to 15 unconstrained and 2 constrained parameters with s P Å 1.098, s Å 0.000554 cm 01 , and F Å 7.704 1 10 14 . The quality of the Born-Oppenheimer approximation and the extent of its breakdown in LiH are reexamined.
Application of Deformational Self-Consistent Procedure and New Potential Expansion to Effective Reduction of Wavenumbers of Rotational and Vibration–Rotational Transitions of GeSX1Σ+
✍ Scribed by Marcin Molski
- Publisher
- Elsevier Science
- Year
- 1999
- Tongue
- English
- Weight
- 84 KB
- Volume
- 193
- Category
- Article
- ISSN
- 0022-2852
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✦ Synopsis
A deformationally self-consistent procedure and new expansion of the internuclear potential energy are applied to reduce the wavenumbers of 727 pure rotational and vibration-rotational transitions of nine isotopic variants of GeS to seven radial parameters with ˆϭ 1.048, ϭ 0.00015 cm Ϫ1 and F ϭ 1.32 ϫ 10 15 . A potential energy is expanded into a series of the variable ϭ (R Ϫ R 0 )/[aR ϩ (1 Ϫ a) R 0 ] with a treated as a free-fitted parameter. For GeS, we evaluated a ϭ 1.09255(81). This new expansion includes those of Dunham, Simons-Parr-Finlan, and Ogilvie as special cases corresponding to a ϭ 0, 1, 1 2 .
📜 SIMILAR VOLUMES
The deformable-body model and a deformational self-consistent procedure are applied in the quantitative analysis of adiabatic and nonadiabatic effects in the vibration-rotational spectra of GaH X 1 S / . By making use of 18 independent unconstrained parameters 1094 vibration-rotational transitions o