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Raman spectra of orthorhombic M2SeO4 (M = K, Rb, Cs) single crystals

✍ Scribed by S. S. Ti; S. F. A. Kettle; Ø. Ra

Publisher
John Wiley and Sons
Year
1976
Tongue
English
Weight
384 KB
Volume
5
Category
Article
ISSN
0377-0486

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✦ Synopsis

The single crystal Raman spectra of orthorhombic K,SeO,, Rb,SeO, and Cs2Se0, are reported. Whilst the internal modes experimentally observed are in accord with the factor group prediction, fewer external modes than the predicted are observed.

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✍ Andrew J. Berry; Bradley D. Cole; Robert S. Armstrong 📂 Article 📅 1999 🏛 John Wiley and Sons 🌐 English ⚖ 107 KB 👁 1 views

Low-temperature, polarized, single-crystal Raman spectra of the a-alum were recorded to CsGa(SeO 4 ) 2 AE 12H 2 O 1000 cm-1. The lattice modes, the external modes of water and the internal modes of [ SeO 4 ] 2-, [ Ga(H 2 O) 6 ] 3' and were assigned. The unpolarized Raman spectrum of was also recorde