Coated particle fuel: Historical perspectives and current progress

PA Demkowicz, B Liu, JD Hunn - Journal of Nuclear Materials, 2019‏ - Elsevier
Coated particle fuel concepts date back some 60 years, and have evolved significantly from
the relatively primitive pyrocarbon-coated kernels envisioned by the first pioneers …

Mechanistic calculation of the effective silver diffusion coefficient in polycrystalline silicon carbide: Application to silver release in AGR-1 TRISO particles

PCA Simon, LK Aagesen, C Jiang, W Jiang… - Journal of Nuclear …, 2022‏ - Elsevier
The silicon carbide (SiC) layer in tristructural isotropic (TRISO) fuel particles serves as a
barrier to prevent the escape of fission products produced and not retained in the fuel kernel …

Multiscale, mechanistic modeling of irradiation-enhanced silver diffusion in TRISO particles

PCA Simon, JH Ke, C Jiang, LK Aagesen… - Journal of Nuclear …, 2025‏ - Elsevier
Tristructural isotropic (TRISO) particles are under consideration for use in several proposed
advanced nuclear reactor concepts. The silicon carbide (SiC) layer in TRISO acts as a …

Segregation and diffusion behaviours of helium at grain boundaries in silicon carbide ceramics: first-principles calculations and experimental investigations

J Sun, YW You, X Wu, HY Song, BS Li, CS Liu… - Journal of the European …, 2022‏ - Elsevier
Under a severe neutron irradiation environment, helium behaviour has become a significant
concern due to helium-induced degradation of mechanical properties in SiC structural …

Modeling the impact of radiation-enhanced diffusion on implanted ion profiles

PJ Doyle, KM Benensky, SJ Zinkle - Journal of Nuclear Materials, 2018‏ - Elsevier
Ion irradiations are a valuable research tool for exploring radiation effects in materials.
However, it is well recognized that the implanted ions can artificially modify the radiation …

[HTML][HTML] Interactions between silver-palladium alloy and silicon carbide cladding layer in TRISO fuel: An in-depth analysis

K Wei, H Liu, H Cao, Z Kho, A Eggeman… - Journal of the European …, 2024‏ - Elsevier
High-temperature gas-cooled reactors (HTGRs) have garnered considerable interest due to
their superior efficiency and inherent safety. This study systematically investigates the …

Prolonged anti-bacterial action by sluggish release of Ag from TiSiN/Ag multilayer coating

Y Zhu, M Dong, K Chang, J Li, L Wang - Journal of Alloys and Compounds, 2019‏ - Elsevier
Biofouling of materials has caused significant loss to marine engineering and protective
coatings have served as a solution. In this work, the TiSiN/Ag multilayer coatings …

Assessment of SiC-CMC compatibility with components of actinide fuel systems

TJ Gerczak, JW McMurray - Annals of Nuclear Energy, 2019‏ - Elsevier
Silicon carbide (SiC) fiber reinforced SiC ceramic matrix composites (CMC) represent an
alternative cladding material for accident tolerant fuel light water reactor (LWR) applications …

Kinetic Monte Carlo simulations of irradiation effects

C Becquart, N Mousseau, C Domain - 2020‏ - lilloa.univ-lille.fr
Monte Carlo (MC) techniques are among the most used techniques for modeling materials
at the atomic scale, with those of molecular dynamics. The name MC comes from the fact …

Other power reactor fuels

AT Nelson, P Demkowicz - Advances in Nuclear Fuel Chemistry, 2020‏ - Elsevier
While oxide fuels have received the bulk of historic interest as nuclear power reactor fuels, a
range of other uranium compounds and deployment architectures have also been …