[HTML][HTML] Helium aggregation and surface morphology near grain boundaries in plasma-facing tungsten

KD Hammond, D Maroudas, BD Wirth - Journal of Applied Physics, 2024 - pubs.aip.org
… Such helium-induced surface morphology is particularly … fusion devices, as the plasma-facing
material in such devices … the surface serve as barriers to helium transport, reduce bubble

Helium bubble size effects on the surface morphological response of plasma-facing tungsten

ON Patel, D Dasgupta, BD Wirth… - Materials Research …, 2023 - iopscience.iop.org
effects of helium (He) bubble size on the morphological evolution and pattern formation on
the surface of tungsten used as a plasma-facing … of surface morphological evolution according …

Effects of elastic softening and helium accumulation kinetics on surface morphological evolution of plasma-facing tungsten

CS Chen, D Dasgupta, A Weerasinghe, BD Wirth… - Nuclear …, 2020 - iopscience.iop.org
… Additionally, the helium-implanted nanobubble layer is … helium bubbles, all of which are
assumed to have the same radius, with the bubbles growing in size with increasing helium

[HTML][HTML] Hole formation effect on surface morphological response of plasma-facing tungsten

CS Chen, D Dasgupta, BD Wirth… - Journal of Applied …, 2021 - pubs.aip.org
… the effect of helium (He) bubble bursting-mediated surface hole formation on the surface
morphological response of tungsten plasma-facing … process on the surface of PFC tungsten. Our …

Effect of helium flux on near-surface helium accumulation in plasma-exposed tungsten

G Nandipati, KD Hammond, D Maroudas… - Journal of Physics …, 2021 - iopscience.iop.org
… that helium bubbles tend to form deeper with decreasing flux or … tungsten surface morphology
as a function of helium flux, … In this study, the plasma-facing surface is assumed to be W(…

Study of Nanostructured Layer Growth on Plasma-Facing Materials Irradiated with Helium Plasma

SD Fedorovich, YV Martynenko… - Fusion Science and …, 2024 - Taylor & Francis
… Understanding nanostructure growth on material surfaces … tests of tungsten and stainless
steel in helium plasma of the … Several types of surface morphology were observed: bubbles

Corrigendum and Addendum: Helium flux effects on bubble growth and surface morphology in plasma-facing tungsten from large-scale molecular dynamics …

KD Hammond, BF Lee, IV Naeger… - Nuclear …, 2020 - iopscience.iop.org
… of helium in plasma-facing tungsten at four different values of the incident helium flux spanning
four … in which several large bubbles burst simultaneously, resulting in significant, rapid …

Evolution of surface morphology and helium bubble in tungsten under 40 keV helium ions implantation followed by deuterium plasma exposure

T Xia, Z Wang, Z Jiang, Y Shi, J Wu, X Ren… - Physica Scripta, 2022 - iopscience.iop.org
… (W) has been selected as a potential candidate material for plasma facing materials (… plasma
facing material, tungsten will be bombarded by high-density hydrogen isotope and helium

Helium retention in tungsten under plasma and ion beam irradiation and its impact on surface morphology

Y Gasparyan, S Ryabtsev, V Efimov… - Physica …, 2020 - iopscience.iop.org
… with helium plasma before the DT campaign [1]. In the bulk of plasma facing components (…
which may take place as a result of the bursting of bubbles closest to the surface. This leads …

Panorama of “fuzz” growth on tungsten surface under He irradiation

WW Zhang, PH Shi, BD Yao, L Wu, XY Wu, LQ Shi… - Applied Surface …, 2021 - Elsevier
… formation on tungsten (W) surfaces under helium (He) … of W-based materials as plasma-facing
materials (PFMs) in nuclear … W surface morphology encompassed: (1) the morphology of …