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 …

[HTML][HTML] Progress toward fusion energy breakeven and gain as measured against the Lawson criterion

SE Wurzel, SC Hsu - Physics of Plasmas, 2022 - pubs.aip.org
The Lawson criterion is a key concept in the pursuit of fusion energy, relating the fuel density
n, pulse duration τ or energy confinement time τ E, and fuel temperature T to the energy gain …

Progress in the development and understanding of a high poloidal-beta tokamak operating scenario for an attractive fusion pilot plant

S Ding, AM Garofalo - Reviews of Modern Plasma Physics, 2022 - Springer
The high poloidal-beta (β P) regime was first proposed as a high bootstrap current scenario
for a steady-state fusion pilot plant (FPP) in the 1990s (Kikuchi in Nucl Fusion 30: 265 …

Prospects for H-mode inhibition in negative triangularity tokamak reactor plasmas

AO Nelson, C Paz-Soldan, S Saarelma - Nuclear Fusion, 2022 - iopscience.iop.org
Instability to high toroidal mode number (n) ballooning modes has been proposed as the
primary gradient-limiting mechanism for tokamak equilibria with negative triangularity …

Application of machine learning and artificial intelligence to extend EFIT equilibrium reconstruction

LL Lao, S Kruger, C Akcay… - Plasma Physics and …, 2022 - iopscience.iop.org
Recent progress in the application of machine learning (ML)/artificial intelligence (AI)
algorithms to improve the Equilibrium Fitting (EFIT) code equilibrium reconstruction for …

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 dynamic 1D simulation of divertor plasmas with neural PDE surrogates

Y Poels, G Derks, E Westerhof, K Minartz… - Nuclear …, 2023 - iopscience.iop.org
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 …

Validation of a full-plasma integrated modeling approach on ASDEX Upgrade

T Luda, C Angioni, MG Dunne, E Fable… - Nuclear …, 2021 - iopscience.iop.org
In this work we present the extensive validation of a refined version of the integrated model
based on engineering parameters (IMEP) introduced in reference (Luda et al 2020 Nucl …

[HTML][HTML] Reduced models for ETG transport in the tokamak pedestal

DR Hatch, C Michoski, D Kuang… - Physics of …, 2022 - pubs.aip.org
This paper reports on the development of reduced models for electron temperature gradient
(ETG) driven transport in the pedestal. Model development is enabled by a set of 61 …

Development of compact tokamak fusion reactor use cases to inform future transport studies

C Holland, EM Bass, DM Orlov… - Journal of Plasma …, 2023 - cambridge.org
The OMFIT STEP (Meneghini et al., Nucl. Fusion, vol. 10, 2020, p. 1088) workflow has been
used to develop inductive and steady-state H-mode core plasma scenario use cases for a …