Overview of recent results from the ST40 compact high-field spherical tokamak

SAM McNamara, A Alieva, MSA Tzanis, O Asunta… - Nuclear …, 2024 - iopscience.iop.org
ST40 is a compact, high-field (BT0≤ 2.1 T) spherical tokamak (ST) with a mission to expand
the physics and technology basis for the ST route to commercial fusion. The ST40 research …

Characterisation of ion temperature and toroidal rotation on the ST40 tokamak

J Wood, B Lomanowski, E Delabie… - Journal of …, 2023 - iopscience.iop.org
ST40 is a high field low-aspect ratio spherical tokamak built and operated by Tokamak
Energy Ltd. Recent plasma operations were aimed at exploring operational scenarios to …

Isotope dependence of transport in ST40 hot ion mode plasmas

SM Kaye, M Sertoli, P Buxton… - Plasma Physics and …, 2023 - iopscience.iop.org
The ST40 compact, high-field spherical tokamak, operating at 2.1 T and with 1.8 MW of
neutral beam heating, achieved central carbon impurity ion temperatures in excess of 10 …

Perturbative analysis of low-frequency instabilities in high-field ST40 experiments

VN Duarte, NN Gorelenkov, SM Kaye… - Nuclear …, 2023 - iopscience.iop.org
Linear and nonlinear perturbative analyses of low-frequency instabilities are presented for
ST40 spherical torus high field plasmas, with simultaneous neutral beam heating due to two …