Results 251 to 260 of about 1,061,074 (328)
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On the Quantum-Chemical Modeling

, 2013
A. Turovsky   +3 more
semanticscholar   +2 more sources

Polycyclohexanes: Quantum-chemical models

Russian Journal of Organic Chemistry, 2011
The steric and electronic structures of organic polymeric structures based on cyclohexane and dodecahydrophenalene were studied in terms of the density functional theory (B3LYP/6-31G*). The examined systems were found to be structurally stable, and their geometric parameters did not differ very strongly from those typical of diamond-like reference ...
T. B. Nguen, R. M. Minyaev, V. I. Minkin
openaire   +1 more source

Sarin Decomposition on Pristine and Hydroxylated ZnO: Quantum-Chemical Modeling

Journal of Physical Chemistry C, 2019
An atomistic understanding of interactions between chemical warfare agents (CWAs) and filter materials is crucial for discovery and design of new materials suitable for chemical protection.
Roman V. Tsyshevsky   +4 more
semanticscholar   +1 more source

Quantum-Chemical Modeling of Ag/CeO2 Nanoscale Catalysts

Russian Journal of Physical Chemistry A, 2023
The authors summarize results from calculations using the density functional theory for atoms and small silver clusters on surfaces of nanostructured cerium(IV) oxide, along with the adsorption and transformations of O2 and CO molecules on these systems.
E. A. Shor, A. M. Shor, V. A. Nasluzov
openaire   +1 more source

Quantum Chemical Modeling of the Cardiolipin Headgroup

The Journal of Physical Chemistry A, 2010
Cardiolipin is a key lipid component in many biological membranes. Proton conduction and proton-lipid interactions on the membrane surface are thought to be central to mitochondrial energy production. However, details on the cardiolipin headgroup structure are lacking and the protonation state of this lipid at physiological pH is not fully established.
M. DAHLBERG   +3 more
openaire   +2 more sources

Ureases:  Quantum Chemical Calculations on Cluster Models

Journal of the American Chemical Society, 2003
Herein, we present results from a computational study of dinickel complexes that are relevant to the catalytic hydrolysis of urea exerted by the urease enzymes. The B3LYP density functional is used to characterize the equilibrium geometry, electronic and magnetic properties, and energies for a series of realistic complexes modeling the active site of ...
Dimas, Suárez   +2 more
openaire   +2 more sources

Quantum chemical models for electrified interfaces

Chemical Physics Letters, 1994
Abstract Quantum chemical models for a charged interface are discussed. A new approach based on the renormalization of the density matrix is proposed in order to describe a continual surface charge distribution. Ab initio quantum chemical calculations were carried out for a small mercury cluster.
Renat R. Nazmutdinov   +2 more
openaire   +1 more source

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