Ce4O4S3: A Mixed-Valence Cerium Oxide Sulfide
β Scribed by Dr. Winfried Wichelhaus
- Publisher
- John Wiley and Sons
- Year
- 1978
- Tongue
- English
- Weight
- 232 KB
- Volume
- 17
- Category
- Article
- ISSN
- 0044-8249
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β¦ Synopsis
The first oxide sulfide of rate earth metals to contain M^3+^ and M^4+^ ions is CeCeO~4~S~3~. The compound is a semiconductor and has M^3+^ and M^4+^ in two crystallographically distinct positions.
π SIMILAR VOLUMES
The electronic (350-900 nm), infrared and Raman (700-30 cm-1) spectra of polycrystalline samples of the mixedvalence (Ce3'/Ce4') oxysulΓde compound were investigated. The compound is a low-gap semiconductor Ce 4 O 4 S 3 with intervalence transitions in the near-infrared (ca. 850 nm) and visible (ca.
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