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 …

Characterizing microscale energy transport in materials with transient grating spectroscopy

U Choudhry, T Kim, M Adams, J Ranasinghe… - Journal of Applied …, 2021 - pubs.aip.org
Microscale energy transport processes are crucial in microelectronics, energy-harvesting
devices, and emerging quantum materials. To study these processes, methods that can …

Thermal diffusivity recovery and defect annealing kinetics of self-ion implanted tungsten probed by insitu transient grating spectroscopy

A Reza, G He, CA Dennett, H Yu, K Mizohata… - Acta Materialia, 2022 - Elsevier
Tungsten is a promising candidate material for plasma-facing armour components in future
fusion reactors. A key concern is irradiation-induced degradation of its normally excellent …

Thermal diffusivity, microstructure and nanohardness of laser-welded proton-irradiated Eurofer97

APC Wylie, A Reza, G Harrison, M Taylor… - Journal of Nuclear …, 2023 - Elsevier
Eurofer97 steel, a candidate structural material for future fusion reactors, was examined
following 1.9 MeV proton-irradiation up to 0.91 (5) dpa at 450∘ C with and without a prior …

Estimate for thermal diffusivity in highly irradiated tungsten using molecular dynamics simulation

DR Mason, A Reza, F Granberg, F Hofmann - Physical Review Materials, 2021 - APS
The changing thermal conductivity of an irradiated material is among the principal design
considerations for any nuclear reactor, but at present few models are capable of predicting …

[HTML][HTML] Thermal diffusivity in ion-irradiated single-crystal iron, chromium, vanadium, and tungsten measured using transient grating spectroscopy

APC Wylie, KB Woller, SAA Al Dajani… - Journal of Applied …, 2022 - pubs.aip.org
The speed-up of radiation science development with the advent of ion-irradiation
experiments has, until recently, been omitted in the post-irradiation examination technique …

Apparent anisotropic thermal diffusivity measured in cubic single crystals by transient grating spectroscopy

J Kušnír, T Grabec, K Zoubková, P Stoklasová… - Journal of Applied …, 2023 - pubs.aip.org
The effect of elastic anisotropy on thermal diffusivity determination by transient grating
spectroscopy (TGS) was studied. In experiments performed on a set of cubic single crystals …

Exceptional Performance of Room Temperature Sputtered Flexible Thermoelectric Thin Film Using High Target Utilisation Sputtering Technique

X Tao, J Dutson, C Zeng, C Asker… - Advanced Materials …, 2024 - Wiley Online Library
Abstract The High Target Utilisation Sputtering technique (HiTUS) is of interest for industrial
processes, including in roll‐to‐roll manufacturing. This study marks the first application of …

Study of thermal diffusivity degradation on Cu-OFE copper due to proton and self-ion irradiation using in situ transient grating spectroscopy

E Trachanas, A Wylie, A Bignami, N Gazis… - Journal of Nuclear …, 2025 - Elsevier
The operation of next-generation particle accelerator facilities with increased beam power
parameters and emphasis on performance and reliability signifies the need for experimental …

Guided acoustic waves in thin epitaxial films: Experiment and inverse problem solution for NiTi

T Grabec, Z Soudná, K Repček, K Lünser, S Fähler… - Ultrasonics, 2024 - Elsevier
Despite the fundamental and technological importance of the elastic constants, a suitable
method for their full characterization in epitaxial films is missing. Here we show that transient …