Avoiding fusion plasma tearing instability with deep reinforcement learning

J Seo, SK Kim, A Jalalvand, R Conlin, A Rothstein… - Nature, 2024 - nature.com
For stable and efficient fusion energy production using a tokamak reactor, it is essential to
maintain a high-pressure hydrogenic plasma without plasma disruption. Therefore, it is …

Overview of T and D–T results in JET with ITER-like wall

CF Maggi, D Abate, N Abid, P Abreu… - Nuclear …, 2024 - iopscience.iop.org
In 2021 JET exploited its unique capabilities to operate with T and DT fuel with an ITER-like
Be/W wall (JET-ILW). This second major JET DT campaign (DTE2), after DTE1 in 1997 …

Isotope engineering achieved by local coordination design in Ti-Pd co-doped ZrCo-based alloys

J Qi, X Huang, X **ao, X Zhang, P Zhou… - Nature …, 2024 - nature.com
Abstract Deuterium/Tritium (D/T) handling in defined proportions are pivotal to maintain
steady-state operation for fusion reactors. However, the hydrogen isotope effect in metal …

Modelling performed for predictions of fusion power in JET DTE2: overview and lessons learnt

J Garcia, FJ Casson, L Frassinetti, D Gallart… - Nuclear …, 2023 - iopscience.iop.org
For more than a decade, an unprecedented predict-first activity has been carried in order to
predict the fusion power and provide guidance to the second Deuterium–Tritium (D–T) …

A control oriented strategy of disruption prediction to avoid the configuration collapse of tokamak reactors

A Murari, R Rossi, T Craciunescu, J Vega… - Nature …, 2024 - nature.com
The objective of thermonuclear fusion consists of producing electricity from the coalescence
of light nuclei in high temperature plasmas. The most promising route to fusion envisages …

Prospects of core–edge integrated no-ELM and small-ELM scenarios for future fusion devices

E Viezzer, ME Austin, M Bernert, KH Burrell… - Nuclear Materials and …, 2023 - Elsevier
One of our grand challenges towards fusion energy is the achievement of a high-
performance plasma core coupled to a boundary solution. The high confinement mode (H …

A review of DEMO reactor concepts: open questions and issues

SH Hong - AAPPS Bulletin, 2022 - Springer
To solve climate change and to achieve the “2050 carbon neutrality,” fusion energy has to
contribute to the power grid as soon as possible. Nonetheless, DEMO reactor concepts …

Measurement of the gamma-ray-to-neutron branching ratio for the deuterium-tritium reaction in magnetic confinement fusion plasmas

A Dal Molin, G Marcer, M Nocente, M Rebai… - Physical Review Letters, 2024 - APS
At present, magnetic confinement fusion devices rely solely on absolute neutron counting as
a direct way of measuring fusion power. Absolute counting of deuterium-tritium gamma rays …

Experiments in high-performance JET plasmas in preparation of second harmonic ICRF heating of tritium in ITER

MJ Mantsinen, P Jacquet, E Lerche, D Gallart… - Nuclear …, 2023 - iopscience.iop.org
The reference ion cyclotron resonance frequency (ICRF) heating schemes for ITER
deuterium–tritium (DT) plasmas at the full magnetic field of 5.3 T are second harmonic …

Peripheral temperature gradient screening of high-Z impurities in optimised 'hybrid'scenario H-mode plasmas in JET-ILW

AR Field, FJ Casson, D Fajardo, C Angioni… - Nuclear …, 2022 - iopscience.iop.org
Screening of high-Z (W) impurities from the confined plasma by the temperature gradient at
the plasma periphery of fusion-grade H-mode plasmas has been demonstrated in the JET …