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SrTiO_3多功能陶瓷的涂覆离子热扩散研究
引用本文:孙献忠,崔永春.SrTiO_3多功能陶瓷的涂覆离子热扩散研究[J].昆明师范高等专科学校学报,1997(Z1).
作者姓名:孙献忠  崔永春
作者单位:洛阳师专化学系 洛阳471022 (孙献忠),昆明师专化学系 昆明650031(崔永春)
摘    要:采用均匀设计液相涂覆热扩散方法,研究了涂覆离子,热扩散条件等对SrTiO_3系陶瓷电性能的影响;用扫描电子显微镜(SEM)和透射电子显微镜(TEM)作微观分析,用X射线能谱仪和电子探针(EPA)作元素分析,证实钠离子(Na~ )的涂覆热扩散未在陶瓷晶粒之间产生新相,钠离子(Na~ )在晶粒内表面形成了一扩散层,讨论了扩散条件与电性能的内在联系.

关 键 词:钛酸锶  陶瓷  涂覆  均匀设计

Studing Thermal Diffusion of Coating Ion in SrTiO_3MuIti-Function Ceramics
Sun Xianzhong.Studing Thermal Diffusion of Coating Ion in SrTiO_3MuIti-Function Ceramics[J].Journal of Kunming Teachers College,1997(Z1).
Authors:Sun Xianzhong
Abstract:The effect of thermal difffusion on electrical properies of SrTiO_3multi-func-tion ceramics with coation ion was studied by application of the even design experimental method. Microstructure were investigated by SEM and TEM. Element analysis were examined by EPA and EDX techenolegy. No new intergranuar phrase were observed. The relationship amang electrical properties,diffusion conditions of the materials were discussed.
Keywords:SrTiO_3 Ceramics  Coating  Even design
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