A new application of Wiener indices in estimating x-ray K-absorption parameters is described. X-ray K-absorption parameters were correlated with Wiener indices. Some copper(II) and cobalt(II) complexes of pyrazolin-5-ones as ligand were used to establish this type of correlation. The chemical shift
X-Ray K-Absorption Spectroscopic Studies of Some Cobalt(II) Complexes
β Scribed by P. A. Kekre; K. P. Joshi; Ashutosh Mishra; K. K. Chaturvedi
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 2010
- Weight
- 369 KB
- Volume
- 104
- Category
- Article
- ISSN
- 0037-9646
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β¦ Synopsis
X-ray K-absorption spectra of some cobalt(l1) complexes of newly synthesized mannich bases of biological interest have been studied using Seifert X-ray generator and Cauchois type bent crystal X-ray spectrograph of 0.4 m radius. The observed X-ray parameters, e.g. chemical shift, shift of principal absorption maximum, edge-width, effective nuclear charge and percentage covalency have been used to explain the structure of the complexes, and these parameters have also been correlated with earlier chemical studies.
π SIMILAR VOLUMES
Edge shifts (1E ), effective nuclear charge (Z eff ) and % covalency for some copper(II) mixed-ligand complexes were determined by investigating the copper K-absorption edge using a Seifert x-ray generator and a 0.4 m Cauchois-type bent crystal transmission spectrograph. The shift values are suggest
X-ray absorption Γne structure studies of some structurally important copper(II) mixed-ligand complexes were carried out in the solid state and in aqueous solution. The analysis of the Γne structure data gave the average bond lengths and provided useful information about the environment of the absor