采用传统固相反应法制备了(1-x)Bi(Zn0.5 Zr0.5) O3-xPbTiO3(BZZPTx)陶瓷,并利用XRD、SEM,介温等方法分析表征样品.XRD测试结果显示,当x＞O.67时,可获得单一四方相钙钛矿结构的BZZPTx陶瓷,通过XRD精修数据计算出BZZPTx体系陶瓷具有较大的四方畸变度(c/a＞1.1)；介温测试表明BZZPTx体系的居里温度均超过500℃,最高的居里温度组分为BZZPPT0.67,Tc～668℃；实验表明该压电陶瓷体系的弱压电活性跟较大的四方畸变有关系.
参考文献
| [1] | Richard E. Eitel;Thomas R. Shrout;Clive A. Randall .Tailoring Properties and Performance of (1 - x)BiScO_(3-x)PbTiO_3 Based Piezoceramics by Lanthanum Substitution[J].Japanese journal of applied physics,2004(12):8146-8150. |
| [2] | Zhang XD;Kwon D;Kim BG .Structural evolution of a high T-c ferroelectric (x)Bi(Zn1/2Ti1/2)O-3-(1-x)PbTiO3 solid solution[J].Applied physics letters,2008(8):82906-1-82906-3-0. |
| [3] | C. A. Randall;R. Eitel;B. Jones;T. R. Shrout;D. I. Woodward;I. M. Reaney .Investigation of a high T_(c) piezoelectric system: (1-x)Bi(Mg_(1/2)Ti_(1/2))O_(3)-(x)PbTiO_(3)[J].Journal of Applied Physics,2004(7):3633-3639. |
| [4] | Matthew R. Suchomel;Peter K. Davies .Enhanced tetragonality in (x)PbTiO_(3)-(1-x)Bi(Zn_(1/2)Ti_(1/2))O_(3) and related solid solution systems[J].Applied physics letters,2005(26):262905-1-262905-3-0. |
| [5] | 李建华.B位前躯体法制备PZT/ZrO2纳米复相压电陶瓷的力学性能研究[J].硅酸盐通报,2011(05):1034-1038. |
| [6] | 崔永涛,周丽玮,付兴华,燕克兰,于玲君.铋层状结构无铅压电材料的研究现状与发展趋势[J].硅酸盐通报,2010(06):1363-1366. |
| [7] | Neaton JB;Ederer C;Waghmare UV;Spaldin NA;Rabe KM .First-principles study of spontaneous polarization in multiferroic BiFeO3[J].Physical review, B. Condensed matter and materials physics,2005(1):4113-1-4113-8-0. |
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%