Modelling solute–solvent interactions in VCD spectra analysis with the micro-solvation approach

C Merten - Physical Chemistry Chemical Physics, 2023 - pubs.rsc.org
Vibrational circular dichroism (VCD) spectroscopy has become an important part of the
(stereo-) chemists' toolbox as a reliable method for the determination of absolute …

After 50 years of vibrational circular dichroism spectroscopy: Challenges and opportunities of increasingly accurate and complex experiments and computations

J Bloino, S Jähnigen, C Merten - The Journal of Physical …, 2024 - ACS Publications
VCD research continues to thrive, driven by ongoing experimental and theoretical advances.
Modern studies deal with increasingly complex samples featuring weak intermolecular …

Assessing cluster models of solvation for the description of vibrational circular dichroism spectra: synergy between static and dynamic approaches

K Le Barbu-Debus, J Bowles, S Jähnigen… - Physical Chemistry …, 2020 - pubs.rsc.org
Solvation effects are essential for defining the shape of vibrational circular dichroism (VCD)
spectra. Several approaches have been proposed to include them into computational …

Vibrational circular dichroism unravels supramolecular chirality and hydration polymorphism of nucleoside crystals

M Krupová, P Leszczenko, E Sierka… - … A European Journal, 2022 - Wiley Online Library
Vibrational circular dichroism (VCD) spectroscopy has been widely used to study (bio)
molecules in solution. However, its solid‐state applications have been restricted due to …

The important role of non-covalent interactions for the vibrational circular dichroism of lactic acid in aqueous solution

S Jähnigen, D Sebastiani, R Vuilleumier - … Chemistry Chemical Physics, 2021 - pubs.rsc.org
We present a computational study of vibrational circular dichroism (VCD) in solutions of (S)-
lactic acid, relying on ab initio molecular dynamics (AIMD) and full solvation with bulk water …

Chemistry dissolved in ionic liquids. A theoretical perspective

B Kirchner, J Blasius, V Alizadeh… - The Journal of …, 2022 - ACS Publications
The theoretical treatment of ionic liquids must focus now on more realistic models while at
the same time kee** an accurate methodology when following recent ionic liquids …

Vibrational circular dichroism from DFT molecular dynamics: the AWV method

DR Galimberti - Journal of Chemical Theory and Computation, 2022 - ACS Publications
The paper illustrates the Activity Weighted Velocities (AWV) methodology to compute
Vibrational Circular Dichroism (VCD) anharmonic spectra from Density Functional Theory …

Predicting vibrational spectroscopy for flexible molecules and molecules with non‐idle environments

B Kirchner, J Blasius, L Esser… - Advanced Theory and …, 2021 - Wiley Online Library
Flexible molecules and non‐idle environments can present severe problems in the
prediction of vibrational spectra. This work focuses on infrared and vibrational circular …

Calculation of improved enthalpy and entropy of vaporization by a modified partition function in quantum cluster equilibrium theory

P Zaby, J Ingenmey, B Kirchner, S Grimme… - The Journal of Chemical …, 2021 - pubs.aip.org
In this work, we present an altered partition function that leads to an improved calculation of
the enthalpy and entropy of vaporization in the framework of quantum cluster equilibrium …

Identification of 3-hydroxyaspartate with two chiral centers by capillary electrophoresis-mass spectrometry and vibrational circular dichroism independent of single …

S Yang, L Wu, Y He, X Li - Analytica Chimica Acta, 2024 - Elsevier
Abstract Background 3-Hydroxyaspartate (3-HA) is a non-proteinaceous amino acid whose
four stereoisomers have different biological functions, making it meaningful to separate and …