A comparative analysis of pair equations for the H2 molecule
β Scribed by Ludwik Adamowicz
- Publisher
- John Wiley and Sons
- Year
- 1978
- Tongue
- English
- Weight
- 268 KB
- Volume
- 13
- Category
- Article
- ISSN
- 0020-7608
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β¦ Synopsis
Abstract
The perturbation contributions to the correlation energy of the H~2~ molecule are analyzed. This analysis is based on the computer solutions of several twoβelectron equations in the Gaussian geminal basis set. The pair equations differ by the choice of the twoβelectron interaction potential which may result from distinct infinite summations of correlation diagrams in RayleighβSchrΓΆdinger perturbation theory.
π SIMILAR VOLUMES
A global fit of all currently available rotation -vibration energies has been made for 24 vibrational states of the H 80 2 Se molecule. The resulting set of 112 parameters reproduces the initial 3516 vibration -rotation energies with a mean accuracy of 10.6 1 10 03 cm 01 . Using this model as a star
With the spectroscopic constants and RKR procedure, the electronic potential for the ground state of the H2 molecule has been calculated. With the effective potential without rotation we calculate the potential with rotation, for J= 1, 2, 3, 4, 5, 10, 15, 20 and 25. Numerical integration of the radi