Δ-machine learned potential energy surfaces and force fields

JM Bowman, C Qu, R Conte, A Nandi… - Journal of Chemical …, 2022 - ACS Publications
There has been great progress in develo** machine-learned potential energy surfaces
(PESs) for molecules and clusters with more than 10 atoms. Unfortunately, this number of …

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 …

Water in protein hydration and ligand recognition

M Maurer, C Oostenbrink - Journal of Molecular Recognition, 2019 - Wiley Online Library
This review describes selected basics of water in biomolecular recognition. We focus on a
qualitative understanding of the most important physical aspects, how these change in …

Optimal geometries and harmonic vibrational frequencies of the global minima of water clusters (H2O) n, n= 2–6, and several hexamer local minima at the CCSD (T) …

E Miliordos, E Aprà, SS Xantheas - The Journal of chemical physics, 2013 - pubs.aip.org
We report the first optimum geometries and harmonic vibrational frequencies for the ring
pentamer and several water hexamer (prism, cage, cyclic and two book) at the coupled …

Interfacing q-AQUA with a polarizable force field: The best of both worlds

C Qu, Q Yu, PL Houston, R Conte… - Journal of Chemical …, 2023 - ACS Publications
Polarizable force fields are pervasive in the fields of computational chemistry and
biochemistry; however, their empirical or semiempirical nature gives them both weaknesses …

[HTML][HTML] An accurate and efficient computational protocol for obtaining the complete basis set limits of the binding energies of water clusters at the MP2 and CCSD (T) …

E Miliordos, SS Xantheas - The Journal of chemical physics, 2015 - pubs.aip.org
We report MP2 and Coupled Cluster Singles, Doubles, and perturbative Triples [CCSD (T)]
binding energies with basis sets up to pentuple zeta quality for the (H 2 O) m= 2− 6, 8 water …

Cavity-enhanced ultrafast spectroscopy: ultrafast meets ultrasensitive

MAR Reber, Y Chen, TK Allison - Optica, 2016 - opg.optica.org
Ultrafast optical spectroscopy methods, such as transient absorption spectroscopy and 2D
spectroscopy, are widely used across many disciplines. However, these techniques are …

Energetics and predissociation dynamics of small water, HCl, and mixed HCl–water clusters

AK Samanta, Y Wang, JS Mancini, JM Bowman… - Chemical …, 2016 - ACS Publications
This Review summarizes recent research on vibrational predissociation (VP) of hydrogen-
bonded clusters. Specifically, the focus is on breaking of hydrogen bonds following …

[HTML][HTML] Diffusion Monte Carlo studies of MB-pol (H2O) 2− 6 and (D2O) 2− 6 clusters: Structures and binding energies

JD Mallory, VA Mandelshtam - The Journal of Chemical Physics, 2016 - pubs.aip.org
We employ the diffusion Monte Carlo (DMC) method in conjunction with the recently
developed, ab initio-based MB-pol potential energy surface to characterize the ground …

[HTML][HTML] Quantum calculations of the IR spectrum of liquid water using ab initio and model potential and dipole moment surfaces and comparison with experiment

H Liu, Y Wang, JM Bowman - The Journal of chemical physics, 2015 - pubs.aip.org
The calculation and characterization of the IR spectrum of liquid water have remained a
challenge for theory. In this paper, we address this challenge using a combination of ab …