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 …

[HTML][HTML] Materials for in-vessel components

G Pintsuk, G Aiello, SL Dudarev, M Gorley… - Fusion Engineering and …, 2022 - Elsevier
The EUROfusion materials research program for DEMO in-vessel components aligns with
the European Fusion Roadmap and comprises the characterization and qualification of the …

Atomic irradiation defects induced hardening model in irradiated tungsten based on molecular dynamics and CPFEM

P Lin, J Nie, Y Lu, C Shi, S Cui, W Cui, L He - International Journal of …, 2024 - Elsevier
Tungsten plays a significant role in the nuclear industry, in which defects are generated
upon exposure to irradiation. Irradiation-induced defects, such as dislocation loops and …

Experiments and/or crystal plasticity finite element modeling of the mechanical properties of pristine and irradiated tungsten single crystal

J Shi, G Liu, K Wu, P Yu, H Zhu, G Zhao… - International Journal of …, 2022 - Elsevier
Tungsten is used for vital applications in nuclear industry, particularly in experimental fusion
reactors like ITER. Experimental evaluation of the irradiation-induced hardening is usually …

Positron annihilation spectroscopy investigation of defects in neutron irradiated tungsten materials

V Chatzikos, K Mergia, G Bonny, D Terentyev… - International Journal of …, 2022 - Elsevier
The identification of defects in neutron damaged materials is essential for elucidating the
correlation between the microstructure and the properties of a material. Positron annihilation …

Evolution of microstructure in neutron irradiated cold rolled tungsten and its correlation with hardness

K Mergia, V Chatzikos, E Manios, S Dellis… - Fusion Engineering and …, 2021 - Elsevier
The understanding of the neutron irradiation effects in tungsten is of significant importance
for its use as a plasma facing material in future fusion devices. In this study, cold rolled …

Atomistic investigation of the interaction between an edge dislocation and 1/2< 111> interstitial dislocation loops in irradiated tungsten

P Yu, G Liu, Y Shen - International Journal of Plasticity, 2024 - Elsevier
By impeding dislocation motion, the irradiation-induced dislocation loops cause irradiation
hardening and further embrittlement of plasma-facing tungsten in fusion reactors, leading to …

Neutron irradiation effects in different tungsten microstructures

D Papadakis, S Dellis, V Chatzikos, E Manios… - Physica …, 2021 - iopscience.iop.org
In this work the correlation of the neutron radiation damage and tungsten (W) microstructure
is investigated. Further, the modification of the structure as a result of the neutron irradiation …

Hardening mechanisms of “cold” rolled tungsten after neutron irradiation: indentation and finite elements modelling

S Dellis, X Xiao, D Terentyev, E Manios… - International Journal of …, 2023 - Elsevier
The mechanical properties of “cold” rolled tungsten sheet after neutron irradiation at high
temperature are investigated by instrumented indentation and crystal plasticity finite element …

Microstructural changes induced in advanced tungsten grades under high temperature neutron irradiation

W Van Renterghem, K Iroc, D Terentyev… - International Journal of …, 2024 - Elsevier
Recent studies addressing the change of mechanical properties after high temperature
irradiation of tungsten have reported substantial increase of the ductile to brittle transition …