Effects of Mn Doping on Dielectric Properties of BSTN Ceramics |
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| Journal | Key Engineering Materials (Volumes 368 - 372) |
|---|---|
| Volume | High-Performance Ceramics V |
| Edited by | Wei Pan and Jianghong Gong |
| Pages | 72-74 |
| DOI | 10.4028/www.scientific.net/KEM.368-372.72 |
| Citation | Xin Cheng et al., 2008, Key Engineering Materials, 368-372, 72 |
| Online since | February, 2008 |
| Authors | Xin Cheng, Zong Hui Zhou |
| Keywords | BSTN, Composite Ceramic, Dielectric Properties, Mn |
| Abstract | The effects of Mn doping on the phase composition and dielectric properties of (1-x)BaO·xSrO·0.7TiO2·0.3Nb2O5 (BSTN) composite ceramics was investigated. The results showed that the dielectric constants of 0.7BaO·0.3SrO·(0.7-z)TiO2·0.3Nb2O5·zMnO2 (BSTNM) composite ceramics basically decreases as the content of doped MnO2 increases at the same applied frequency, while tanδ decreases when value z≤0.01 but increases when value z>0.01. The phase transition temperature of tungsten bronze phase in BSTNM composite ceramics increases with the increase of value z. |
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