Nonlocal continuum solvation model with exponential susceptibility kernels
Author(s) -
Mikhail V. Basilevsky,
Drew F. Parsons
Publication year - 1998
Publication title -
the journal of chemical physics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.071
H-Index - 357
eISSN - 1089-7690
pISSN - 0021-9606
DOI - 10.1063/1.476357
Subject(s) - solvation , parametrization (atmospheric modeling) , implicit solvation , exponential function , range (aeronautics) , dielectric , charge density , charge (physics) , ion , distribution (mathematics) , electrostatics , physics , chemistry , statistical physics , computational chemistry , thermodynamics , quantum mechanics , materials science , mathematics , mathematical analysis , composite material , radiative transfer
An algorithm is developed for performing calculations for the nonlocal electrostatic solvation theory of an ion in a cavity, accounting for electrostatic boundary conditions. The latter implies an induced charge distribution on the cavity surface as well as an induced volume charge distribution in the medium. This approach is validated by a variational derivation which also provides a general expression for the solvation energy. The procedure, implemented for spherical ions, is tested by calculating the analytic solution for an exponential nonlocal dielectric kernel and determining the corresponding solvation energy. Parametrization is presented for a range of solvents, fitted to experimental solvation energies. © 1998 American Institute of Physics.
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