## Abstract The photodetachment spectroscopy of B anion is theoretically studied with the aid of a quantum dynamical approach. The theoretical results are compared with the available experimental photoelectron spectra of B. Both B and B~3~ possess D~3__h__~ symmetry at the equilibrium configuration
Jahn-Teller coupling and the photoelectron spectrum of cyclopropane
β Scribed by C.G. Rowland
- Publisher
- Elsevier Science
- Year
- 1971
- Tongue
- English
- Weight
- 508 KB
- Volume
- 9
- Category
- Article
- ISSN
- 0009-2614
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β¦ Synopsis
Reparameterized
CNDO calculations on the ground and ffrst excited states of the cycfopropaue caD"on sboow that both states are subject to significant J&n-Teller distortions. First and second order vibroaic coupling parameters derived from the calcuIations are used to predict the shape of spectra which would be observed for electronic transitions to these degenerate states. Good agreement with the observed pbotaehctron spectrum is found. The inclusion of second order terms increases the complexity of the spectra but does not greatly alter the shape of the band cootours.
π SIMILAR VOLUMES
Prominent progressions of non-toti3i& wmmctric modes majr ensue in non-iinear mokcules in electronic transitions in-% alvk~~ degenerate states in the absence of Jahn-Teller distortions. In the presence of Jabn-Tel.kr interzctions prominent non-Jahn-Teller progreesions may result Jahn-Teller distorti
The WSO~I:III~L' Karnnn profdc of the Jahn-Teller coupled vibrations has been investigated in croconntc ion, both cxperi-mcntAly and thcoreticolly. A good qualltativc a\_grcement between theory .~nd cxpcriment is found for two non-totally symmctrlc vhation~ which are taken Into xcount in the thcorc