NCIPLOT and the analysis of noncovalent interactions using the reduced density gradient

R Laplaza, F Peccati, R A. Boto, C Quan… - Wiley …, 2021 - Wiley Online Library
Noncovalent interactions are of utmost importance. However, their accurate treatment is still
difficult. This is partially induced by the coexistence of many types of interactions and …

Competing Intramolecular vs. Intermolecular Hydrogen Bonds in Solution

PI Nagy - International journal of molecular sciences, 2014 - mdpi.com
A hydrogen bond for a local-minimum-energy structure can be identified according to the
definition of the International Union of Pure and Applied Chemistry (IUPAC recommendation …

Metallization‐Prompted Robust Porphyrin‐Based Hydrogen‐Bonded Organic Frameworks for Photocatalytic CO2 Reduction

Q Yin, EV Alexandrov, DH Si, QQ Huang… - Angewandte …, 2022 - Wiley Online Library
Under topological guidance, the self‐assembly process based on a tetratopic porphyrin
synthon results in a hydrogen‐bonded organic framework (HOF) with the predicted square …

Accurately extracting the signature of intermolecular interactions present in the NCI plot of the reduced density gradient versus electron density

C Lefebvre, G Rubez, H Khartabil… - Physical Chemistry …, 2017 - pubs.rsc.org
An electron density (ED)-based methodology is developed for the automatic identification of
intermolecular interactions using pro-molecular density. The expression of the ED gradient …

The independent gradient model: a new approach for probing strong and weak interactions in molecules from wave function calculations

C Lefebvre, H Khartabil, JC Boisson… - …, 2018 - Wiley Online Library
Extraction of the chemical interaction signature from local descriptors based on electron
density (ED) is still a fruitful field of development in chemical interpretation. In a previous …

NCIPLOT4: fast, robust, and quantitative analysis of noncovalent interactions

RA Boto, F Peccati, R Laplaza, C Quan… - Journal of Chemical …, 2020 - ACS Publications
The NonCovalent Interaction index (NCI) enables identification of attractive and repulsive
noncovalent interactions from promolecular densities in a fast manner. However, the …

New way for probing bond strength

J Klein, H Khartabil, JC Boisson… - The Journal of …, 2020 - ACS Publications
The covalent chemical bond is intimately linked to electron sharing between atoms. The
recent independent gradient model (IGM) and its δ g descriptor provide a way to quantify …

Revealing non-covalent interactions in solids: NCI plots revisited

A Otero-De-La-Roza, ER Johnson… - Physical Chemistry …, 2012 - pubs.rsc.org
In this article, the NCI method [Johnson et al., J. Am. Chem. Soc., 2010, 132, 6498] for
plotting and analysing non-covalent interactions (NCI) is extended to periodic (solid-state) …

Intermolecular hydrogen bond energies in crystals evaluated using electron density properties: DFT computations with periodic boundary conditions

MV Vener, AN Egorova, AV Churakov… - Journal of …, 2012 - Wiley Online Library
The hydrogen bond (H‐bond) energies are evaluated for 18 molecular crystals with 28
moderate and strong O H··· O bonds using the approaches based on the electron density …

DFT study of therapeutic potential of graphitic carbon nitride (g-C3N4) as a new drug delivery system for carboplatin to treat cancer

M Shamim, M Perveen, S Nazir, M Hussnain… - Journal of Molecular …, 2021 - Elsevier
DFT studies were performed to evaluate the chemotherapeutic potential of gC 3 N 4 as a
drug carrier for carboplatin in cancer treatment. The optimized, electronic and excited-state …