A review on additive manufacturing of refractory tungsten and tungsten alloys

A Talignani, R Seede, A Whitt, S Zheng, J Ye… - Additive …, 2022 - Elsevier
We review the progress of additive manufacturing effort on refractory metal tungsten and
tungsten alloys. These materials are excellent candidates for a variety of high temperature …

Mechanical properties of tungsten: Recent research on modified tungsten materials in Japan

S Nogami, A Hasegawa, M Fukuda, M Rieth… - Journal of Nuclear …, 2021 - Elsevier
There remain some drawbacks of mechanical properties of W materials as a plasma facing
material (PFM) for fusion reactor divertors, which are low temperature brittleness, high …

Perspectives on multiscale modelling and experiments to accelerate materials development for fusion

MR Gilbert, K Arakawa, Z Bergstrom, MJ Caturla… - Journal of Nuclear …, 2021 - Elsevier
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 …

New insights into microstructure of neutron-irradiated tungsten

M Dürrschnabel, M Klimenkov, U Jäntsch, M Rieth… - Scientific reports, 2021 - nature.com
The development of appropriate materials for fusion reactors that can sustain high neutron
fluence at elevated temperatures remains a great challenge. Tungsten is one of the …

Helium implantation damage resistance in nanocrystalline W-Ta-V-Cr high entropy alloys

O El-Atwani, A Alvarado, K Unal, S Fensin… - Materials Today …, 2021 - Elsevier
Abstract Nanocrystalline W-Ta-Cr-V high entropy alloys have shown promising properties as
nuclear fusion materials with enhanced radiation resistance to heavy ion irradiation and …

Recent progress in experimental investigation of neutron irradiation response of tungsten

X Hu - Journal of Nuclear Materials, 2022 - Elsevier
In order to facilitate its application as plasma facing material, neutron irradiation response of
tungsten (W) has been extensively studied by employing fission reactors. In this article, the …

Tungsten–tantalum alloys for fusion reactor applications

S Nogami, I Ozawa, D Asami, N Matsuta… - Journal of Nuclear …, 2022 - Elsevier
Abstract Tungsten–tantalum (W-Ta) alloys containing 1–5% Ta were developed for fusion
reactor applications. For the mechanical properties and resistance against recrystallization …

Trends in vacancy distribution and hardness of high temperature neutron irradiated single crystal tungsten

G Bonny, MJ Konstantinovic, A Bakaeva, C Yin… - Acta Materialia, 2020 - Elsevier
The aim of the present study is to extend the knowledge about the formation and thermal
stability of vacancy-type defects in tungsten under neutron irradiation, thereby mimicking the …

Grain boundary softening from stress assisted helium cavity coalescence in ultrafine-grained tungsten

WS Cunningham, Y Zhang, SL Thomas, O El-Atwani… - Acta Materialia, 2023 - Elsevier
The formation of helium cavities in coarse-grained materials produces hardening
proportional to the number density and size of the cavities and due to the interaction of …

Interaction of transmutation products with precipitates, dislocations and grain boundaries in neutron irradiated W

MJ Lloyd, AJ London, JC Haley, MR Gilbert… - Materialia, 2022 - Elsevier
Tungsten is the primary candidate materials for the high neutron flux, high temperature
components of a future demonstration fusion reactor. Despite this, there is a lack of data on …