Synthesis of olivine-type Co1.6SiO4 at low temperature

被引:13
作者
Taguchi, H
Takeda, Y
Shibahara, H
机构
[1] Okayama Univ, Fac Sci, Surface Sci Res Lab, Okayama 7008530, Japan
[2] Mie Univ, Fac Engn, Dept Chem, Tsu, Mie 5148507, Japan
[3] Kyoto Univ, Dept Chem & Mat Sci, Fushimi Ku, Kyoto 6128522, Japan
关键词
olvine; cobalt silicate; hydrothermal synthesis; precursor; thermal decomposition;
D O I
10.1016/S0167-577X(01)00435-9
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Olivine-type Co1.6SiO4 was synthesized by firing a precursor at 950 degreesC for 12 h. The precursor was obtained by the hydrothermal reaction of CoCl2 . 6H(2)O with Na2SiO3 . 9H(2)O at 150-200 degreesC for 12 h. The cell constant of Co1.6SiO4 was independent of the synthetic condition of the precursor. The specific surface area of Co1.6SiO4 was 3-4 m(2)/g. (C) 2002 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:412 / 416
页数:5
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