摘要
Microwave dielectric ceramics of tungsten-bronze-type BaSm2Ti4O12 were prepared by doping CuO (up to 2 wt.%) as the liquid-phase sintering aid. The effects of CuO additive on the densification, micro structure and dielectric properties were investigated. Due to the liquid-phase effect, the sintering temperature of BaSm2Ti4O12 ceramics with 1 wt.% CuO addition can be effectively reduced to 1160 °C, about 200 °C lower than that of pure BaSm2Ti4O12 ceramics, while good microwave dielectric properties of εr = 75.8, Q*f = 4914.6 GHz and τf = -7.65 ppm/°C were still achieved.
| 源语言 | 英语 |
|---|---|
| 页(从-至) | 1127-1132 |
| 页数 | 6 |
| 期刊 | Materials Research Bulletin |
| 卷 | 41 |
| 期 | 6 |
| DOI | |
| 出版状态 | 已出版 - 15 6月 2006 |
| 已对外发布 | 是 |
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