Thermal energy transport in oxide nuclear fuel

DH Hurley, A El-Azab, MS Bryan, MWD Cooper… - Chemical …, 2021 - ACS Publications
To efficiently capture the energy of the nuclear bond, advanced nuclear reactor concepts
seek solid fuels that must withstand unprecedented temperature and radiation extremes. In …

Combining mesoscale thermal transport and x-ray diffraction measurements to characterize early-stage evolution of irradiation-induced defects in ceramics

M Khafizov, MF Riyad, Y Wang, J Pakarinen, L He… - Acta Materialia, 2020 - Elsevier
In situ characterization of defects, microstructure, and properties will provide new
perspectives regarding the structure-property relationship of materials in extreme …

Machine-learning interatomic potential for W–Mo alloys

G Nikoulis, J Byggmästar, J Kioseoglou… - Journal of Physics …, 2021 - iopscience.iop.org
In this work, we develop a machine-learning interatomic potential for W x Mo 1− x random
alloys. The potential is trained using the Gaussian approximation potential framework and …

[HTML][HTML] Primary damage of 10 keV Ga PKA in bulk GaN material under different temperatures

H He, C He, J Zhang, W Liao, H Zang, Y Li… - Nuclear Engineering and …, 2020 - Elsevier
Molecular dynamics (MD) simulations were conducted to investigate the temperature effects
on the primary damage in gallium nitride (GaN) material. Five temperatures ranging from …

Threshold displacement energy of amorphous SiO2: A molecular dynamics study

YB Jiao, YD Wei, WQ Li, XH Cui, ZL Liu… - Journal of Non …, 2023 - Elsevier
Amorphous SiO 2 is a vital insulation or isolation material in modern silicon-based devices
and chips, which is exposed to irradiations of energetic particles when working in space …

Atomistic Study for Comprehensive Modeling of Neutron-Induced Displacement Damage in CsI Crystals

MH Rahimi, SAH Feghhi, SM Zamzamian - Acta Materialia, 2024 - Elsevier
CsI crystal is widely used for gamma detection in diagnostic systems of nuclear power plant
and their facilities because of its excellent properties. Due to the possibility of neutron …

Quantitative insights into the growth mechanisms of nanopores in hexagonal boron nitride

O Mouhoub, R Martinez-Gordillo, J Nelayah… - Physical Review …, 2020 - APS
The formation of nanopores under electron irradiation is an ideal process to quantify
chemical bonds in two-dimensional materials. Nowadays, high-resolution transmission …

Molecular dynamics investigation of threshold displacement energies in CaF2

J Morris, BJ Cowen, S Teysseyre, AA Hecht - Computational Materials …, 2020 - Elsevier
Understanding the propagation of radiation damage in a material is paramount to predicting
the material damage effects. To date, no current literature has investigated the Threshold …

[HTML][HTML] Establishing the temperature and orientation dependence of the threshold displacement energy in ThO2 via molecular dynamics simulations

LC Yu, S Zhou, M Jin, M Khafizov, D Hurley… - Nuclear Materials and …, 2024 - Elsevier
ThO 2 is a promising fuel for next-generation nuclear reactors. As a critical quantity
measuring its radiation tolerance, the dependence of the threshold displacement energy on …

Threshold displacement energies and primary radiation damage in AlN from molecular dynamics simulations

S Anderson, M Khafizov, A Chernatynskiy - Nuclear Instruments and …, 2024 - Elsevier
Aluminum nitride (AlN) is an attractive material for sensing application in radiation
environments owing to its radiation resistance, optical wide-bandgap, and piezoelectric …