SOME URANIUM-TRANSITION ELEMENT DOUBLE OXIDES.

SOME URANIUM-TRANSITION ELEMENT DOUBLE OXIDES.
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一些铀过渡元素双氧化物。

DOI:
10.1021/ba-1967-0071.ch016
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发表时间:
1967
期刊:
影响因子:
--
通讯作者:
R. H. Marshall
R. H. Marshall
中科院分区:
--
文献类型:
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作者:
H. Hoekstra;R. H. Marshall

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介绍了以铬-锌为过渡元素的铀双氧化物的制备及其性能。通过在空气中或密封的硅管内加热混合氧化物、水热法和高压技术制备了13种化合物,其组成为muo4或mu3o10。其中四种化合物(FeUO4, FeU3O10, NiUO4(20)和ZnUO4)以前未被报道过。已制备出两种晶体形式的niuo4。研究了这13种化合物的热稳定性、晶体结构和红外光谱(从1000-200 cm.-1)。feuo4和α- niuo4的结构与CrUO4相似,而β- niuo4和znuo4的结晶为mguo4结构。feu3o10具有过渡元素三铀酸盐的拟六方晶格特征。
The preparation and properties of some double oxides of uranium with the seven transition elements from chromium through zinc are described. Thirteen compounds with the composition MUO4or MU3O10were prepared by heating mixed oxides in air or in sealed silica tubes, by hydrothermal methods, and by high pressure techniques. Four of these compounds, (FeUO4, FeU3O10, NiUO4(20) and ZnUO4) have not been previously reported. NiUO4has been prepared in two crystal forms. The thermal stability, crystal structure, and infrared spectrum (from 1000-200 cm.-1) of each of the 13 compounds has been investigated. The structure of FeUO4and α-NiUO4is similar to CrUO4, while β-NiUO4and ZnUO4crystallize in the MgUO4structure. FeU3O10has the pseudo-hexagonal lattice characteristic of the transition element triuranates.