Sintering Behavior and Dielectric Properties of BZN Ceramics Coated by Precursor Solution of CuSO4

被引:0
作者
Li, Qian [1 ]
Jin, Biao [1 ]
Huang, Jin-liang [1 ]
Gu, Yong-jun [1 ]
Li, Li-hua [1 ]
Yan, Zhong [1 ]
机构
[1] Henan Univ Sci & Technol, Sch Mat Sci & Engn, Luoyang 471003, Peoples R China
来源
NEW MATERIALS AND PROCESSES, PTS 1-3 | 2012年 / 476-478卷
关键词
microwave dielectric ceramics; low temperature sintering; dielectric property; liquid coating; MICROWAVE CERAMICS; AG;
D O I
10.4028/www.scientific.net/AMR.476-478.1058
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
(Bi1.5Zn0.5)(Zn0.5Nb1.5)O-7(BZN) ceramic samples were prepared by solid state reaction, In order to reduce the sintering temperature of BZN ceramic we have used liquid coating technology to dope CuO by precursor solution of CuSO4. The sintering behavior, microstructures, phase structures, and dielectric properties were studied. The process reduces the amount of sintering aid and minimized the negative impact of sintering aid on dielectric properties. A ceramic composite which could be sintered well at 900 degrees C and showed good dielectric properties of epsilon(r)=161,tan delta=0.005 and TCF=-398ppm/degrees C(1MHz)was obtained when 0.5mol/l CuSO4 was added to the (Bi1.5Zn0.5)(Zn0.5Nb1.5)O-7 ceramic.
引用
收藏
页码:1058 / 1061
页数:4
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