Molecular Modeling of Ionic Liquids: Force‐Field Validation and Thermodynamic Perspective from Large‐Scale Fast‐Growth Solvation Free Energy Calculations

Z Sun, M Wang, Q He, Z Liu - Advanced Theory and …, 2022 - Wiley Online Library
In molecular modelling of novel solvents such as ionic liquids, it is common to scale atomic
charges to improve the experiment‐simulation agreement for some selected properties. As …

[HTML][HTML] Molecular modelling of ionic liquids: General guidelines on fixed-charge force fields for balanced descriptions

Z Sun, Z Gong, L Zheng, P Kalhor, Z Huai, Z Liu - Journal of Ionic Liquids, 2022 - Elsevier
It has been increasingly common to investigate dynamic and thermodynamic properties of
green solvents at atomistic scales with molecular simulation. In this work, we present a …

Molecular modelling of ionic liquids: Situations when charge scaling seems insufficient

Z Sun, L Zheng, ZY Zhang, Y Cong, M Wang, X Wang… - Molecules, 2023 - mdpi.com
Charge scaling as an effective solution to the experiment–computation disagreement in
molecular modelling of ionic liquids (ILs) could bring the computational results close to the …

Molecular modelling of ionic liquids: Physical properties of species with extremely long aliphatic chains from a near-optimal regime

Z Sun, A Kayal, Z Gong, L Zheng, Q He - Journal of Molecular Liquids, 2022 - Elsevier
Basic issues of molecular modelling of ionic liquids with fixed-charge force fields are
validated from extensive free energy calculations, component-specific force-field refitting …

Influence of charge scaling on the solvation properties of ionic liquid solutions

K Cui, A Yethiraj, JR Schmidt - The Journal of Physical Chemistry …, 2019 - ACS Publications
Scaled-charge force fields (FFs) are widely employed in the simulation of neat ionic liquids
(ILs), where the charges on the ions are empirically scaled to approximately account for …

Simulations of solvation and solvation dynamics in an idealized ionic liquid model

D Roy, M Maroncelli - The Journal of Physical Chemistry B, 2012 - ACS Publications
Equilibrium and nonequilibrium molecular dynamics simulations of solvation and solvation
dynamics of a variety of solutes have been performed in the coarse-grained ionic liquid …

CL&P: A generic and systematic force field for ionic liquids modeling

JN Canongia Lopes, AAH Pádua - Theoretical Chemistry Accounts, 2012 - Springer
In this account, we review the process that led to the development of one of the most widely
used force fields in the area of ionic liquids modeling, analyze its subsequent expansions …

Accurate modelling of pyrrolidinium ionic liquids with charge and vdW scaling

Z Sun, X Liu, L Zheng, T Cheng, P Kalhor… - Journal of Molecular …, 2023 - Elsevier
Molecular simulation as a complementing tool to experimental measurements has grown to
be an instrument with predictive power for ionic liquids (ILs) derivatives. The combination of …

Solvent effects of 1-ethyl-3-methylimidazolium acetate: solvation and dynamic behavior of polar and apolar solutes

V Lesch, A Heuer, C Holm, J Smiatek - Physical Chemistry Chemical …, 2015 - pubs.rsc.org
We study the solvation properties of the ionic liquid 1-ethyl-3-methylimidazolium acetate
([EMIM]+[ACE]−) and the resulting dynamic behavior for differently charged model solutes at …

Virtual site OPLS force field for imidazolium-based ionic liquids

B Doherty, X Zhong, O Acevedo - The Journal of Physical …, 2018 - ACS Publications
Molecular simulations of ionic liquids can provide deeper insight into the relationship
between intermolecular interactions and macroscopic measurements for the solvents …