Crystallization of hydrous zirconia and hafnia during hydrothermal treatment

被引:0
作者
V. K. Ivanov
A. E. Baranchikov
Yu. D. Tret’yakov
机构
[1] Russian Academy of Sciences,Kurnakov Institute of General and Inorganic Chemistry
[2] Moscow State University,undefined
来源
Russian Journal of Inorganic Chemistry | 2010年 / 55卷
关键词
Hafnia; Crystallization Rate; Hydrous Zirconia; Zirconyl Nitrate; Differen Tial Thermal Analysis;
D O I
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中图分类号
学科分类号
摘要
The products of microwave-hydrothermal (MW-HT) treatment of amorphous hydrous zirconia and hafnia xerogels were studied by powder X-ray diffraction and thermal analysis. Decreasing gel precipitation pH leads to an increase in ZrO2 and HfO2 crystallization rates and enhances the formation of stable monoclinic ZrO2.
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页码:665 / 669
页数:4
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