Preparation, Crystal Structure, and Redu
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Lou Hui; Chen Ping; Ge Yuping; Lu Yueqing; Lü Guanglie; Xü Yuanzhe; Ma Futai
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Article
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1998
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Elsevier Science
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English
⚖ 320 KB
K 2 NiF 4 type compounds Eu 2؊x Sr x NiO 4؉ (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