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20242026
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physics.chem-ph2026

Fidelity of Machine Learned Potentials: Quantitative Assessment for Protonated Oxalate

Chen Qu, Paul L. Houston, Qi Yu +5

There has been a veritable explosion of methods and software to perform machine-learned regression on datasets of electronic energies and forces to develop high-dimensional machine…

physics.chem-ph2025

End-to-End Photodissociation Dynamics of Energized HCOO

Cangtao Yin, Silvan Käser, Meenu Upadhyay +1

The end-to-end dynamics of the smallest energized Criegee intermediate, HCOO, was characterized for vibrational excitation close to and a few kcal/mol above the barrier for hyd…

physics.chem-ph2025

Towards Large-Scale Condensed Phase Simulations using Machine Learned Energy Functions

Eric D. Boittier, Silvan Käser, Markus Meuwly

Accurate, yet computationally efficient energy functions are essential for state-of-the art molecular dynamics (MD) studies of condensed phase systems. Here, a generic workflow bas…

physics.chem-ph2025

Reaction Dynamics of the H + HeH He + H System

Meenu Upadhyay, Silvan Käser, Jayakrushna Sahoo +2

The reaction dynamics for the H + HeH He + H reaction in its electronic ground state is investigated using two different representations of the potential en…

physics.chem-ph2024

Accurate Tunneling Splittings for Ever-Larger Molecules from Transfer-Learned, CCSD(T) Quality Energy Functions

Silvan Käser, Jeremy O. Richardson, Markus Meuwly

This work combines state-of-the-art machine learning techniques with highest-level electronic structure calculations and full-dimensional quantum tunneling calculations to obtain a…