[HTML][HTML] TURBOMOLE: Modular program suite for ab initio quantum-chemical and condensed-matter simulations

SG Balasubramani, GP Chen, S Coriani… - The Journal of …, 2020 - pubs.aip.org
TURBOMOLE is a collaborative, multi-national software development project aiming to
provide highly efficient and stable computational tools for quantum chemical simulations of …

VIBFREQ1295: A new database for vibrational frequency calculations

JC Zapata Trujillo, LK McKemmish - The Journal of Physical …, 2022 - ACS Publications
High-throughput approaches for producing approximate vibrational spectral data for
molecules of astrochemistry interest rely on harmonic frequency calculations using …

Assessment of the DLPNO binding energies of strongly noncovalent bonded atmospheric molecular clusters

G Schmitz, J Elm - ACS omega, 2020 - ACS Publications
This work assesses the performance of DLPNO-CCSD (T0), DLPNO-MP2, and density
functional theory methods in calculating the binding energies of a representative test set of …

Toward accurate theoretical vibrational spectra: A case study for maleimide

EL Klinting, O Christiansen… - The Journal of Physical …, 2020 - ACS Publications
We employ and combine a number of recent developments in vibrational structure methods
to push their current size limitations toward molecules with tens of modes and showcase …

Absolute IR vibrational band intensities of hexafluoroacetone: Comparison of experiment and anharmonic ab initio calculation using the second-order operator …

SV Krasnoshchekov, VB Laptev, IK Gainullin - Journal of Quantitative …, 2018 - Elsevier
Abstract Hexafluoroacetone (HFA, Odouble bondC (CF 3) 2) is widely utilized in organic
synthesis, chemistry of heat resistant polymers and biochemistry. In this work, infrared (IR) …

Infrared vibrational spectra and absolute intensities of fundamental bands of bis (trifluoromethyl) ketene: Ab initio interpretation using the second order operator Van …

SV Krasnoshchekov, VB Laptev, IK Gainullin - Journal of Quantitative …, 2021 - Elsevier
Abstract Bis (trifluoromethyl) ketene (BTFMK,(CF 3) 2 Cdouble bondCdouble bond O) is an
important chemical compound for the organic synthesis and in polymer chemistry. In this …

Quantum chemistry meets astrobiology: Approximate vibrational spectral data for potential biosignatures

JC Zapata Trujillo - 2023 - unsworks.unsw.edu.au
The chemical characterisation of exoplanet atmospheres plays a crucial role in profoundly
enriching our comprehension of exoplanets. By deciphering the array of molecular species …