A review of surface damage/microstructures and their effects on hydrogen/helium retention in tungsten

YG Li, QR Zheng, LM Wei, CG Zhang, Z Zeng - Tungsten, 2020 - Springer
The change in surface damage/microstructures and its effects on the hydrogen (H)
isotope/helium (He) dynamic behavior are the key factors for investigating issues of tungsten …

[HTML][HTML] Prospects of enhancing the understanding of material-hydrogen interaction by novel in-situ and in-operando methods

A Massone, D Kiener - international journal of hydrogen energy, 2022 - Elsevier
A main scientific and technical challenge facing the implementation of new and sustainable
energy sources is the development and improvement of materials and components. In order …

Deuterium trapping by deformation-induced defects in tungsten

M Zibrov, M Balden, M Dickmann, A Dubinko… - Nuclear …, 2019 - iopscience.iop.org
The influence of defects induced by plastic deformation of tungsten (W) on deuterium (D)
retention has been studied. Recrystallized W samples were subjected to tensile …

Hydrogen embrittlement of tungsten induced by deuterium plasma: Insights from nanoindentation tests

X Fang, A Kreter, M Rasinski, C Kirchlechner… - Journal of Materials …, 2018 - Springer
Hydrogen exposure has been found to result in metal embrittlement. In this work, we use
nanoindentation to study the mechanical properties of polycrystalline tungsten subjected to …

First-principles calculations of transition metal solute interactions with hydrogen in tungsten

XS Kong, X Wu, CS Liu, QF Fang, QM Hu… - Nuclear …, 2015 - iopscience.iop.org
We have performed systematic first-principles calculations to predict the interaction between
transition metal (TM) solutes and hydrogen in the interstitial site as well as the vacancy in …

H trapping and mobility in nanostructured tungsten grain boundaries: a combined experimental and theoretical approach

C González, M Panizo-Laiz, N Gordillo… - Nuclear …, 2015 - iopscience.iop.org
The trapping and mobility of hydrogen in nanostructured tungsten grain boundaries (GBs)
have been studied by combining experimental and density functional theory (DFT) data …

Deuterium trapping and surface modification of polycrystalline tungsten exposed to a high-flux plasma at high fluences

M Zibrov, M Balden, TW Morgan, M Mayer - Nuclear Fusion, 2017 - iopscience.iop.org
Deuterium (D) retention and surface modifications of hot-rolled polycrystalline tungsten (W)
exposed to a low-energy (~ 40 eV D− 1), high-flux (2–5× 10 23 D m− 2 s− 1) D plasma at …

Microstructure and performance of rare earth element-strengthened plasma-facing tungsten material

L Luo, J Shi, J Lin, X Zan, X Zhu, Q Xu, Y Wu - Scientific reports, 2016 - nature.com
Abstract Pure W and W-(2%, 5%, 10%) Lu alloys were manufactured via mechanical
alloying for 20 h and a spark plasma sintering process at 1,873 K for 2 min. The effects of Lu …

Non-contact, non-destructive mapping of thermal diffusivity and surface acoustic wave speed using transient grating spectroscopy

A Reza, CA Dennett, MP Short, J Waite… - Review of Scientific …, 2020 - pubs.aip.org
We present new developments of the laser-induced transient grating spectroscopy (TGS)
technique that enable the measurement of large area 2D maps of thermal diffusivity and …

Nanoindentation study of the combined effects of crystallography, heat treatment and exposure to high-flux deuterium plasma in tungsten

Y Zayachuk, DEJ Armstrong, K Bystrov… - Journal of Nuclear …, 2017 - Elsevier
Abstract tungsten samples were heat-treated to achieve partial recrystallization and exposed
to high ion flux deuterium plasma at different temperatures and fluences. Continuous …