Automated exploration of the low-energy chemical space with fast quantum chemical methods

P Pracht, F Bohle, S Grimme - Physical Chemistry Chemical Physics, 2020 - pubs.rsc.org
We propose and discuss an efficient scheme for the in silico sampling for parts of the
molecular chemical space by semiempirical tight-binding methods combined with a meta …

ECD exciton chirality method today: a modern tool for determining absolute configurations

G Pescitelli - Chirality, 2022 - Wiley Online Library
The application of the exciton chirality method (ECM) to interpret electronic circular
dichroism (ECD) spectra is a well‐established and still popular approach to assign the …

r2SCAN-3c: A “Swiss army knife” composite electronic-structure method

S Grimme, A Hansen, S Ehlert… - The Journal of Chemical …, 2021 - pubs.aip.org
The recently proposed r 2 SCAN meta-generalized-gradient approximation (mGGA) of
Furness and co-workers is used to construct an efficient composite electronic-structure …

Efficient quantum chemical calculation of structure ensembles and free energies for nonrigid molecules

S Grimme, F Bohle, A Hansen, P Pracht… - The Journal of …, 2021 - ACS Publications
The application of quantum chemical, automatic multilevel modeling workflows for the
determination of thermodynamic (eg, conformation equilibria, partition coefficients, p K a …

ωB97X-3c: A composite range-separated hybrid DFT method with a molecule-optimized polarized valence double-ζ basis set

M Müller, A Hansen, S Grimme - The Journal of Chemical Physics, 2023 - pubs.aip.org
A new composite density functional theory (DFT) method is presented. It is based on ωB97X-
V as one of the best-performing density functionals for the GMTKN55 thermochemistry …

[HTML][HTML] CREST—A program for the exploration of low-energy molecular chemical space

P Pracht, S Grimme, C Bannwarth, F Bohle… - The Journal of …, 2024 - pubs.aip.org
Conformer–rotamer sampling tool (CREST) is an open-source program for the efficient and
automated exploration of molecular chemical space. Originally developed in Pracht et …

Theoretical study on conformational energies of transition metal complexes

M Bursch, A Hansen, P Pracht, JT Kohn… - Physical Chemistry …, 2021 - pubs.rsc.org
Conformational energies are an important chemical property for which a performance
assessment of theoretical methods is mandatory. Existing benchmark sets are often limited …

Assessing conformer energies using electronic structure and machine learning methods

D Folmsbee, G Hutchison - International Journal of Quantum …, 2021 - Wiley Online Library
We have performed a large‐scale evaluation of current computational methods, including
conventional small‐molecule force fields; semiempirical, density functional, ab initio …

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 …

OPLS/2020 Force Field for Unsaturated Hydrocarbons, Alcohols, and Ethers

WL Jorgensen, MM Ghahremanpour… - The Journal of …, 2023 - ACS Publications
The OPLS all-atom force field was updated and applied to modeling unsaturated
hydrocarbons, alcohols, and ethers. Testing has included gas-phase conformational …