A comparative study of low energy radiation responses of SiC, TiC and ZrC

M Jiang, HY Xiao, HB Zhang, SM Peng, CH Xu, ZJ Liu… - Acta Materialia, 2016 - Elsevier
In this study, an ab initio molecular dynamics method is employed to compare the responses
of SiC, TiC and ZrC to low energy irradiation. It reveals that C displacements are dominant in …

A comparative study of the mechanical and thermal properties of defective ZrC, TiC and SiC

M Jiang, JW Zheng, HY Xiao, ZJ Liu, XT Zu - Scientific reports, 2017 - nature.com
ZrC and TiC have been proposed to be alternatives to SiC as fuel-cladding and structural
materials in nuclear reactors due to their strong radiation tolerance and high thermal …

First principles analysis of impurities in silicon carbide grain boundaries

CM Atkinson, MC Guziewski, SP Coleman, SK Nayak… - Acta Materialia, 2021 - Elsevier
Silicon carbide is an important structural and electronic ceramic material that finds many
uses in a wide variety of applications that require stability at extreme conditions. In this study …

Irradiation-induced β to α SiC transformation at low temperature

CM Parish, T Koyanagi, S Kondo, Y Katoh - Scientific Reports, 2017 - nature.com
We observed that β-SiC, neutron irradiated to 9 dpa (displacements per atom) at≈ 1440° C,
began transforming to α-SiC, with radiation-induced Frank dislocation loops serving as the …

A comparative study of low energy radiation response of AlAs, GaAs and GaAs/AlAs superlattice and the damage effects on their electronic structures

M Jiang, HY Xiao, SM Peng, GX Yang, ZJ Liu, XT Zu - Scientific reports, 2018 - nature.com
In this study, the low energy radiation responses of AlAs, GaAs and GaAs/AlAs superlattice
are simulated and the radiation damage effects on their electronic structures are …

Ab initio study of helium behavior near stacking faults in 3C-SiC

R Wang, L Zhang, W Jiang, N Daghbouj… - Journal of Physics D …, 2024 - iopscience.iop.org
First-principles calculations are used to investigate the effects of stacking faults (SFs) on
helium trapping and diffusion in cubic silicon carbon (3C-SiC). Both extrinsic and intrinsic …

Influence of SiC microstructure on its corrosion behavior in molten FLiNaK salt

LJ Espinoza-Pérez, S Esquivel-Medina… - Ceramics …, 2021 - Elsevier
The influence of the microstructure on the corrosion rate of three monolithic SiC samples in
FLiNaK salt at 900° C for 250 h was studied. The SiC samples, labeled as SiC-1, SiC-2, and …

Ab initio molecular dynamics simulation of low-energy displacement events in Sb2Se3

S Zhao, H Xiao - The European Physical Journal Plus, 2024 - Springer
The threshold displacement energy (Ed), associated defect configurations, and underlying
mechanisms for defect generation in low-energy displacement events of Sb2Se3 are …

Mechanical and electronic properties of SiC nanowires: An ab initio study

JB Oliveira, JM Morbec, RH Miwa - Journal of Applied Physics, 2017 - pubs.aip.org
Using first-principles calculations, based on the density functional theory, we have
investigated the mechanical and electronic properties of hydrogen-passivated 3C-, 2H-, 4H …

Atomistic simulations of defects production under ion irradiation in epitaxial graphene on SiC

M Jain, S Kretschmer, K Höflich… - physica status solidi …, 2023 - Wiley Online Library
Using first‐principles and analytical potential atomistic simulations, production of defects in
epitaxial graphene (EG) on SiC upon ion irradiation for ion types and energies accessible in …