and their control in magnetically confined fusion plasmas
JOREK is a massively parallel fully implicit non-linear extended magneto-hydrodynamic
(MHD) code for realistic tokamak X-point plasmas. It has become a widely used versatile …
(MHD) code for realistic tokamak X-point plasmas. It has become a widely used versatile …
Pedestal structure, stability and scalings in JET-ILW: the EUROfusion JET-ILW pedestal database
L Frassinetti, S Saarelma, G Verdoolaege… - Nuclear …, 2020 - iopscience.iop.org
Abstract The EUROfusion JET-ILW pedestal database is described, with emphasis on three
main issues. First, the technical aspects are introduced, including a description of the data …
main issues. First, the technical aspects are introduced, including a description of the data …
Role of the separatrix density in the pedestal performance in deuterium low triangularity JET-ILW plasmas and comparison with JET-C
A reduction of the pedestal pressure with increasing separatrix density over pedestal density
(ne sep/ne ped) has been observed in JET. The physics behind this correlation is …
(ne sep/ne ped) has been observed in JET. The physics behind this correlation is …
Fast dynamic 1D simulation of divertor plasmas with neural PDE surrogates
Managing divertor plasmas is crucial for operating reactor scale tokamak devices due to
heat and particle flux constraints on the divertor target. Simulation is an important tool to …
heat and particle flux constraints on the divertor target. Simulation is an important tool to …
Effect of resistivity on the pedestal MHD stability in JET
H Nyström, L Frassinetti, S Saarelma… - Nuclear …, 2022 - iopscience.iop.org
The ELM triggering mechanism in tokamaks is not yet fully understood. For example, in the
JET tokamak with ITER-like wall (commonly called JET-ILW), the ELMs are sometimes …
JET tokamak with ITER-like wall (commonly called JET-ILW), the ELMs are sometimes …
Nonlinear coupling induced toroidal structure of edge localized modes
Edge localized modes (ELMs) are magnetohydrodynamic (MHD) instabilities that cause fast
periodic relaxations of the strong edge pressure gradient in tokamak fusion plasmas. A …
periodic relaxations of the strong edge pressure gradient in tokamak fusion plasmas. A …
Importance of resistivity on edge-localized mode onset in spherical tokamaks
We explore the impact of realistic plasma resistivity on the linear stability of peeling-
ballooning (PB) modes in tokamak discharges with low-aspect ratio. For this study we …
ballooning (PB) modes in tokamak discharges with low-aspect ratio. For this study we …
MHD simulations of small ELMs at low triangularity in ASDEX Upgrade
The development of small and no-ELM regimes for ITER is a high priority topic due to the
risks associated with type-I ELMs. By considering non-linear extended …
risks associated with type-I ELMs. By considering non-linear extended …
Extended full-MHD simulation of non-linear instabilities in tokamak plasmas
Non-linear magnetohydrodynamic (MHD) simulations play an essential role in active
research and understanding of tokamak plasmas for the realization of a fusion power plant …
research and understanding of tokamak plasmas for the realization of a fusion power plant …