Crystal Structure of (NH4)4H2(SeO4)3 and
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A. PawΕowski; A. Haznar
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Article
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2001
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Elsevier Science
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English
β 349 KB
The structure of (NH 4 ) 4 H 2 (SeO 4 ) 3 and (ND 4 ) 4 D 2 (SeO 4 ) 3 superionic crystals below 180 K determined by X-ray singlecrystal analysis is presented. The compounds have the following crystal data: (NH 4 ) 4 H 2 (SeO 4 ) 3 (T β«Ψβ¬ 140 K), triclinic, space group P-1, a β«Ψβ¬ 7.647(2) A s , b β«Ψ