An overview of creep in tungsten and its alloys

J Webb, S Gollapudi, I Charit - … Journal of Refractory Metals and Hard …, 2019 - Elsevier
The objective of this short review is to provide an overview on the current understanding of
creep in tungsten and its alloys. Tungsten is a high temperature material on account of its …

Effect of Electron Beam Remelting Treatments on the Microstructure and Properties of Atmospheric Plasma Sprayed Tungsten Coatings

WB Liao, ZY Liu, MJ He, C Feng, F Wang… - Journal of Thermal Spray …, 2021 - Springer
Atmospheric plasma-sprayed tungsten coating is one of the most prospective plasma-facing
materials used in the first wall of nuclear fusion devices since its low tritium inventory, good …

Morphologies of tungsten nanotendrils grown under helium exposure

K Wang, RP Doerner, MJ Baldwin, FW Meyer… - Scientific reports, 2017 - nature.com
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 …

Effects of transition metal carbide dispersoids on helium bubble formation in dispersion-strengthened tungsten

A Saefan, X Liu, E Lang, L Higgins, Y Wang… - Scientific reports, 2023 - nature.com
The formation of helium bubbles and subsequent property degradation poses a significant
challenge to tungsten as a plasma-facing material in future long-pulse plasma-burning …

Enhanced radiation resistance of W-based HEA under helium-ion irradiation conditions

K Wang, Y Yan, Y Xiong, S Zhao, D Chen… - Journal of Nuclear …, 2024 - Elsevier
Recently, high entropy alloy (HEA) has demonstrated superior radiation resistance to
energetic particles. In this paper, we examine the radiation response of W-based HEA …

Helium flux effects on bubble growth and surface morphology in plasma-facing tungsten from large-scale molecular dynamics simulations

KD Hammond, IV Naeger, W Widanagamaachchi… - Nuclear …, 2019 - iopscience.iop.org
We investigate helium flux effects on helium transport and surface evolution in plasma-
facing tungsten using molecular dynamics. The simulations span two orders of magnitude …

Retarded recrystallization of helium-exposed tungsten

W Guo, L Cheng, G De Temmerman, Y Yuan… - Nuclear …, 2018 - iopscience.iop.org
In ITER and future tokamaks, recrystallization has been identified as an important issue
which may reduce the strength of tungsten plasma-facing component and deteriorate its …

Elastic properties of plasma-exposed tungsten predicted by molecular-dynamics simulations

A Weerasinghe, BD Wirth… - ACS applied materials & …, 2020 - ACS Publications
We report results of systematic molecular-dynamics computations of the elastic properties of
single-crystalline tungsten containing structural defects, voids and overpressurized He …

Helium effects on the surface and subsurface evolutions in single-crystalline tungsten

C Fan, C Li, CM Parish, Y Katoh, X Hu - Acta Materialia, 2021 - Elsevier
Tungsten (W) has been perceived as one of the most promising plasma facing materials
(PFMs) for future fusion reactors. In the past decade, its behavior under irradiation and …

Enhanced fuzzy tungsten growth in the presence of tungsten deposition

P McCarthy, D Hwangbo, M Bilton, S Kajita… - Nuclear …, 2020 - iopscience.iop.org
Using a magnetron sputtering device operating in helium, fibre-form'fuzz'has been grown on
tungsten samples in the presence of a significant auxiliary source of depositing tungsten. In …