Path integral simulations of condensed-phase vibrational spectroscopy

SC Althorpe - Annual Review of Physical Chemistry, 2024 - annualreviews.org
Recent theoretical and algorithmic developments have improved the accuracy with which
path integral dynamics methods can include nuclear quantum effects in simulations of …

Machine learning the electric field response of condensed phase systems using perturbed neural network potentials

K Joll, P Schienbein, KM Rosso… - Nature Communications, 2024 - nature.com
The interaction of condensed phase systems with external electric fields is of major
importance in a myriad of processes in nature and technology, ranging from the field …

First-principles spectroscopy of aqueous interfaces using machine-learned electronic and quantum nuclear effects

V Kapil, DP Kovács, G Csányi, A Michaelides - Faraday Discussions, 2024 - pubs.rsc.org
Vibrational spectroscopy is a powerful approach to visualising interfacial phenomena.
However, extracting structural and dynamical information from vibrational spectra is a …

[HTML][HTML] On the Fresnel factor correction of sum-frequency generation spectra of interfacial water

X Yu, KY Chiang, CC Yu, M Bonn… - The Journal of Chemical …, 2023 - pubs.aip.org
Insights into the microscopic structure of aqueous interfaces are essential for understanding
the chemical and physical processes on the water surface, including chemical synthesis …

[HTML][HTML] Quantum dynamics using path integral coarse-graining

F Musil, I Zaporozhets, F Noé, C Clementi… - The Journal of Chemical …, 2022 - pubs.aip.org
The vibrational spectra of condensed and gas-phase systems are influenced by thequantum-
mechanical behavior of light nuclei. Full-dimensional simulations of approximate quantum …

Efficient Composite Infrared Spectroscopy: Combining the Double-Harmonic Approximation with Machine Learning Potentials

P Pracht, Y Pillai, V Kapil, G Csányi… - Journal of Chemical …, 2024 - ACS Publications
Vibrational spectroscopy is a cornerstone technique for molecular characterization and
offers an ideal target for the computational investigation of molecular materials. Building on …

Tensorial properties via the neuroevolution potential framework: Fast simulation of infrared and Raman spectra

N Xu, P Rosander, C Schäfer… - Journal of Chemical …, 2024 - ACS Publications
Infrared and Raman spectroscopy are widely used for the characterization of gases, liquids,
and solids, as the spectra contain a wealth of information concerning, in particular, the …

High-dimensional neural network potentials for accurate vibrational frequencies: the formic acid dimer benchmark

DS Rasheeda, AM Santa Daría, B Schröder… - Physical Chemistry …, 2022 - pubs.rsc.org
In recent years, machine learning potentials (MLP) for atomistic simulations have attracted a
lot of attention in chemistry and materials science. Many new approaches have been …

A complete description of thermodynamic stabilities of molecular crystals

V Kapil, EA Engel - Proceedings of the National Academy of …, 2022 - National Acad Sciences
Predictions of relative stabilities of (competing) molecular crystals are of great technological
relevance, most notably for the pharmaceutical industry. However, they present a long …

Neural network-based sum-frequency generation spectra of pure and acidified water interfaces with air

M de la Puente, A Gomez, D Laage - The Journal of Physical …, 2024 - ACS Publications
The affinity of hydronium ions (H3O+) for the air–water interface is a crucial question in
environmental chemistry. While sum-frequency generation (SFG) spectroscopy has been …