TIO2-BASED VITREOUS COATINGS OBTAINED BY SOL-GEL METHOD

被引:21
作者
ZAHARESCU, M [1 ]
PIRLOG, C [1 ]
CRISAN, M [1 ]
GARTNER, M [1 ]
VASILESCU, A [1 ]
机构
[1] ACAD ROMANA,INST PHYS CHEM,SPL INDEPENDENTEI 202,R-77208 BUCHAREST,ROMANIA
关键词
D O I
10.1016/0022-3093(93)90296-A
中图分类号
TQ174 [陶瓷工业]; TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
TiO2 films and TiO2 films incorporating cobalt and copper ions by the sol-gel method were investigated. Undoped TiO2 films crystallize to anatase above 300-degrees-C. Cu2+ and Co2+ inhibit the crystallization of anatase with Cu having a stronger influence then Co. Cu2+ introduced in the lattice has a square planar coordination in TiO2 matrix while Co2+ has a octahedral coordination. These films are coloured thus the optical properties of TiO2 films can be strongly modulated by the incorporation of a transition metal ion.
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收藏
页码:162 / 166
页数:5
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