Effect of precursor type on the microstructure of PbTiO3 thin films

被引:22
作者
Malic, B [1 ]
Kosec, M [1 ]
Smolej, K [1 ]
Stavber, S [1 ]
机构
[1] Jozef Stefan Inst, Ljubljana 1000, Slovenia
关键词
PbTiO3; precursors-organic; sol-gel processes; films; microstructure-final;
D O I
10.1016/S0955-2219(98)00431-2
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
Lead-titanium solution precursors were prepared by (i) preceding syntheses of the lead precursor by reaction of lead acetate with 2-methoxyethanol and titanium methoxyethoxide and their subsequent reaction, (ii) reaction between anhydrous lead acetate and titanium methoxyethoxide, (iii) reaction between lean oxide and titanium methoxyethoxide in 2-methoxyethanol as a common solvent. The lead acetate-derived precursor exhibits a complex thermal decomposition with the highest weight loss, while smooth pyrolysis with the lowest weight loss characterises the lead-oxide-derived precursor. Variations in precursor structure affect the pyrolysis behaviour, thickness and microstructure of as-deposited lead titanate thin films. (C) 1999 Elsevier Science Limited. All rights reserved.
引用
收藏
页码:1345 / 1348
页数:4
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