DIELECTRIC-PROPERTIES OF MULTILAYERED FERROELECTRIC THIN-FILMS FABRICATED BY SOL-GEL METHOD

被引:59
作者
OHYA, Y
ITO, T
TAKAHASHI, Y
机构
[1] Department of Applied Chemistry, Gifu University, Gifu, 501-11
来源
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS | 1994年 / 33卷 / 9B期
关键词
FERROELECTRIC FILM; MULTILAYERED FILM; SOL-GEL METHOD; ETHANOLAMINE METHOD; DIELECTRIC PROPERTIES;
D O I
10.1143/JJAP.33.5272
中图分类号
O59 [应用物理学];
学科分类号
摘要
Multilayered thin films of ferroelectric perovskites were fabricated by the sol-gel method. The investigated films were PbTiO3, PbZrO3, BaTiO3 and SrTiO3, and their multilayered films. The films were prepared by dipping and heating in air at 600-700 degrees C. The microstructures and crystalline phases of the single component and their multilayered films were examined. The multilayered film of PbTiO3 and PbZrO3 has a very clear interface between the components, though that between PbTiO3 and SrTiO3 was not clear due to the diffusion of the lead component from the PbTiO3 layer into the SrTiO3 layer and the formation of a solid solution. The dielectric constant of the multilayered films and its dependence on temperature could not be explained by the series connection of those of the component films.
引用
收藏
页码:5272 / 5276
页数:5
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