2022 review of data-driven plasma science

R Anirudh, R Archibald, MS Asif… - … on Plasma Science, 2023 - ieeexplore.ieee.org
Data-driven science and technology offer transformative tools and methods to science. This
review article highlights the latest development and progress in the interdisciplinary field of …

Machine learning and Bayesian inference in nuclear fusion research: an overview

A Pavone, A Merlo, S Kwak… - Plasma Physics and …, 2023 - iopscience.iop.org
This article reviews applications of Bayesian inference and machine learning (ML) in
nuclear fusion research. Current and next-generation nuclear fusion experiments require …

Nonlinear gyrokinetic predictions of SPARC burning plasma profiles enabled by surrogate modeling

P Rodriguez-Fernandez, NT Howard, J Candy - Nuclear Fusion, 2022 - iopscience.iop.org
Multi-channel, nonlinear predictions of core temperature and density profiles are performed
for the SPARC tokamak (Creely et al 2020 J. Plasma Phys. 86 865860502) accounting for …

Feedforward beta control in the KSTAR tokamak by deep reinforcement learning

J Seo, YS Na, B Kim, CY Lee, MS Park, SJ Park… - Nuclear …, 2021 - iopscience.iop.org
In this work, we address a new feedforward control scheme for the normalized beta (β N) in
tokamak plasmas, using the deep reinforcement learning (RL) technique. The deep RL …

Predictions of core plasma performance for the SPARC tokamak

P Rodriguez-Fernandez, NT Howard… - Journal of Plasma …, 2020 - cambridge.org
SPARC is designed to be a high-field, medium-size tokamak aimed at achieving net energy
gain with ion cyclotron range-of-frequencies (ICRF) as its primary auxiliary heating …

Integrated modeling of ASDEX Upgrade plasmas combining core, pedestal and scrape-off layer physics

T Luda, C Angioni, MG Dunne, E Fable… - Nuclear …, 2020 - iopscience.iop.org
The design of future fusion reactors and their operational scenarios requires an accurate
prediction of the plasma confinement. We have developed a new model that integrates …

Physics-guided machine learning approaches to predict the ideal stability properties of fusion plasmas

A Piccione, JW Berkery, SA Sabbagh… - Nuclear …, 2020 - iopscience.iop.org
One of the biggest challenges to achieve the goal of producing fusion energy in tokamak
devices is the necessity of avoiding disruptions of the plasma current due to instabilities. The …

Data-driven profile prediction for DIII-D

J Abbate, R Conlin, E Kolemen - Nuclear Fusion, 2021 - iopscience.iop.org
A new, fully data-driven algorithm has been developed that uses a neural network to predict
plasma profiles on a scale of τ E into the future given an actuator trajectory and the plasma …

Fast modeling of turbulent transport in fusion plasmas using neural networks

KL van de Plassche, J Citrin, C Bourdelle… - Physics of …, 2020 - pubs.aip.org
We present an ultrafast neural network model, QLKNN, which predicts core tokamak
transport heat and particle fluxes. QLKNN is a surrogate model based on a database of 3× …

Plasma surrogate modelling using Fourier neural operators

V Gopakumar, S Pamela, L Zanisi, Z Li, A Gray… - Nuclear …, 2024 - iopscience.iop.org
Predicting plasma evolution within a Tokamak reactor is crucial to realizing the goal of
sustainable fusion. Capabilities in forecasting the spatio-temporal evolution of plasma …