[HTML][HTML] Magnetic control of tokamak plasmas through deep reinforcement learning
Nuclear fusion using magnetic confinement, in particular in the tokamak configuration, is a
promising path towards sustainable energy. A core challenge is to shape and maintain a …
promising path towards sustainable energy. A core challenge is to shape and maintain a …
Validation of edge turbulence codes against the TCV-X21 diverted L-mode reference case
Self-consistent full-size turbulent-transport simulations of the divertor and scrape-off-layer
(SOL) of existing tokamaks have recently become feasible. This enables the direct …
(SOL) of existing tokamaks have recently become feasible. This enables the direct …
Enhanced confinement in diverted negative-triangularity L-mode plasmas in TCV
S Coda, A Merle, O Sauter, L Porte… - Plasma Physics and …, 2021 - iopscience.iop.org
The favorable confinement properties of negative-triangularity (NT) tokamak configurations
were discovered in the TCV tokamak in the late 1990s and were documented over the two …
were discovered in the TCV tokamak in the late 1990s and were documented over the two …
Offline model-based reinforcement learning for tokamak control
Control for tokamaks, the leading candidate technology for nuclear fusion, is an important
pursuit since the realization of nuclear fusion as an energy source would result in virtually …
pursuit since the realization of nuclear fusion as an energy source would result in virtually …
Overview of results from the 2023 DIII-D negative triangularity campaign
Negative triangularity (NT) is a potentially transformative configuration for tokamak-based
fusion energy with its high-performance core, edge localized mode (ELM)-free edge, and …
fusion energy with its high-performance core, edge localized mode (ELM)-free edge, and …
Real-time feedback control of the impurity emission front in tokamak divertor plasmas
T Ravensbergen, M van Berkel, A Perek… - Nature …, 2021 - nature.com
In magnetic confinement thermonuclear fusion the exhaust of heat and particles from the
core remains a major challenge. Heat and particles leaving the core are transported via …
core remains a major challenge. Heat and particles leaving the core are transported via …
Investigating the impact of the molecular charge-exchange rate on detached SOLPS-ITER simulations
K Verhaegh, AC Williams, D Moulton… - Nuclear …, 2023 - iopscience.iop.org
Plasma-molecular interactions generate molecular ions which react with the plasma and
contribute to detachment through molecular activated recombination (MAR), reducing the …
contribute to detachment through molecular activated recombination (MAR), reducing the …
Scrape-off layer transport and filament characteristics in high-density tokamak regimes
A detailed cross-device investigation on the role of filamentary dynamics in high-density
regimes has been performed within the EUROfusion framework, comparing the ASDEX …
regimes has been performed within the EUROfusion framework, comparing the ASDEX …
Validation of edge turbulence codes in a magnetic X-point scenario in TORPEX
Transport processes around the magnetic X-point of tokamaks, such as turbulence and
mean-field drifts, are scarcely understood. The assessment of the capability of turbulence …
mean-field drifts, are scarcely understood. The assessment of the capability of turbulence …
Self-consistent modeling of runaway electron generation in massive gas injection scenarios in ASDEX Upgrade
We present the first successful simulation of an induced disruption in ASDEX Upgrade from
massive material injection (MMI) up to established runaway electron (RE) beam, thus …
massive material injection (MMI) up to established runaway electron (RE) beam, thus …