2001年1月1日 · The intrinsic piezoelectric coefficient, d 33int, for PZT-4D hard piezoceramics was highly resistant to degradation under static and cyclic compressive loading along the poling direction in the range 10–70 MPa, indicating the absence of stress induced depolarisation.

In conclusion, for tetragonal PZT, the effective piezoelectric constant d 33 has the maximum value in the spontaneous polarization direction ͓ 001 ͔ and decreases monotonously with the crystal...

2021年1月1日 · In electronic devices of energy storage and energy harvesting applications, piezoelectric lead zirconate titanate (PZT) has been used widely for the efficient performance. The miniature and low power electronics such as sensors, wearable devices, etc. require few hundreds of μW of power for wireless communication.

目前应用最广的 是锆钛酸铅二元系压电陶瓷，简称为 PZT，其压电常数分量d33可达600pC/N。 压电常数（Piezoelectric Constant）是 压电体 把 机械能 转变为电能或把电能转变为机械能的转换 系数。 它反映 压电材料 弹性（机械）性能与 介电性能 之间的 耦合关系。 选择不同的 自变量 （或者说测量时选用不同的 边界条件），可以得到四组压电常数d、g、e、h，其中较常用的是压电常数d。 其中压电常数d33是表征压电材料性能的最常用的重要参数之一，一般陶瓷的压电常数 …

2013年2月4日 · In this paper, we present a simple, low-cost, and effective method to measure piezoelectric coefficient d 33 of PZT thin films through use of basic principles in mechanics of vibration. A small impact hammer with a tiny tip acts perpendicularly to the PZT thin-film surface to generate an impulsive force.

该文详细研究了不同极化条件下PZT (Nb-I)铁电相变陶瓷材料的压电常数d〈,33〉和剩余极化强度Pr值之间的关系,建立了两者间的实验关系,为确定Pr值提供了一种间接的非破坏性的检测手段.

2024年12月19日 · This study developed a PZT-PMN-based piezoelectric ceramic near the piezoelectric morphotropic phase boundary composition with a tetragonal phase, which significantly improved the Qm value of the ceramic while maintaining high d33 and Tc.

表1为两种粘合剂制备PZT样品的压电常 数d3（3pC/N）。 表中为四次分别以PVA试剂和去 离子水为粘结剂制备PZT样品的d33参数。 由表 1可知：加入PVA试剂制备PZT样品的d33达到 514pC/N，高于去离子水为粘结剂制备PZT样品 的d33 (368pC/N)，显著提高了PZT压电陶瓷的压 …

2 天之前 · The piezoelectric properties of Pb (Mn 1/3 Sb 2/3) 0.05 Zr x Ti y O 3 (PMS-PZT) ceramics were systematically investigated by varying the Zr/Ti ratio and analyzing the role of defect dipoles in the microstructure and electrical properties. Experimental results reveal that adjusting the Zr/Ti ratio affects the grain size, oxygen vacancy concentration, and ferroelectric domain structure of the ...

摘要： 通过传统固相烧结方法,研究不同Sb2O3掺入量和有机粘合剂聚乙烯醇 (PVA)掺入对锆钛酸铅 (PZT)压电陶瓷性能的影响,制备了高d33·g33PZT压电陶瓷。