Roothaan INDO CI spin density calculation
✍ Scribed by Viliam Klimo; Jozef Tiňo
- Book ID
- 103014063
- Publisher
- Elsevier Science
- Year
- 1976
- Tongue
- English
- Weight
- 338 KB
- Volume
- 37
- Category
- Article
- ISSN
- 0009-2614
No coin nor oath required. For personal study only.
✦ Synopsis
Spin drnsities have bern calculated by rhe Roothazn INDO CI method in the parametrization
of Pople and Kaufman. The dependence of the spin densities on both the type and the number of configurations in CI has heen followed. Results
📜 SIMILAR VOLUMES
Spin densities have been calculated by the INDO method in the parametrizations of Pople and Kaufman both without and with the projection of the UHF function. This projection impairs the results in the Pople parametrization but it improves them provided the Kaufman parametrization is used.
The spin~xtcnd~ Hertree-rock method in INDO approximation IS preqcntcd. ~ ¶c~techkin's EHF equations are soIvcd iteratively by the method of steepest descent. Efff spin and charge densities, ~uiiibrlum errergres and interatomic distances for some small radicals are compared with the results of the o
INUO spin density calculations have been carried out for 9,10-dihydro-and for 1,2,3,4\_tetrahydrophenanthrene and for the corresponding anthracenes Some new assignments are proposed.