Helium, hydrogen, and fuzz in plasma-facing materials

KD Hammond - Materials Research Express, 2017 - iopscience.iop.org
Tungsten, the primary material under consideration as the divertor material in magnetic-
confinement nuclear fusion reactors, has been known for the last decade to form'fuzz'—a …

KineCluE: A kinetic cluster expansion code to compute transport coefficients beyond the dilute limit

T Schuler, L Messina, M Nastar - Computational Materials Science, 2020 - Elsevier
This paper introduces the KineCluE code that implements the self-consistent mean-field
theory for clusters of finite size. Transport coefficients are obtained as a sum over cluster …

Effects of interfaces on the helium bubble formation and radiation hardening of an austenitic stainless steel achieved by additive manufacturing

X Sun, F Chen, H Huang, J Lin, X Tang - Applied Surface Science, 2019 - Elsevier
Selective laser melting (SLM) provides a novel path to fabricate austenitic stainless steels
used in the nuclear reactors. Meanwhile, obvious differences in the microstructures of …

Effects of ion irradiation on microstructure of 316L stainless steel strengthened by disperse nano TiC through selective laser melting

Z Sun, Y Xu, F Chen, L Shen, X Tang, L Sun… - Materials …, 2021 - Elsevier
The manufacturing of the new generation of radiation-resistant structural materials is an
extremely interesting and challenging topic in the field of additive manufacturing research …

[HTML][HTML] A quantitative phase-field model of gas bubble evolution in UO2

Z Xiao, Y Wang, S Hu, Y Li, SQ Shi - Computational Materials Science, 2020 - Elsevier
Due to the large formation energy of vacancies and noble gas atoms at interstitial and/or
substitutional sites in nuclear fuel (UO 2), the thermodynamic equilibrium concentrations of …

Evolution of helium bubbles in SLM 316L stainless steel irradiated with helium ions at different temperatures

C Fu, J Li, J Bai, Q Lei, R Liu, J Lin - Journal of Nuclear Materials, 2022 - Elsevier
The temperature dependence of helium bubble evolution in 316L stainless steel (SS)
fabricated by selective laser melting (SLM) has been studied by performing 500 keV helium …

Helium bubble evolution and hardening in 316L by post-implantation annealing

I Villacampa, JC Chen, P Spätig, HP Seifert… - Journal of nuclear …, 2018 - Elsevier
The effect of annealing temperature on the helium (He) bubble evolution after He
implantation and their hardening effect were systematically studied by transmission electron …

Influence of exposure conditions on helium transport and bubble growth in tungsten

R Delaporte-Mathurin, M Ialovega, EA Hodille… - Scientific Reports, 2021 - nature.com
Helium diffusion, clustering and bubble nucleation and growth is modelled using the finite
element method. The existing model from Faney et al.(Model Simul Mater Sci Eng 22 …

TEM study of the nucleation of bubbles induced by He implantation in 316L industrial austenitic stainless steel

S Jublot-Leclerc, ML Lescoat, F Fortuna… - Journal of Nuclear …, 2015 - Elsevier
Abstract 10 keV He ions were implanted in-situ in a TEM into thin foils of 316L industrial
austenitic stainless steel at temperatures ranging from 200 to 550° C. As a result …

[HTML][HTML] Effect of surface orientation on blistering of copper under high fluence keV hydrogen ion irradiation

A Lopez-Cazalilla, C Serafim, J Kimari, M Ghaemi… - Acta Materialia, 2024 - Elsevier
Copper and hydrogen are among the most common elements that are widely used in
industrial and fundamental research applications. Copper surfaces are often exposed to …