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January 1, 1993Journal of the Chemical Society Perkin Transactions 2

COSMO: a new approach to dielectric screening in solvents with explicit expressions for the screening energy and its gradient

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Authors

AKAndreas KlamtUniversity of RegensburgGSGerrit SchüürmannUniversity of Pisa

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Overview

Methodological study demonstrates explicit dielectric screening energy and gradient calculations for solvated molecules, indicating feasible continuum geometry optimization.

Key Points

  • Develop an accurate dielectric screening algorithm that yields explicit expressions for screening energy and analytic gradients to enable efficient geometry optimization of solvated molecules.
  • Formulated screening energy and analytic gradient expressions with respect to solute coordinates by extending electrostatics from conductors to dielectric media.
  • Integrated the screening algorithm into the semiempirical quantum chemistry package MOPAC for use with molecular mechanics and molecular orbital calculations.
  • Achieved practical solute geometry optimization within a realistic dielectric continuum model for the first time.
  • Demonstrated versatile computational performance across both semiempirical molecular orbital theory and molecular mechanics implementations.

Cite This Study

Klamt et al. (1993) studied this question.

synapsesocial.com/papers/69d7f43f3eff0c9dfaae2ca2https://doi.org/10.1039/p29930000799
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