Results 71 to 80 of about 6,329 (206)

NATURALEZA DE LAS INTERACCIONES Mδ+...δ+C-Oδ- EN CARBONILOS METÁLICOS. UN ESTUDIO BASADO EN LA TOPOLOGÍA DE LA DENSIDAD DE CARGA ELECTRÓNICA Y SU FUNCIÓN LAPLACIANA

open access: yesQuímica Nova, 2016
The nature of the metal-ligand interactions, in the [Ti(CO)6]2-, [V(CO)6]-, [Cr(CO)6], [Mn(CO)6]+, [Fe(CO)6]2+ and [Co(CO)6]3+ complexes has been studied by means of topological analyses of the electron charge density, using the Quantum Theory of Atoms ...
Gabriel J. Buralli   +2 more
doaj   +1 more source

Dimethylsulfoxide (DMSO) clusters dataset: DFT relative energies, non-covalent interactions, and cartesian coordinates

open access: yesData in Brief, 2022
Theoretical understanding of dimethylsulfoxide (DMSO) liquid depends on the understanding of the DMSO clusters. In this work, we provide the structures and the energetics of the DMSO clusters.
Alhadji Malloum, Jeanet Conradie
doaj   +1 more source

QTAIM and the Interactive Conception of Chemical Bonding [PDF]

open access: yes, 2018
Quantum physics is the foundation for chemistry, but the concept of chemical bonding is not easily reconciled with quantum mechanical models of molecular systems. The quantum theory of atoms in molecules (QTAIM), developed by Richard F.W.
Esser, Stephen
core  

On the Dynamics of Noncovalent Interactions Modulating Passive Diffusion of Cisplatin Across a Human Breast Cancer Cell Membrane: An amIGM + GLED View [PDF]

open access: yesChempluschem
A combined amIGM/GLED framework based on classical MD simulations at finite‐temperature conditions is proposed to investigate the passive permeation of cisplatin anticancer drug across a breast cancer model membrane. Dynamic real‐space analysis of nanosolvation reveals how noncovalent interaction patterns evolve from bulk water to the membrane free ...
Zazza C   +5 more
europepmc   +2 more sources

Assessing Parameter Suitability for the Strength Evaluation of Intramolecular Resonance Assisted Hydrogen Bonding in o-Carbonyl Hydroquinones

open access: yesMolecules, 2019
Intramolecular hydrogen bond (IMHB) interactions have attracted considerable attention due to their central role in molecular structure, chemical reactivity, and interactions of biologically active molecules.
Maximiliano Martínez-Cifuentes   +4 more
doaj   +1 more source

QTAIM and stress tensor bond-path framework sets for the ground and excited states of fulvene

open access: yes, 2018
We present, for the ground and first excited states of fulvene, the complete 3-D bond-path framework set B = {(p0,p1), (q0,q1), (r0,r1)} from the quantum theory of atoms in molecules (QTAIM) and B??H = {(p??H0,p??H1), (q??H0,q??H1), (r0,r1)} and B ...
Xu, Tianlv   +4 more
core   +1 more source

Nd(III) removal from aqueous solutions using GO/ZnO nanocomposites: an experimental and computational study

open access: yesOpen Chemistry
In this study, graphene oxide/zinc oxide (GO/ZnO) nanocomposite was synthesized for the removal of Nd(III) ions from aqueous solutions. GO was prepared using a modified Tour method, while ZnO nanoparticles were synthesized via the hydrothermal method ...
Yusan Sabriye   +7 more
doaj   +1 more source

On the Physical Nature of Halogen Bonds: A QTAIM Study

open access: yes, 2016
In this article, we report a detailed study on halogen bonds in complexes of CHCBr, CHCCl, CH2CHBr, FBr, FCl, and ClBr with a set of Lewis bases (NH3, OH2, SH2, OCH2, OH–, Br–).
Laurent Joubert (1596598)   +2 more
core   +1 more source

Chirality reversal with the carrier-envelope phase: A next generation QTAIM interpretation [PDF]

open access: yes
Simulated circularly-polarized 10 fs laser pulses that induce a mixture of excited states are applied to ethane. Additionally, the carrier-envelope phase (CEP) angle ϕ, that quantifies the relationship between the time-varying direction of electric (E ...
Xu, Tianlv   +12 more
core   +1 more source

Исследование электронного строения свободных радикалов в рамках QTAIM. 1-алкен-2-илы [PDF]

open access: yes, 2015
Методом DFT B3LYP/6-311++G(3df,3pd) найдено равновесное строение и в рамках «квантовой теории атомов в молекуле» (QTAIM) изучено распределение электронной плотности свободных радикалов вида CH3(CH2)nC ...
Орлов, Ю.Д.   +3 more
core   +1 more source

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