Numerical treatment of two-center overlap integrals
β Scribed by Hassan Safouhi
- Publisher
- Springer-Verlag
- Year
- 2005
- Tongue
- English
- Weight
- 346 KB
- Volume
- 12
- Category
- Article
- ISSN
- 1610-2940
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π SIMILAR VOLUMES
## Nature of physical problem The overlap integrals between the two orbitals expressed with numerical wave functions are determined using Lowdin's technique [I] as developed by Sharma [2]. ## Method of solution A double logarithmic mesh is generated to accurately represent the wave function at
## Abstract A smooth interpolation method for the calculation of Fourier transforms of numerical atomic orbitals is presented and the method is used to calculate twoβcenter overlap integrals. Examples applying various definitions of smoothness are given.
Overlap integrals of the type (2~10, (2~010 and t2pnlD have been evaluated for certain lanthanide and actinide awtvlacetonatei Slat&type orbit& with Bun& expone&, analytical Hartree-Fock Ivavefunctions and titeratomic distances taken from known crystal structure determinations of the same complexes