[HTML][HTML] Overview of the impact of oxygenated biofuel additives on soot emissions in laboratory scale

Z Zhang, J Hu, D Zhang, G Jia, B Zhang, S Wang… - Fuel Processing …, 2024 - Elsevier
Soot has harmful effects on the environment and human health. The formation process of
soot includes six steps: fuel pyrolysis, soot nucleation, coalescence, surface growth …

[HTML][HTML] First principles reaction discovery: from the Schrodinger equation to experimental prediction for methane pyrolysis

R Xu, J Meisner, AM Chang, KC Thompson… - Chemical …, 2023 - pubs.rsc.org
Our recent success in exploiting graphical processing units (GPUs) to accelerate quantum
chemistry computations led to the development of the ab initio nanoreactor, a computational …

A ReaxFF molecular dynamics study of polycyclic aromatic hydrocarbon oxidation assisted by nitrogen oxides

Y Wang, Q Mao, Z Wang, KH Luo, L Zhou, H Wei - Combustion and Flame, 2023 - Elsevier
Fossil fuel-derived soot poses a persistent problem. A joint reduction is conducted via the
reaction between NO x and soot. The underlying reaction mechanisms of large polycyclic …

Reaction Network of Ammonium Perchlorate (AP) Decomposition: The Missing Piece from Atomic Simulations

Q Chu, M Wen, X Fu, A Eslami… - The Journal of Physical …, 2023 - ACS Publications
The decomposition network of ammonium perchlorate (AP) is essential for combustion
performance and safety of solid propellants, while the detailed reaction pathway during …

Gradient evolution in graphene reinforced carbon/carbon composites

K Duan, Z Li, J Chen, L Li, Y Hu, Y Zhang, J Zhang… - Carbon, 2023 - Elsevier
Graphene-guided carbonization is an effective route to achieve carbon-
reinforcement/carbon matrix (C/C) composites with high mechanical performance at lower …

Monitoring the melting behavior of boron nanoparticles using a neural network potential

X Chang, Q Chu, D Chen - Physical Chemistry Chemical Physics, 2023 - pubs.rsc.org
The melting behavior of metal additives is fundamental for various propulsion and energy-
conversion applications. A neural network potential (NNP) is proposed to examine the size …

[HTML][HTML] Neural network potential-based molecular investigation of pollutant formation of ammonia and ammonia-hydrogen combustion

Z Xing, X Jiang - Chemical Engineering Journal, 2024 - Elsevier
This study developed neural network potentials (NNPs) specifically designed for ammonia
and ammonia-hydrogen combustion systems for the first time. The NNPs were employed to …

Revealing the thermal decomposition mechanism of RDX crystals by a neural network potential

Q Chu, X Chang, K Ma, X Fu, D Chen - Physical Chemistry Chemical …, 2022 - pubs.rsc.org
A neural network potential (NNP) is developed to investigate the complex reaction dynamics
of 1, 3, 5-trinitro-1, 3, 5-triazine (RDX) thermal decomposition. Our NNP model is proven to …

Determining the mechanical and decomposition properties of high energetic materials (α-RDX, β-HMX, and ε-CL-20) using a neural network potential

M Wen, X Chang, Y Xu, D Chen, Q Chu - Physical Chemistry Chemical …, 2024 - pubs.rsc.org
Molecular simulations of high energetic materials (HEMs) are limited by efficiency and
accuracy. Recently, neural network potential (NNP) models have achieved molecular …

Species-selective nanoreactor molecular dynamics simulations based on linear-scaling tight-binding quantum chemical calculations

Y Nishimura, H Nakai - The Journal of Chemical Physics, 2023 - pubs.aip.org
Here, extensions to quantum chemical nanoreactor molecular dynamics simulations for
discovering complex reactive events are presented. The species-selective algorithm, where …