Bi4Ti3O12 nanoparticles prepared by hydrothermal synthesis

被引:64
作者
Yang, QB
Li, YX [1 ]
Yin, QR
Wang, PL
Cheng, YB
机构
[1] Chinese Acad Sci, Shanghai Inst Ceram, State Key Lab High Performance Ceram & Superfine, SICCAS, Shanghai 200050, Peoples R China
[2] Monash Univ, Sch Phys & Mat Engn, Melbourne, Vic 3800, Australia
基金
中国国家自然科学基金;
关键词
Bi4Ti3O12; ferroelectric properties; hydrothermal synthesis; nanoparticles;
D O I
10.1016/S0955-2219(02)00087-0
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
The influence of hydrothermal conditions (including starting materials, reaction temperature and time) on the crystal structure and the morphology of Bi4Ti3O12 particles are discussed in this paper. Bi4Ti3O12 nanocrystalline particles were hydrothermally synthesized at temperatures in the range of 180-230 degreesC for 4-12 h, from Bi(NO3)(3).5H(2)O, TiCl4 and NaOH solution. The XRD results revealed that a typical bismuth layered perovskite structure Bi4Ti3O12 was obtained. The TEM showed that the Bi4Ti3O12 nanoparticles are tabular, and the sizes are about 200 nm. (C) 2002 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:161 / 166
页数:6
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