Recent advances for improving the accuracy, transferability, and efficiency of reactive force fields

I Leven, H Hao, S Tan, X Guan, KA Penrod… - Journal of chemical …, 2021 - ACS Publications
Reactive force fields provide an affordable model for simulating chemical reactions at a
fraction of the cost of quantum mechanical approaches. However, classically accounting for …

Using atomic charges to model molecular polarization

F Jensen - Physical Chemistry Chemical Physics, 2022 - pubs.rsc.org
We review different models for introducing electric polarization in force fields, with special
focus on methods where polarization is modelled at the atomic charge level. While electric …

Charge equilibration model with shielded long-range Coulomb for reactive molecular dynamics simulations

U Nwankwo, YD Wang, CH Lam… - The Journal of Chemical …, 2023 - pubs.aip.org
Atomic description of electrochemical systems requires reactive interaction potential to
explicitly describe the chemistry between atoms and molecules and the evolving charge …

M-Chem: a modular software package for molecular simulation that spans scientific domains

J Witek, JP Heindel, X Guan, I Leven, H Hao… - Molecular …, 2023 - Taylor & Francis
We present a new software package called M-Chem that is designed from scratch in C++
and parallelised on shared-memory multi-core architectures to facilitate efficient molecular …

Convergence of stochastic-extended Lagrangian molecular dynamics method for polarizable force field simulation

D An, SY Cheng, T Head-Gordon, L Lin, J Lu - Journal of Computational …, 2021 - Elsevier
Extended Lagrangian molecular dynamics (XLMD) is a general method for performing
molecular dynamics simulations using quantum and classical many-body potentials …

Towards sharp error analysis of extended Lagrangian molecular dynamics

D An, L Lin, M Lindsey - Journal of Computational Physics, 2022 - Elsevier
The extended Lagrangian molecular dynamics (XLMD) method provides a useful framework
for reducing the computational cost of a class of molecular dynamics simulations with …