Weak and strong π interactions between two monomers—assessed with local vibrational mode theory

W Zou, M Freindorf, V Oliveira, Y Tao… - Canadian Journal of …, 2022 - cdnsciencepub.com
We introduce in this work a unique parameter for the quantitative assessment of the intrinsic
strength of the π interaction between two monomers forming a complex. The new parameter …

Local vibrational force constants–From the assessment of empirical force constants to the description of bonding in large systems

W Zou, Y Tao, M Freindorf, D Cremer, E Kraka - Chemical Physics Letters, 2020 - Elsevier
The local vibrational mode analysis, originally introduced by Konkoli and Cremer, provides a
physically sound platform for a comprehensive analysis of calculated or measured …

Characterizing the Metal–Ligand Bond Strength via Vibrational Spectroscopy: The Metal–Ligand Electronic Parameter (MLEP)

E Kraka, M Freindorf - New Directions in the Modeling of Organometallic …, 2020 - Springer
The field of organometallic chemistry has tremendously grown over the past decades and
become an integral part of many areas of chemistry and beyond. Organometallic …

How strong is a reverse dative bond? Compliance constants as unique bond strength descriptors

J Grunenberg - Inorganic Chemistry, 2021 - ACS Publications
The concepts of bond strength and bond order are at the very heart of chemistry.
Nevertheless, the study of local mechanical bond strengths in large polyatomic molecules is …

The strength of a chemical bond

L Zhao, M Zhi, G Frenking - International Journal of Quantum …, 2022 - Wiley Online Library
We discuss the physical criteria that have been proposed as a measure of the strength of a
chemical bond. Critical examination of the strengths and weaknesses of the various …

[HTML][HTML] Mechanical stability of bivalent transition metal complexes analyzed by single-molecule force spectroscopy

M Gensler, C Eidamshaus, M Taszarek… - Beilstein Journal of …, 2015 - beilstein-journals.org
Multivalent biomolecular interactions allow for a balanced interplay of mechanical stability
and malleability, and nature makes widely use of it. For instance, systems of similar thermal …

A comprehensive analysis of hydrogen bond interactions based on local vibrational modes

M Freindorf, E Kraka, D Cremer - International Journal of …, 2012 - Wiley Online Library
Local stretching modes for 69 different DH single bonds and 58 H··· AH‐bonds are
calculated at the ωB97X‐D/aug‐cc‐pVTZ level of theory to describe the changes in donor D …

Scale factors for C O vibrational frequencies in organometallic complexes

L Yu, GN Srinivas, M Schwartz - Journal of Molecular Structure …, 2003 - Elsevier
Corrective scale factors for computed harmonic C O vibrational frequencies for 31
organometallic complexes have been determined at the HF and B3LYP levels. The …

Comparison of the nature of π and conventional H-bonds: a theoretical investigation

P Tarakeshwar, KS Kim - Journal of molecular structure, 2002 - Elsevier
The interactions of the first-row hydrides (NH3, H2O, HF) with ethene have been
investigated by carrying out calculations, at the second order Møller–Plesset (MP2) level of …

The Weakness of B− H⋅⋅⋅ π Interactions: Much Softer than a Hydrogen Bond

J Grunenberg - Chemistry–A European Journal, 2016 - Wiley Online Library
Recently, a new type of non‐covalent interaction, the B− H⋅⋅⋅ π interaction, was
introduced. Nevertheless, the unique determination of individual, non‐covalent bond …