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6936361 
Journal Article 
Modeling of the Interaction of Cations of Alkali Metals with a Fragment of Graphene in the Environment of Benzene 
Mikhailov, GP; , 
2020 
Russian Journal of Physical Chemistry B, Focus on Physics
ISSN: 1990-7931
EISSN: 1990-7923 
MAIK NAUKA/INTERPERIODICA/SPRINGER 
NEW YORK 
14 
190-193 
English 
The method of density functional theory in M06-2X/6-31G(d,p) approximation was used to simulate the interaction of cations of alkali metals (M = Li+, Na+, K+) with a fragment of graphene C36H16. Binding energies, physical-chemical parameters of ion-graphene complexes in vacuum, and benzene were calculated. The dependence of the binding energy of M+ horizontal ellipsis C36H16 c complexes on the distance between the cation and the plane of the graphene fragment is analyzed. The influence of the nature of the cation and nonspecific solvation on the strength of the cation-pi interaction is shown.