Internal transport barriers in tokamak plasmas are explored in order to improve confinement
and stability beyond the reference scenario, used for the ITER extrapolation, and to achieve …

Tokamak discharges with improved energy confinement properties arising from internal
transport barriers (ITBs) have certain attractive features, such as a large bootstrap current …

The understanding and predictive capability of transport physics and plasma confinement is
reviewed from the perspective of achieving reactor-scale burning plasmas in the ITER …

, Nucl. Fusion 39, 2137 (1999)] remains an important challenge. While uncertainties remain,
magnetohydrodynamic stability calculations at intermediate wavelength (the “peeling …

The spherical tokamak (ST) is a leading candidate for a Fusion Nuclear Science Facility
(FNSF) due to its compact size and modular configuration. The National Spherical Torus …

The design, construction and operation of advanced divertors have been the main topics of
tokamak research during the last decade. The design of these divertors (carried out with two …

Plasmas are created by heating gases through the absorption of ionizing radiation in the
visible through the ultraviolet part of the electromagnetic spectrum and through collisional …

During the last decade, significant progress has been made in the field of pellet injection
with (1) the identification of the drift of the deposited material in the inhomogeneous …

Abstract Type I ELMy H-mode operation in JET with the ITER-like Be/W wall (JET-ILW)
generally occurs at lower pedestal pressures compared to those with the full carbon wall …

It is shown from a symmetry in the gyrokinetic equation that for up–down symmetric tokamak
equilibria and for u ϕ⪢ ρ υ thi∕ r (where u ϕ is the toroidal velocity, υ thi is the thermal ion …