Small scale mechanical testing of irradiated materials

P Hosemann, C Shin, D Kiener - Journal of Materials Research, 2015 - cambridge.org
Small specimen testing techniques have a long history in nuclear material research due to
the limitations posed by nuclear facilities. The limited space in reactors and the fact that the …

Development of next generation tempered and ODS reduced activation ferritic/martensitic steels for fusion energy applications

SJ Zinkle, JL Boutard, DT Hoelzer, A Kimura… - Nuclear …, 2017 - iopscience.iop.org
Reduced activation ferritic/martensitic steels are currently the most technologically mature
option for the structural material of proposed fusion energy reactors. Advanced next …

Recent advances in characterising irradiation damage in tungsten for fusion power

S Das - SN Applied Sciences, 2019 - Springer
Tungsten is the front-runner candidate for building the plasma-facing armour components for
future fusion reactors. However, in-service irradiation by fusion-neutrons and helium will …

Ion-irradiation-induced clustering in W–Re and W–Re–Os alloys: A comparative study using atom probe tomography and nanoindentation measurements

A Xu, C Beck, DEJ Armstrong, K Rajan, GDW Smith… - Acta Materialia, 2015 - Elsevier
This study examines clustering and hardening in W–2 at.% Re and W–1 at.% Re–1 at.% Os
alloys induced by 2 MeV W+ ion irradiation at 573 and 773 K. Such clusters are known …

Understanding the effects of ion irradiation using nanoindentation techniques

CD Hardie, SG Roberts, AJ Bushby - Journal of Nuclear Materials, 2015 - Elsevier
The effects of ion irradiation in materials for research are usually limited to a shallow surface
layer of the order of one micrometre in depth. Determining the mechanical properties of such …

Thermal diffusivity degradation and point defect density in self-ion implanted tungsten

A Reza, H Yu, K Mizohata, F Hofmann - Acta Materialia, 2020 - Elsevier
Using transient grating spectroscopy (TGS) we measure the thermal diffusivity of tungsten
exposed to different levels of 20 MeV self-ion irradiation. Damage as low as 3.2× 10− 4 …

A quantitative method to determine the region not influenced by injected interstitial and surface effects during void swelling in ion-irradiated metals

Y Li, A French, Z Hu, A Gabriel, LR Hawkins… - Journal of Nuclear …, 2023 - Elsevier
We propose and demonstrate a microstructurally-based experimental method to quantitively
determine the depth regions in self-ion-irradiated metals that are affected by the injected …

Bridging microscale to macroscale mechanical property measurements of FeCrAl alloys by crystal plasticity modeling

M Gong, D Xie, T Sun, X Zhang, L Shao… - International Journal of …, 2023 - Elsevier
FeCrAl alloys are candidates for accident tolerant fuel cladding of light water reactors. In this
work, a microstructure-and temperature-dependent crystal plasticity model is employed to …

[HTML][HTML] Elastic dipole tensors and relaxation volumes of point defects in concentrated random magnetic Fe-Cr alloys

JS Wróbel, MR Zemła, D Nguyen-Manh… - Computational Materials …, 2021 - Elsevier
Point defects in body-centred cubic Fe, Cr and concentrated random magnetic Fe-Cr are
investigated using density functional theory and theory of elasticity. The volume of a …

Nanocluster irradiation evolution in Fe-9% Cr ODS and ferritic-martensitic alloys

MJ Swenson, JP Wharry - Journal of Nuclear Materials, 2017 - Elsevier
The objective of this study is to evaluate the influence of dose rate and cascade morphology
on nanocluster evolution in a model Fe-9% Cr oxide dispersion strengthened steel and the …