Vibrational spectroscopic map, vibrational spectroscopy, and intermolecular interaction

CR Baiz, B Błasiak, J Bredenbeck, M Cho… - Chemical …, 2020 - ACS Publications
Vibrational spectroscopy is an essential tool in chemical analyses, biological assays, and
studies of functional materials. Over the past decade, various coherent nonlinear vibrational …

Computational molecular spectroscopy

V Barone, S Alessandrini, M Biczysko… - Nature Reviews …, 2021 - nature.com
Spectroscopic techniques can probe molecular systems non-invasively and investigate their
structure, properties and dynamics in different environments and physico-chemical …

The density matrix renormalization group in chemistry and molecular physics: Recent developments and new challenges

A Baiardi, M Reiher - The Journal of Chemical Physics, 2020 - pubs.aip.org
In the past two decades, the density matrix renormalization group (DMRG) has emerged as
an innovative new method in quantum chemistry relying on a theoretical framework very …

Single-point Hessian calculations for improved vibrational frequencies and rigid-rotor-harmonic-oscillator thermodynamics

S Spicher, S Grimme - Journal of Chemical Theory and …, 2021 - ACS Publications
The calculation of harmonic vibrational frequencies (HVF) to interpret infrared (IR) spectra
and to convert molecular energies to free energies is one of the essential steps in …

Unravelling the structural complexity of glycolipids with cryogenic infrared spectroscopy

C Kirschbaum, K Greis, E Mucha, L Kain… - Nature …, 2021 - nature.com
Glycolipids are complex glycoconjugates composed of a glycan headgroup and a lipid
moiety. Their modular biosynthesis creates a vast amount of diverse and often isomeric …

Quantitative assessment of tetrel bonding utilizing vibrational spectroscopy

D Sethio, V Oliveira, E Kraka - Molecules, 2018 - mdpi.com
A set of 35 representative neutral and charged tetrel complexes was investigated with the
objective of finding the factors that influence the strength of tetrel bonding involving single …

Anharmonic quantum nuclear densities from full dimensional vibrational eigenfunctions with application to protonated glycine

C Aieta, M Micciarelli, G Bertaina, M Ceotto - Nature communications, 2020 - nature.com
The interpretation of molecular vibrational spectroscopic signals in terms of atomic motion is
essential to understand molecular mechanisms and for chemical characterization. The …

[HTML][HTML] Determining internal coordinate sets for optimal representation of molecular vibration

K Oenen, DF Dinu, KR Liedl - The Journal of Chemical Physics, 2024 - pubs.aip.org
Arising from the harmonic approximation in solving the vibrational Schrödinger equation,
normal modes dissect molecular vibrations into distinct degrees of freedom. Normal modes …

Vibrational density matrix renormalization group

A Baiardi, CJ Stein, V Barone… - Journal of chemical theory …, 2017 - ACS Publications
Variational approaches for the calculation of vibrational wave functions and energies are a
natural route to obtain highly accurate results with controllable errors. Here, we demonstrate …

Benchmarking the computational costs and quality of vibrational spectra from ab initio simulations

S Taherivardanjani, R Elfgen… - Advanced Theory …, 2022 - Wiley Online Library
The scaling behavior of ab initio molecular dynamics simulations for the different size bulk
systems of liquid methanol is presented and thereby the characteristics of every system …