Getting the right answers for the right reasons: Toward predictive molecular simulations of water with many-body potential energy functions

F Paesani - Accounts of Chemical Research, 2016 - ACS Publications
Conspectus The central role played by water in fundamental processes relevant to different
disciplines, including chemistry, physics, biology, materials science, geology, and climate …

Modeling molecular interactions in water: From pairwise to many-body potential energy functions

GA Cisneros, KT Wikfeldt, L Ojamäe, J Lu… - Chemical …, 2016 - ACS Publications
Almost 50 years have passed from the first computer simulations of water, and a large
number of molecular models have been proposed since then to elucidate the unique …

Development of a “first principles” water potential with flexible monomers. II: Trimer potential energy surface, third virial coefficient, and small clusters

V Babin, GR Medders, F Paesani - Journal of chemical theory and …, 2014 - ACS Publications
A full-dimensional potential energy function (MB-pol) for simulations of water from the dimer
to bulk phases is developed entirely from “first principles” by building upon the many-body …

General many-body framework for data-driven potentials with arbitrary quantum mechanical accuracy: Water as a case study

E Lambros, S Dasgupta, E Palos, S Swee… - Journal of Chemical …, 2021 - ACS Publications
We present a general framework for the development of data-driven many-body (MB)
potential energy functions (MB-QM PEFs) that represent the interactions between small …

MB-pol (2023): Sub-chemical Accuracy for Water Simulations from the Gas to the Liquid Phase

X Zhu, M Riera, EF Bull-Vulpe… - Journal of Chemical …, 2023 - ACS Publications
We use the MB-pol theoretical/computational framework to introduce a new family of data-
driven many-body potential energy functions (PEFs) for water, named MB-pol (2023). By …

[HTML][HTML] Comparison of permutationally invariant polynomials, neural networks, and Gaussian approximation potentials in representing water interactions through …

TT Nguyen, E Székely, G Imbalzano, J Behler… - The Journal of …, 2018 - pubs.aip.org
The accurate representation of multidimensional potential energy surfaces is a necessary
requirement for realistic computer simulations of molecular systems. The continued increase …

A status report on “Gold Standard” machine-learned potentials for water

Q Yu, C Qu, PL Houston, A Nandi… - The Journal of …, 2023 - ACS Publications
Owing to the central importance of water to life as well as its unusual properties, potentials
for water have been the subject of extensive research over the past 50 years. Recently, five …

Toward chemical accuracy in the description of ion–water interactions through many-body representations. I. Halide–water dimer potential energy surfaces

P Bajaj, AW Gotz, F Paesani - Journal of chemical theory and …, 2016 - ACS Publications
Despite recent progress, a unified understanding of how ions affect the structure and
dynamics of water across different phases remains elusive. Here, we report the development …

Monitoring water clusters “melt” through vibrational spectroscopy

SE Brown, AW Gotz, X Cheng, RP Steele… - Journal of the …, 2017 - ACS Publications
Characterizing structural and phase transformations of water at the molecular level is key to
understanding a variety of multiphase processes ranging from ice nucleation in the …

[HTML][HTML] How good are polarizable and flexible models for water: Insights from a many-body perspective

E Lambros, F Paesani - The Journal of Chemical Physics, 2020 - pubs.aip.org
We present a systematic analysis of state-of-the-art polarizable and flexible water models
from a many-body perspective, with a specific focus on their ability to represent the Born …