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- The PZT films had piezoelectric properties without poling.The PZT films could actuate cantilever specimen linearly. 在机械性质量测方面,PZT 膜可有效的驱动悬臂梁在模态下振动,且具良好的线性特性。
- Glass and ceramics also have high volume resistivity, but poor surface properties at high humidity and often-poor piezoelectric properties. 玻璃和陶瓷也具有很高的体电阻率,但是在高湿度下表面电阻率性质较差,并且其压电性常常也较差。
- The results confirm an essential relation between the ferroelectric nature and piezoelectric properties for NBT-based ceramics. 研究结果表明,NBT基陶瓷铁电性能与压电性能的变化规律存在明显的对应关系。
- The dielectric contant and loss tangent were raised and the piezoelectric properties were descended with the content of frits increasing. 结果表明:随着添加剂含量的增加,样品的介电常数和介电损耗都有所上升,而压电性能有下降的趋势。
- On the other hand, a high remannet polarization indicates a strong ferroelectricity, which enhances piezoelectric properties. 另一方面,高的剩余极化强度Pr使材料铁电性的增强,有利于提高压电性能。
- FURUKAWA T, ISHIDA K, FUKADA E. Piezoelectric properties in thee composites systems of polymer and PZT ceramics [J]. J Appl Phys, 1979, 50(7): 4 904-4 912. 王树彬韩杰才.;压电陶瓷/聚合的复合材料的制备工艺及其性能研究进展[J]
- Comparing effect of RTGG and TGG methods on fabrication of textured KNN ceramics, high orientation degrees and excellent piezoelectric properties can be achieved by RTGG method. 实验对比了RTGG和TGG两种织构方法,证明了RTGG法制得的织构陶瓷具有更高的织构度和更好的压电性能。
- The citrate method synthesis, structure and piezoelectric properties of MnO and CoO added NBT-BT6 ceramic were investigated in comparison with those of NBT-BT6 ceramic. 采用添加物MnO和CoO对NBT-BT(x)体系准同质相界附近的组分NBT-BT6进行B位取代,并研究了A、B双位取代的NBT基陶瓷的柠檬酸盐法合成、结构与压电性能。
- A new composite (NBR/PMN/CF) with special piezoelectric property was prepared. 本论文以丁腈橡胶(NBR)为基体,铌镁锆钛酸铅粉体(PMN)为分散相,碳纤维(CF)为导电填料,制备了新型压电复合材料。
- On one hand, a high coercive field is disadvantageous to the sufficient reorientation of ferroelectric domains during electrical poling, generating a negative effect on piezoelectric properties. 一方面,高的矫顽场E_c使材料在极化过程中铁电畴无法充分转向,不利于提高压电性能;
- As for the textured potassium sodium niobate lead-free piezoelectric ceramics, the result shows that the piezoelectric properties of this kind of material increases much after being textured. 对于采用RTGG制备织构型的铌酸钠钾系无铅压电陶瓷,实验结果表明,陶瓷织构化以后压电性能得到显著的提高。
- This indicated that the appropriate frit can improve the piezoelectric property of ceramics in right content. 这说明合适的玻璃料在适量掺杂情况下可以提高陶瓷材料的压电性能。
- dielectric and piezoelectric properties 介电和压电性能
- hydrostatic piezoelectric properties 静水压压电常数
- improving piezoelectric properties 改性
- Lead-free dielectric ceramics of Na(Ta,Nb)O3 and [(Ko.5Nao.5),Ba](Nb,Ti)03 have been investigated in the present thesis. Their microstructure, dielectric ferroelectric characteristics and piezoelectric property have been systematically studied. 本论文探索非铅电介质陶瓷新体系:Na(Ta;Nb)O3和[(K0.;5Na0
- Lattice Structure and Piezoelectric Properties of W~6+ Doped PZN-PZT Ceramics 钨掺杂PZN-PZT陶瓷的结构与压电性能的研究
- Keywords chemical composition;phase composition;MPB;piezoelectric properties; 化学组成;相组成;准同型相界;压电性能;
- The company's properties have been revalued. 这个公司的财产已重新估价了。
- A fence divides the two properties. 有一道栅栏隔著这两处房地产。