Perspective: Dissipative particle dynamics

P Espanol, PB Warren - The Journal of chemical physics, 2017 - pubs.aip.org
Dissipative particle dynamics (DPD) belongs to a class of models and computational
algorithms developed to address mesoscale problems in complex fluids and soft matter in …

[HTML][HTML] Direct numerical simulation of shear localization and decomposition reactions in shock-loaded HMX crystal

RA Austin, NR Barton, JE Reaugh… - Journal of Applied Physics, 2015 - pubs.aip.org
A numerical model is developed to study the shock wave ignition of octahydro-1, 3, 5, 7-
tetranitro-1, 3, 5, 7-tetrazocine (HMX) crystal. The model accounts for the coupling between …

Multiscale modeling of shock wave localization in porous energetic material

MA Wood, DE Kittell, CD Yarrington, AP Thompson - Physical Review B, 2018 - APS
Shock wave interactions with defects, such as pores, are known to play a key role in the
chemical initiation of energetic materials. The shock response of hexanitrostilbene is studied …

Tandem Molecular Dynamics and Continuum Studies of Shock‐Induced Pore Collapse in TATB

P Zhao, S Lee, T Sewell… - Propellants, Explosives …, 2020 - Wiley Online Library
All‐atom molecular dynamics (MD) and Eulerian continuum simulations, performed using
the LAMMPS and SCIMITAR3D codes, respectively, were used to study thermo‐mechanical …

High-pressure and temperature neural network reactive force field for energetic materials

BW Hamilton, P Yoo, MN Sakano, MM Islam… - The Journal of …, 2023 - pubs.aip.org
Reactive force fields for molecular dynamics have enabled a wide range of studies in
numerous material classes. These force fields are computationally inexpensive compared …

[HTML][HTML] A coarse-grain force field for RDX: Density dependent and energy conserving

JD Moore, BC Barnes, S Izvekov, M Lísal… - The Journal of …, 2016 - pubs.aip.org
We describe the development of a density-dependent transferable coarse-grain model of
crystalline hexahydro-1, 3, 5-trinitro-s-triazine (RDX) that can be used with the energy …

Generalized energy-conserving dissipative particle dynamics with reactions

M Lisal, JP Larentzos, JB Avalos… - Journal of Chemical …, 2022 - ACS Publications
We present an extension of the generalized energy-conserving dissipative particle dynamics
method (J. Bonet Avalos, et al., Phys Chem Chem Phys, 2019, 21, 24891–24911) to include …

The application of molecular simulation in ash chemistry of coal

X Dai, J Bai, P Yuan, S Du, D Li, X Wen, W Li - Chinese Journal of …, 2020 - Elsevier
One of the crucial issues in modern ash chemistry is the realization of efficient and clean
coal conversion. Industrially, large-scale coal gasification technology is well known as the …

Energy renormalization method for the coarse-graining of polymer viscoelasticity

J Song, DD Hsu, KR Shull, FR Phelan Jr… - …, 2018 - ACS Publications
Developing temperature transferable coarse-grained (CG) models is essential for the
computational prediction of polymeric glass-forming (GF) material behavior, but their …

Thermodynamic transferability in coarse-grained force fields using graph neural networks

E Shinkle, A Pachalieva, R Bahl, S Matin… - Journal of Chemical …, 2024 - ACS Publications
Coarse-graining is a molecular modeling technique in which an atomistic system is
represented in a simplified fashion that retains the most significant system features that …