Results 41 to 50 of about 6,012 (210)

Relation between porosity‐based and crystal‐based femtosecond laser‐induced nanogratings in oxide glasses

open access: yesInternational Journal of Applied Glass Science, Volume 17, Issue 1, January 2026.
Abstract Femtosecond laser irradiation in glass, under controlled conditions, can induce two types of nanogratings (NG): porous nanogratings (pNG) and crystal/glass nanogratings (cNG). While most glasses exhibit only one type, binary aluminosilicate glasses have shown both types of NG.
Imane Ktafi   +3 more
wiley   +1 more source

Reducing turbulent transport in tokamaks by combining intrinsic rotation and the low momentum diffusivity regime

open access: yesNuclear Fusion
Based on the analysis of a large number of high-fidelity nonlinear gyrokinetic simulations, we propose a novel strategy to improve confinement in spherical tokamak plasmas by combining up-down asymmetric flux surface shaping with the Low Momentum ...
Haomin Sun   +10 more
doaj   +1 more source

Advancements in Tokamak Technology for Fusion Energy: A Bibliometric and Patent Trend Analysis (2014–2024)

open access: yesEnergies
Tokamak technology, as the cornerstone of nuclear fusion energy, holds immense potential in achieving efficient plasma confinement and high energy densities.
Horng Jinh Chang, Shih Wei Wang
doaj   +1 more source

Design and construction of magnetic diagnostics on NanChang spherical tokamak

open access: yesAIP Advances, 2022
The NanChang Spherical Tokamak (NCST) is a new compact tokamak (with an aspect ratio of R/a = 1.67) for exploring the merging compression by which the plasma start-up is highly efficient.
T. B. Ouyang   +4 more
doaj   +1 more source

Neutron shielding and activation of the MASTU device and surrounds

open access: yes, 2014
A significant functional upgrade is planned for the Mega Ampere Spherical Tokamak (MAST) device, located at Culham in the UK, including the implementation of a notably greater neutral beam injection power.
Davis, Andrew   +3 more
core   +1 more source

Power Deposition on Tokamak Plasma-Facing Components [PDF]

open access: yes, 2016
The SMARDDA software library is used to model plasma interaction with complex engineered surfaces. A simple flux-tube model of power deposition necessitates the following of magnetic fieldlines until they meet geometry taken from a CAD (Computer Aided ...
Arter, Wayne   +2 more
core   +1 more source

Implications of Innovative Nuclear Technologies on Ghana’s Nuclear Future

open access: yesScience and Technology of Nuclear Installations, Volume 2026, Issue 1, 2026.
Innovations in nuclear technology have the potential to play a transformative role in Ghana’s pursuit of a secure, reliable and low‐carbon energy future. This review examines recent global advances in nuclear reactor technologies, fuel cycle systems, waste management approaches, regulatory practices and digital applications and assesses their relevance
R. G. Abrefah   +4 more
wiley   +1 more source

MHD-FiT: MHD-based dynamic reconstruction of tokamak plasma configuration

open access: yesNuclear Fusion
This paper introduces an innovative method for reconstructing 2D magnetic flux contours and plasma parameters of dynamically moving tokamak plasmas.
T. Ahmadi, Y. Ono, Y. Cai, H. Tanabe
doaj   +1 more source

Stress, strain, neutron transport and radiation effects in a full fusion tokamak device: A virtual MAST-U study [PDF]

open access: yesEPJ Web of Conferences
A finite-element method (FEM) model for the Mega-Ampere Spherical Tokamak - Upgrade (MAST-U) fusion tokamak has been developed to evaluate stress and deformations in the full device structure and to assess the stability of the whole tokamak with respect ...
Reali Luca   +9 more
doaj   +1 more source

Resonant interaction of fast particles with Alfven waves in spherical tokamaks [PDF]

open access: yes, 2009
The Spherical Tokamak (ST) concept has become one of the main avenues in magneticnuclear fusion research since STs successfully demonstrated plasma operationat [Beta] = 2P[mu]0=B2~1.
Lilley, Matthew Keith   +1 more
core  

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