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Infrared spectra of some oxides of K2NiF4 and related structures

✍ Scribed by K.K. Singh; P. Ganguly


Publisher
Elsevier Science
Year
1984
Tongue
English
Weight
555 KB
Volume
40
Category
Article
ISSN
1386-1425

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K 2 NiF 4 type compounds Eu 2؊x Sr x NiO 4Ψ‰ (0.54x41.2) have been prepared by a citric acid complex decomposition method. Rietveld refinement of the powder X-ray diffraction data showed that there was a crystal system transformation from orthorhombic Fmmm to tetragonal I4/mmm at around x ‫؍‬ 0.6-0.7