
What are the types of bond orders? - Matter Modeling Stack …
Laplacian Bond Order This method is an extension of the QTAIM (Quantum Theory of Atoms In Molecules) concept of using the Laplacian of the electron density ∇2ρ ∇ 2 ρ to characterize …
Bond length from infrared spectra? - Matter Modeling Stack …
Jul 26, 2020 · If you know the bond lengths of few such compounds, you can derive a very accurate linear correlation between the bond length and the frequency. So while you can't …
Lost atoms in LAMMPS - Matter Modeling Stack Exchange
Nov 1, 2022 · HI @Magic_Number, after running with more recorded timestep, I think the main reason is because the molecule pass through zlo and have atom deleted, as result, the bond …
Maximum bond length in Vesta - Matter Modeling Stack Exchange
Dec 30, 2022 · I need some cutoff radii to count bonds between different atoms in my system. When a .cif file is opened in Vesta, there are some default values of min and max bond …
Scanning two bond lengths G-16 - Matter Modeling Stack Exchange
May 9, 2023 · When you are scanning two bond lengths in Gaussian, you step once through the first bond scan, and complete stepping through the second bond scan. For example, consider …
Simulating breaking bonds in molecular dynamics
Very short answer: No, classical molecular dynamics cannot break bonds. The potential you showed is the most common form of bond, the harmonic potential a.k.a. Hookes law. If you …
Is it possible to do a Gaussian redundant scan with some fixed …
Jun 18, 2021 · The last line indicates that the bond (B) between atoms 5 and 6 are scanned (S) with 20 steps of size -0.1 Angstrom. In the image you posted in the question, the bond …
How may I estimate the bond energy of a molecule?
Feb 20, 2025 · Can I estimate the bond energy by running a single Gaussian calculation of the fragments at very long separation (say, 40 angstroms)? Or do I have to calculate each …
visualization software - Which is the best way to display bonds ...
Jan 20, 2023 · We know that bonds, per se, are only characterized after topological studies but their visualizations is an easy and fast way to see if there are "connections" …
Hydrogen bonding autocorrelations - Matter Modeling Stack …
Apr 8, 2024 · I am currently analyzing hydrogen bonding behaviour and kinetics with molecular dynamics simulations. I've been trying to compute autocorrelation functions for hydrogen …