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 …

First-principles mode-specific reaction dynamics

G Czakó, B Gruber, D Papp, V Tajti, DA Tasi… - Physical Chemistry …, 2024 - pubs.rsc.org
Controlling the outcome of chemical reactions by exciting specific vibrational and/or
rotational modes of the reactants is one of the major goals of modern reaction dynamics …

DFT-Based Permutationally Invariant Polynomial Potentials Capture the Twists and Turns of C14H30

C Qu, PL Houston, T Allison, BI Schneider… - Journal of Chemical …, 2024 - ACS Publications
Hydrocarbons are ubiquitous as fuels, solvents, lubricants, and as the principal components
of plastics and fibers, yet our ability to predict their dynamical properties is limited to force …

No Headache for PIPs: A PIP Potential for Aspirin Runs Much Faster and with Similar Precision Than Other Machine-Learned Potentials

PL Houston, C Qu, Q Yu, P Pandey… - Journal of Chemical …, 2024 - ACS Publications
Assessments of machine-learning (ML) potentials are an important aspect of the rapid
development of this field. We recently reported an assessment of the linear-regression …

[HTML][HTML] The MD17 datasets from the perspective of datasets for gas-phase “small” molecule potentials

JM Bowman, C Qu, R Conte, A Nandi… - The Journal of …, 2022 - pubs.aip.org
There has been great progress in develo** methods for machine-learned potential energy
surfaces. There have also been important assessments of these methods by comparing so …

Portable models for entropy effects on kinetic selectivity

DJ Tantillo - Journal of the American Chemical Society, 2022 - ACS Publications
Differences in entropies of competing transition states can direct kinetic selectivity.
Understanding and modeling such entropy differences at the molecular level is complicated …

Theoretical insights into the dynamics of gas-phase bimolecular reactions with submerged barriers

H Song, H Guo - ACS Physical Chemistry Au, 2023 - ACS Publications
Much attention has been paid to the dynamics of both activated gas-phase bimolecular
reactions, which feature monotonically increasing integral cross sections and Arrhenius …

Fifty years of nucleophilic substitution in the gas phase

R Wester - Mass Spectrometry Reviews, 2022 - Wiley Online Library
Bimolecular nucleophilic substitution () reactions have become a model system for the
investigation of structure–reactivity relationships, stereochemistry, solvent influences, and …

Imaging the Ion–Molecule Reaction Dynamics of O + CD4

A Ayasli, P Tóth, T Michaelsen, T Gstir… - The Journal of …, 2024 - ACS Publications
While neutral reactions involved in methane oxidation have been intensively studied, much
less information is known about the reaction dynamics of the oxygen radical anion with …

Direct chemical dynamics simulations of CN−+ CH 3 I bimolecular nucleophilic substitution reaction

A Gutal, M Paranjothy - Physical Chemistry Chemical Physics, 2023 - pubs.rsc.org
Bimolecular nucleophilic substitution reactions have been studied for more than a century.
Experimental and theoretical investigations of these reactions are extensively going on due …