Behavior of tungsten under irradiation and plasma interaction
M Rieth, R Doerner, A Hasegawa, Y Ueda… - Journal of Nuclear …, 2019 - Elsevier
In 1959 the Journal of Nuclear Materials (JNM) was founded and is now celebrating its
Diamond Anniversary year. The present paper is part of a series in which single JNM …
Diamond Anniversary year. The present paper is part of a series in which single JNM …
Perspectives on multiscale modelling and experiments to accelerate materials development for fusion
Prediction of material performance in fusion reactor environments relies on computational
modelling, and will continue to do so until the first generation of fusion power plants come on …
modelling, and will continue to do so until the first generation of fusion power plants come on …
Helium, hydrogen, and fuzz in plasma-facing materials
KD Hammond - Materials Research Express, 2017 - iopscience.iop.org
Tungsten, the primary material under consideration as the divertor material in magnetic-
confinement nuclear fusion reactors, has been known for the last decade to form'fuzz'—a …
confinement nuclear fusion reactors, has been known for the last decade to form'fuzz'—a …
Recent advances in modeling and simulation of the exposure and response of tungsten to fusion energy conditions
Under the anticipated operating conditions for demonstration magnetic fusion reactors
beyond ITER, structural and plasma-facing materials will be exposed to unprecedented …
beyond ITER, structural and plasma-facing materials will be exposed to unprecedented …
Large-scale atomistic simulations of low-energy helium implantation into tungsten single crystals
Large-scale molecular dynamics simulations of post-implantation helium behavior in plasma-
facing tungsten single crystals reveal orientation-dependent depth profiles, surface evolution …
facing tungsten single crystals reveal orientation-dependent depth profiles, surface evolution …
Competing kinetics and He bubble morphology in W
The growth process of He bubbles in W is investigated using molecular dynamics and
parallel replica dynamics for growth rates spanning 6 orders of magnitude. Fast and slow …
parallel replica dynamics for growth rates spanning 6 orders of magnitude. Fast and slow …
Mechanical properties and microstructural change of W–Y2O3 alloy under helium irradiation
A wet-chemical method combined with spark plasma sintering was used to prepare a W–
Y2O3 alloy. High-temperature tensile tests and nano-indentation microhardness tests were …
Y2O3 alloy. High-temperature tensile tests and nano-indentation microhardness tests were …
Helium bubble bursting in tungsten
Molecular dynamics simulations have been used to systematically study the pressure
evolution and bursting behavior of sub-surface helium bubbles and the resulting tungsten …
evolution and bursting behavior of sub-surface helium bubbles and the resulting tungsten …
Morphologies of tungsten nanotendrils grown under helium exposure
Nanotendril “fuzz” will grow under He bombardment under tokamak-relevant conditions on
tungsten plasma-facing materials in a magnetic fusion energy device. We have grown …
tungsten plasma-facing materials in a magnetic fusion energy device. We have grown …
Challenges and opportunities of modeling plasma–surface interactions in tungsten using high-performance computing
The performance of plasma facing components (PFCs) is critical for ITER and future
magnetic fusion reactors. The ITER divertor will be tungsten, which is the primary candidate …
magnetic fusion reactors. The ITER divertor will be tungsten, which is the primary candidate …