Frequency and field-dependent response of confined electrolytes from Brownian dynamics simulations

G Stoltz, B Rotenberg - The Journal of Chemical Physics, 2023 - pubs.aip.org
Using Brownian dynamics simulations, we investigate the effects of confinement, adsorption
on surfaces, and ion–ion interactions on the response of confined electrolyte solutions to …

Superscalability of the random batch Ewald method

J Liang, P Tan, Y Zhao, L Li, S Jin, L Hong… - The Journal of Chemical …, 2022 - pubs.aip.org
Coulomb interaction, following an inverse-square force-law, quantifies the amount of force
between two stationary and electrically charged particles. The long-range nature of …

Induced charges in a Thomas–Fermi metal: insights from molecular simulations

S Nair, G Pireddu, B Rotenberg - Molecular Physics, 2024 - Taylor & Francis
We study the charge induced in a Thomas–Fermi metal by an ion in vacuum, using an
atomistic description employed in constant-potential molecular dynamics simulations, and …

The symmetry-preserving mean field condition for electrostatic correlations in bulk

Z Hu - The Journal of Chemical Physics, 2022 - pubs.aip.org
Accurate simulations of a condensed system of ions or polar molecules are concerned with
proper handling of the involved electrostatics. For such a Coulomb system at a charged …

[HTML][HTML] Harmonic surface mapping algorithm for molecular dynamics simulations of particle systems with planar dielectric interfaces

J Liang, J Yuan, E Luijten, Z Xu - The Journal of Chemical Physics, 2020 - pubs.aip.org
We have developed an accurate and efficient method for molecular dynamics simulations of
charged particles confined by planar dielectric interfaces. The algorithm combines the image …

Improved random batch Ewald method in molecular dynamics simulations

J Liang, Z Xu, Y Zhao - The Journal of Physical Chemistry A, 2022 - ACS Publications
The random batch Ewald (RBE) is an efficient and accurate method for molecular dynamics
(MD) simulations of physical systems at the nano/microscale. The method shows great …

Charge Regulation Effects in Polyelectrolyte Adsorption

J Yuan, H Tanaka - Physical Review Letters, 2024 - APS
Polyelectrolyte (PE) adsorption plays a pivotal role in tailoring surface properties, finding
diverse applications across scientific and industrial domains. In aqueous environments …

HSMA: An O (N) electrostatics package implemented in LAMMPS

J Liang, J Yuan, Z Xu - Computer Physics Communications, 2022 - Elsevier
We implement two recently developed fast Coulomb solvers, HSMA3D (Zhao et
al.(2018)[49]) and HSMA2D (Liang et al.(2020)[50]), into a new user package HSMA for the …

Conformation and ionization behavior of charge-regulating polyelectrolyte brushes in a poor solvent

J Yuan, Y Wang - The Journal of Physical Chemistry B, 2021 - ACS Publications
Understanding the structural response of weak polyelectrolyte brushes upon external stimuli
is crucial for their applications ranging from modifying surface properties to the development …

Electric fields near undulating dielectric membranes

N Pogharian, AP Dos Santos, A Ehlen… - The Journal of …, 2024 - pubs.aip.org
Dielectric interfaces are crucial to the behavior of charged membranes, from graphene to
synthetic and biological lipid bilayers. Understanding electrolyte behavior near these …