Calculations of XPS spectra for oxyanions and related compounds by the discrete variational-Xα method
✍ Scribed by Teikichi Sasaki; Hirohiko Adachi
- Publisher
- John Wiley and Sons
- Year
- 1980
- Tongue
- English
- Weight
- 335 KB
- Volume
- 18
- Category
- Article
- ISSN
- 0020-7608
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✦ Synopsis
Abstract
Calculations of molecular‐orbital energies and x‐ray photoelectron spectra have been carried out for the third‐row oxyanions, transition‐metal oxyanions, SiO~2~ and TiO~2~, by the discrete variational‐X__α cluster method. The calculated orbital energies are consistent with those determined from the XPS experiments. Theoretical XPS line shapes with Gaussian are generally in good agreement with the observed spectra. However, underestimation has been found for the photopeak intensities in the low‐binding‐energy region of TiO~2~. The discrepancy is partially attributed to the use of inaccurate photoionization cross‐section for the Ti3__d orbital.
📜 SIMILAR VOLUMES
## X-ray emission spectra of S Kb, S and O Ka for sulfur dioxide were calculated by the discrete variational Xa L 2, 3 (DV-Xa) method. The absolute energies of the peaks in the theoretical spectra agree with the experimental values within an error of 3% . The relative energies and intensities of p