Effects of porosity and grain sizes on the dielectric and piezoelectric properties of porous PZT ceramics and their mechanism;
研究了复合材料的复合工艺、极化参数与压电陶瓷的含量对复合材料压电性能的影响。
The influence of different volume ratios on the dielectric and piezoelectric properties of the modified PZT/PVDF piezoelectric composites was analyzed by using HP4294A and ZJ-3A.
采用扫描电镜对材料的形貌进行了分析，并利用HP4294A，Z-3A型准静态测试仪等系统地研究了改性PZT体积分数对材料介电、压电性能的影响。
Their piezoelectric and dielectric properties relate to the structure characters such as suitable tetragonality.
它们的压电和介电性能与合适的四方性等结构特性有关。
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