Atomistic scale analysis of the carbonization process for C/H/O/N-based polymers with the ReaxFF reactive force field

M Kowalik, C Ashraf, B Damirchi… - The Journal of …, 2019 - ACS Publications
During the carbonization process of raw polymer precursors, graphitic structures can evolve.
The presence of these graphitic structures affects mechanical properties of the carbonized …

ReaxFF molecular dynamics simulations of thermal reactivity of various fuels in pyrolysis and combustion

X Li, M Zheng, C Ren, L Guo - Energy & Fuels, 2021 - ACS Publications
The methodology development and applications of ReaxFF molecular dynamics (ReaxFF
MD) in unraveling the complex reactions and kinetics for pyrolysis and oxidation of organic …

Pyrolysis of binary fuel mixtures at supercritical conditions: A ReaxFF molecular dynamics study

C Ashraf, S Shabnam, A Jain, Y Xuan, ACT van Duin - Fuel, 2019 - Elsevier
Combustion devices such as rocket engines, gas turbines and HCCI engines frequently
operate at a pressure higher than the critical pressure of the fuel or the oxidizer. This …

Cost-effective carbon fiber precursor selections of polyacrylonitrile-derived blend polymers: carbonization chemistry and structural characterizations

Q Mao, S Rajabpour, MK Talkhoncheh, J Zhu… - Nanoscale, 2022 - pubs.rsc.org
Blending polyacrylonitrile (PAN) with plastic wastes and bio-based polymers provides a
convenient and inexpensive method to realize cost-effective carbon fiber (CF) precursors. In …

Multi-scale modeling of gas-phase reactions in metal-organic chemical vapor deposition growth of WSe2

Y Xuan, A Jain, S Zafar, R Lotfi, N Nayir, Y Wang… - Journal of Crystal …, 2019 - Elsevier
We present a multi-scale computational approach to model the gas-phase chemical kinetics
for Metal-Organic Chemical Vapor Deposition (MOCVD) of WSe 2 using W (CO) 6 and H 2 …

[HTML][HTML] A reactive molecular dynamics study of the effects of an electric field on n-dodecane combustion

EM Kritikos, A Lele, ACT van Duin, A Giusti - Combustion and Flame, 2022 - Elsevier
Abstract A reactive Molecular Dynamics (MD) study of n-dodecane combustion at high
temperatures under externally applied electrostatic fields is performed to investigate their …

Predicting cost-effective carbon fiber precursors: Unraveling the functionalities of oxygen and nitrogen-containing groups during carbonization from ReaxFF …

Q Mao, S Rajabpour, M Kowalik, ACT van Duin - Carbon, 2020 - Elsevier
Blends of polyacrylonitrile (PAN) and poly (p-phenylene-2, 6-benzobisoxazole)(PBO) as
precursors may offer an opportunity to reduce the cost of carbon fiber (CF) production. The …

Effects of pressure and velocity on the interface friction behavior of diamond utilizing ReaxFF simulations

S Yuan, X Guo, Q Mao, J Guo, ACT van Duin… - International Journal of …, 2021 - Elsevier
The effects of pressure and sliding velocity on the interface friction behavior during the
chemical mechanical polishing process of diamond were investigated utilizing ReaxFF …

Is hydrogen ignition data from literature practically observed?

C Ayi, E Sripaul, S Vaddiraju, F Khan - International Journal of Hydrogen …, 2024 - Elsevier
Significant and concerning discrepancies exist between the hydrogen ignition data reported
in scientific literature and that obtained from practical observations of various real-world …

Reaxff reactive force field study of polymerization of a polymer matrix in a carbon nanotube-composite system

B Damirchi, M Radue, K Kanhaiya… - The Journal of …, 2020 - ACS Publications
Human transport to Mars and deep-space explorations demand the development of new
materials with extraordinarily high performance-to-mass ratios. Promising candidates to fulfill …