Methods for improving ductility of tungsten-a review
Pure tungsten and tungsten alloys with minor alloying additions are known to be brittle at
room temperature and have high ductile-to-brittle transition temperatures (DBTT). Improving …
room temperature and have high ductile-to-brittle transition temperatures (DBTT). Improving …
Recent progress in research on tungsten materials for nuclear fusion applications in Europe
M Rieth, SL Dudarev, SMG De Vicente, J Aktaa… - Journal of Nuclear …, 2013 - Elsevier
The current magnetic confinement nuclear fusion power reactor concepts going beyond
ITER are based on assumptions about the availability of materials with extreme mechanical …
ITER are based on assumptions about the availability of materials with extreme mechanical …
Outstanding radiation resistance of tungsten-based high-entropy alloys
A body-centered cubic W-based refractory high entropy alloy with outstanding radiation
resistance has been developed. The alloy was grown as thin films showing a bimodal grain …
resistance has been developed. The alloy was grown as thin films showing a bimodal grain …
Interatomic potentials for modelling radiation defects and dislocations in tungsten
We have developed empirical interatomic potentials for studying radiation defects and
dislocations in tungsten. The potentials use the embedded atom method formalism and are …
dislocations in tungsten. The potentials use the embedded atom method formalism and are …
Hydrogen diffusion and vacancies formation in tungsten: density functional theory calculations and statistical models
The interaction of hydrogen with tungsten is investigated by means of the Density Functional
Theory (DFT) and statistical methods based on the transition-state theory and …
Theory (DFT) and statistical methods based on the transition-state theory and …
In-situ TEM studies of 150 keV W+ ion irradiated W and W-alloys: Damage production and microstructural evolution
X Yi, ML Jenkins, MA Kirk, Z Zhou, SG Roberts - Acta Materialia, 2016 - Elsevier
In-situ irradiations with 150 keV W+ ions have been performed on W and W-5wt.%(Re; Ta;
V) alloys in a comprehensive study of the influences of irradiation temperature T irr, dose …
V) alloys in a comprehensive study of the influences of irradiation temperature T irr, dose …
A review of modelling and simulation of hydrogen behaviour in tungsten at different scales
GH Lu, HB Zhou, CS Becquart - Nuclear Fusion, 2014 - iopscience.iop.org
Tungsten (W) is considered to be one of the most promising plasma-facing materials (PFMs)
for next-step fusion energy systems. However, as a PFM, W will be subjected to extremely …
for next-step fusion energy systems. However, as a PFM, W will be subjected to extremely …
First-principles determination of grain boundary strengthening in tungsten: dependence on grain boundary structure and metallic radius of solute
The control of segregation-induced grain boundary (GB) strengthening is a strategy for
improving the ductility and intergranular fracture of metals. In this work, by first-principles …
improving the ductility and intergranular fracture of metals. In this work, by first-principles …
Characterisation of radiation damage in W and W-based alloys from 2 MeV self-ion near-bulk implantations
The displacement damage induced in W and W-5 wt.% Re and W-5 wt.% Ta alloys by 2 MeV
W+ irradiation to doses 3.3× 10 17–2.5× 10 19 W+/m 2 at temperatures ranging from 300 to …
W+ irradiation to doses 3.3× 10 17–2.5× 10 19 W+/m 2 at temperatures ranging from 300 to …
Short-range order in high entropy alloys: Theoretical formulation and application to Mo-Nb-Ta-VW system
A Fernández-Caballero, JS Wróbel… - Journal of Phase …, 2017 - Springer
In high-entropy alloys (HEAs), the local chemical fluctuations from disordered solute solution
state into segregation, precipitation and ordering configurations are complex due to the …
state into segregation, precipitation and ordering configurations are complex due to the …