当掺杂0.3mol% Nd2O3时,BSTO/MgO复合陶瓷材料的介电常数为88,损耗2.8×10-3(4.1GHz),介电常数可调为6.9%(2.0 kV/mm).利用电介质理论分析了Nd2O3对BSTO/MgO复合陶瓷材料介电性质的改性机理.
ielectric properties: εr = 88, tanδ = 2.8×10-3(at 4.1 GHz) and tunability=6.9% (at external DC field E=2.0 kV/mm).
参考文献
| [1] | Synowczynski J;Sengupta L C;Chiu L H .Investigation of the effect of particle size on the 10 GHz microwave properties of Ba1-xSrxTiO3/MgO composite ceramics[J].Integrated Ferroelectrics,1998,22:341. |
| [2] | Geyer R;Grosvenor J R .Acceptor doping of Ba0.55Sr0 45TiO3/MgO composites[J].British Ceramic Transactions,1999,106:227. |
| [3] | Zhang R T;Li J F;Viehland D .Effect of aliovalent substituents on the ferroelectric properties of modified barium titanate ceramics:relaxor ferroelectric behavior[J].Journal of the American Chemical Society,2004,87(05):864. |
| [4] | Darko Makovec;Zoran Samardzija;Miha Drofenik .Solid Solubility of Holmium, Yttrium, and Dysprosium in BaTiO_3[J].Journal of the American Ceramic Society,2004(7):1324-1329. |
| [5] | 杨旭东,郭海,陈堃,张慰萍,楼立人,尹民.Er3+ Doped BaTiO3 Optical-Waveguide Thin Films Elaborated by Sol-Gel Method[J].稀土学报(英文版),2004(01):36-39. |
| [6] | Yang Chunxia,Zhou Hongqing,Liu Min,Wu Hongzhong.Study on BSTO/MgO Ferroelectric Materials for Phase Shift Doped with Rare Earth Oxides[J].稀土学报（英文版）,2005(05):546-550. |
| [7] | Richard G;John G J .Acceptor doping of Ba0.55Sr0 45TiO3/MgO composites[J].British Ceramic Transactions,1999,106:227. |
| [8] | Wu L;Chen Y C;Huang C L .[J].Journal of the American Chemical Society,2000,83:1713. |
| [9] | Liang XF.;Wu WB.;Meng ZY. .Dielectric and tunable characteristics of barium strontium titanate modified with Al2O3 addition[J].Materials Science & Engineering, B. Solid-State Materials for Advanced Technology,2003(1/3):366-369. |
| [10] | Tagantsev A K;Sherman V O;Astafiev K F .[J].Journal of Electroceramics,2003,11:5. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%