Physics basis for the first ITER tungsten divertor

RA Pitts, X Bonnin, F Escourbiac, H Frerichs… - Nuclear Materials and …, 2019 - Elsevier
On the eve of component procurement, this paper discusses the present physics basis for
the first ITER tungsten (W) divertor, beginning with a reminder of the key elements defining …

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 …

Overview of the SPARC physics basis towards the exploration of burning-plasma regimes in high-field, compact tokamaks

P Rodriguez-Fernandez, AJ Creely… - Nuclear …, 2022 - iopscience.iop.org
The SPARC tokamak project, currently in engineering design, aims to achieve breakeven
and burning plasma conditions in a compact device, thanks to new developments in high …

The JOREK non-linear extended MHD code and applications to large-scale instabilities and their control in magnetically confined fusion plasmas

M Hoelzl, GTA Huijsmans, SJP Pamela… - Nuclear …, 2021 - iopscience.iop.org
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 …

Overview of initial negative triangularity plasma studies on the ASDEX Upgrade tokamak

T Happel, T Pütterich, D Told, M Dunne… - Nuclear …, 2022 - iopscience.iop.org
An overview of results of negative triangularity (NT) studies from the ASDEX Upgrade
tokamak (AUG) is given. Moderate values of the triangularity in the range of δ average≈ …

Divertor heat flux challenge and mitigation in SPARC

AQ Kuang, S Ballinger, D Brunner, J Canik… - Journal of Plasma …, 2020 - cambridge.org
Owing to its high magnetic field, high power, and compact size, the SPARC experiment will
operate with divertor conditions at or above those expected in reactor-class tokamaks …

A high-density and high-confinement tokamak plasma regime for fusion energy

S Ding, AM Garofalo, HQ Wang, DB Weisberg, ZY Li… - Nature, 2024 - nature.com
The tokamak approach, utilizing a toroidal magnetic field configuration to confine a hot
plasma, is one of the most promising designs for developing reactors that can exploit …

Ballooning instability preventing the H-mode access in plasmas with negative triangularity shape on the DIII–D tokamak

S Saarelma, ME Austin, M Knolker… - Plasma Physics and …, 2021 - iopscience.iop.org
Infinite toroidal mode number (n=∞) ballooning mode analysis of negative triangularity
discharges on DIII–D shows that the access to 2 nd stability becomes strongly restricted …

Quasicontinuous exhaust scenario for a fusion reactor: the renaissance of small edge localized modes

GF Harrer, M Faitsch, L Radovanovic, E Wolfrum… - Physical Review Letters, 2022 - APS
Tokamak operational regimes with small edge localized modes (ELMs) could be a solution
to the problem of large transient heat loads in fusion reactors. A ballooning mode near the …

DEMO physics challenges beyond ITER

M Siccinio, W Biel, M Cavedon, E Fable… - Fusion Engineering and …, 2020 - Elsevier
For electricity producing tokamak fusion reactors like EU-DEMO, it is prudent to choose a
plasma scenario close to the ITER baseline, where the largest amount of experimental …