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溶胶-凝胶法制备Bi12SiO20薄膜

Preparation of the Bi12SiO20 thin films by the sol-gel method
课程网址: http://videolectures.net/slonano07_kunej_pfs/  
主讲教师: Špela Kunej
开课单位: 约瑟夫·斯特凡学院
开课时间: 2008-01-18
课程语种: 英语
中文简介:
具有亚硒酸盐结构的铋氧化硅Bi12SiO20(BSO)是压电,电光,光折射和光学活性材料。最近,已经开始考虑将硅绿石用作电子领域中的电介质。它们被用作LTCC(低温共烧陶瓷)技术的新材料。由于烧结温度低,“块状”BSO1具有良好的化学和介电性能,我们决定制备这种材料的薄膜。在本文中,我们将报道在各种基材上使用溶胶凝胶法制备BSO薄膜。工作的目的是获得纯BSO薄膜,其良好的微观结构和厚度控制。
课程简介: Bismuth silicon oxide Bi12SiO20 (BSO), which has a sillenite structure, is a piezoelectric, electro-optic, photo-refractive, and optically active material. Recently, the sillenites have begun to be considered for use as dielectric in the field of electronics. They are used as new material in LTCC (Low-temperature co-fired ceramic) technology. Because of the low sintering temperature, good chemical and dielectric properties of the “bulk” BSO1 we decided to prepare thin films of this material. In this paper we will report on the preparation of BSO thin films using sol-gel method on various substrates. The aim of work was to achieve pure BSO thin films with good control over their microstructure and thickness.
关 键 词: 光学活性材料; 烧结温度; 溶胶凝胶法
课程来源: 视频讲座网
最后编审: 2020-07-28:yumf
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