ITER breakdown and plasma initiation revisited

PC De Vries, Y Gribov - Nuclear Fusion, 2019 - iopscience.iop.org
This paper revisits a number of key aspects of plasma initiation, aiming to clarify concepts,
provide definitions and improve understanding, in view of ITER First Plasma operation. It …

First intrashot observation of runaway-electron-driven instabilities at the lower-hybrid frequency range under ITER-relevant plasma-wave dispersion conditions

W Bin, C Castaldo, F Napoli, P Buratti, A Cardinali… - Physical Review Letters, 2022 - APS
Kinetic instabilities driven by runaway electrons (REs) have recently received attention in the
fusion community as a means to control and diagnose REs in a tokamak. Experiments …

[HTML][HTML] Impact of the plasma operation on the technical requirements in EU-DEMO

M Siccinio, W Biel, E Fable, T Franke, F Janky… - Fusion Engineering and …, 2022 - Elsevier
The plasma design point during stationary phase operation of EU-DEMO has been
described extensively in the past, and the assumptions employed for its definition have been …

Wall conditioning in fusion devices with superconducting coils

T Wauters, D Borodin, R Brakel… - Plasma physics and …, 2020 - iopscience.iop.org
Wall conditioning is essential in tokamak and stellarator research to achieve plasma
performance and reproducibility. This paper presents an overview of recent conditioning …

The causes of the disruptive tearing instabilities of the ITER baseline scenario in DIII-D

F Turco, TC Luce, W Solomon, G Jackson… - Nuclear …, 2018 - iopscience.iop.org
Abstract Analysis of the evolving current density (J), pedestal and rotation profiles in a
database of 200 ITER Baseline Scenario (IBS) demonstration discharges in the DIII-D …

[HTML][HTML] Progress in preparing scenarios for operation of the International Thermonuclear Experimental Reactor

ACC Sips, G Giruzzi, S Ide, C Kessel, TC Luce… - Physics of …, 2015 - pubs.aip.org
The development of operating scenarios is one of the key issues in the research for ITER
which aims to achieve a fusion gain (Q) of∼ 10, while producing 500 MW of fusion power …

Automated shot-to-shot optimization of the plasma start-up scenario in the TCV tokamak

LE di Grazia, F Felici, M Mattei, A Merle, P Molina… - Nuclear …, 2024 - iopscience.iop.org
Plasma start-up is typically achieved manipulating poloidal magnetic fields, gas injection
and possibly auxiliary heating. Model-based design techniques have been gaining …

Enhancement of plasma burn-through simulation and validation in JET

HT Kim, W Fundamenski, ACC Sips… - Nuclear …, 2012 - iopscience.iop.org
In this paper, new models for a plasma burn-through simulation using the DYON code are
introduced in detail, and the quantitative validation of the simulation results against JET data …

Experimental study of electron cyclotron heating assisted start-up on J-TEXT

J Zhang, PC de Vries, K Nagasaki, D **a… - Nuclear …, 2023 - iopscience.iop.org
Second harmonic X-mode (X2 mode) electron cyclotron heating (ECH) assisted start-up has
been studied experimentally on the J-TEXT device to determine the minimum ECH power …

Wall conditioning for ITER: Current experimental and modeling activities

D Douai, D Kogut, T Wauters, S Brezinsek… - Journal of nuclear …, 2015 - Elsevier
Wall conditioning will be required in ITER to control fuel and impurity recycling, as well as
tritium (T) inventory. Analysis of conditioning cycle on the JET, with its ITER-Like Wall is …