TeaNet: Universal neural network interatomic potential inspired by iterative electronic relaxations

S Takamoto, S Izumi, J Li - Computational Materials Science, 2022 - Elsevier
A universal interatomic potential for an arbitrary set of chemical elements is urgently needed
in computational materials science. Graph convolution neural network (GCN) has rich …

Charge-transfer interatomic potential to reproduce 30° partial dislocation movements for 4H-SiC in the surface vicinity and its application to BPD-TED conversion

A Hirano, H Sakakima, A Hatano, S Izumi - Computational Materials …, 2024 - Elsevier
Abstract 4H-SiC has recently attracted attention as a new power semiconductor material to
replace silicon. One of the challenges impeding its practical use is the elimination of killer …

Development of charge-transfer interatomic potential for O-Fe-P-Zn systems and its application to tribochemical reactions between ZnDTP-derived tribofilm and iron …

H Sakakima, T Okazawa, K Kume, S Kobayashi… - Computational Materials …, 2024 - Elsevier
ZnDTP (zinc dialkyl-dithiophosphate) is added to lubricants to reduce wear in automobile
engines. However, the atomistic understanding of its formation and effect on wear resistance …

Oxidation simulation study of silicon carbide nanowires: A carbon-rich interface state

H Gao, H Wang, M Niu, L Su, X Fan, J Wen… - Applied Surface Science, 2019 - Elsevier
Silicon carbide nanowires (SiCNWs) have attracted increasing attention due to their
excellent properties and wide range of potential applications. SiCNWs covered with oxide …

Micromechanism of oxygen transport during initial stage oxidation in Si (100) surface: A ReaxFF molecular dynamics simulation study

Y Sun, Y Liu, X Chen, Z Zhai, F Xu, Y Liu - Applied Surface Science, 2017 - Elsevier
The early stage oxidation in Si (100) surface has been investigated in this work by a reactive
force field molecular dynamics (ReaxFF MD) simulation, manifesting that the oxygen …

Effective charges of ionic liquid determined self‐consistently through combination of molecular dynamics simulation and density‐functional theory

R Ishizuka, N Matubayasi - Journal of Computational Chemistry, 2017 - Wiley Online Library
A self‐consistent scheme combining the molecular dynamics (MD) simulation and density
functional theory (DFT) was recently proposed to incorporate the effects of the charge …

A supervised learning-assisted multi-scale study for thermal and mechanical behavior of porous Silica

A Khalvandi, S Saber-Samandari, MM Aghdam - Heliyon, 2024 - cell.com
This paper presents a comprehensive investigation of mesoporous Silica utilizing a multi-
scale modeling approach under periodic boundary conditions integrated with machine …

Elucidation of the atomic-scale mechanism of the anisotropic oxidation rate of 4H-SiC between the (0001) Si-face and (0001) C-face by using a new Si-OC interatomic …

S Takamoto, T Yamasaki, T Ohno, C Kaneta… - Journal of Applied …, 2018 - pubs.aip.org
Elucidation of the atomic-scale mechanism of the anisotropic oxidation rate of 4H-SiC between
the (0001) Si-face and (⁠0001⁠) C-face by using a new Si-OC interatomic potential | Journal of …

Atomistic mechanism of graphene growth on a SiC substrate: Large-scale molecular dynamics simulations based on a new charge-transfer bond-order type potential

S Takamoto, T Yamasaki, J Nara, T Ohno, C Kaneta… - Physical Review B, 2018 - APS
Thermal decomposition of silicon carbide is a promising approach for the fabrication of
graphene. However, the atomistic growth mechanism of graphene remains unclear. This …

Effect of oxidation on crack propagation of Si nanofilm: A ReaxFF molecular dynamics simulation study

Y Sun, Z Zhai, S Tian, X Chen - Applied Surface Science, 2019 - Elsevier
The effect of oxidation and oxide film on mechanical properties and fracture mechanisms of
Si nanostructure is an important factor for the design and application of micro-and nano …