Atomic Orbital Basis Sets for Molecular Interactions

Abstract

In preparation for computational work with molecular orbitals written as linear combinations of atomic orbitals, for first and second row atoms, we have developed a general procedure to parametrize linear combinations of Gaussian orbitals. We used a Gaussian and a Gauss-Legendre quadrature, to express hydrogenic orbitals (with the correct long-range dependence for collisions) as contracted Gaussians, for a general case with varying effective charges.

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Document Details

Document Type
Technical Report
Publication Date
May 16, 1994
Accession Number
ADA279609

Entities

People

  • David A. Micha
  • Herbert F. Da Costa

Organizations

  • University of Florida

Tags

Communities of Interest

  • Energy and Power Technologies
  • Materials and Manufacturing Processes

DTIC Thesaurus Topics

  • Atomic Orbitals
  • Cartesian Coordinates
  • Chemistry
  • Coefficients
  • Collisions
  • Computational Chemistry
  • Equations
  • Generators
  • Harmonics
  • Integrals
  • Military Research
  • Physical Properties
  • Quantum Mechanics
  • Spherical Harmonics
  • Time Dependence
  • Variational Principles

Fields of Study

  • Physics

Readers

  • Approximation Theory.
  • Computational Fluid Dynamics (CFD)
  • Molecular Photonics/Laser Physics

Technology Areas

  • Space