薄膜压电性能的测量方法与体材相比有很大不同。
The measuring methods of piezoelectric properties of thin films are very different from those of bulk materials.
并研究升温速度，保温时间对介电、压电性能的影响。
The influences of heating rate and soaking time on piezoelectric and dielectric properties were also studied.
也研究了碳黑对复合材料压电性能及介电性能的影响。
The influences of the carbon black on the piezoelectric and dielectric properties were studied as well.
研究了该体系陶瓷微观结构、压电性能和退极化温度变化规律。
The crystal structure, and piezoelectric properties and depolarization temperature of the ceramics were investigated.
研究了该体系陶瓷微观结构、压电性能和退极化温度的变化规律。
Its crystal structure, and piezoelectric properties and depolarization temperature were investigated.
聚偏二氟乙烯（PVDF）是目前实际应用中压电性能最好的含氟塑料。
Poly(vinylidene fluoride)(PVDF) is the fluoroplastics which has the best properties of piezoelectric material in practical applications.
而压电性能表明在不同方向的机电耦合系数均比石英晶体相应参数大得多。
The piezoelectric property indicates that the electromechanical coupling coefficients in the different directions are much larger than the corresponding parameter of quartz crystal.
研究了水泥水化龄期对复合材料压电性能的影响，并对其机理进行了初探。
The influence of cement ages on the piezoelectric constant of the composites was analyzed.
研究了PS N -PZT系统中的组成对压电性能的影响及其作用机理。
The effects of the compositions of PSN PZT system on the piezoelectric properties and their mechanism are studied.
分析压电材料的工作机理，并对典型的压电材料的主要压电性能进行分析研究。
Analyzing the working mechanism of piezoelectric material, the main piezoelectric characteristics of typical piezoelectric material were analyzed and studied.
结果表明：适量PANI能够有效地提高0 - 3型复合材料的极化和压电性能。
The results show that the polarization and piezoelectric properties of 0-3 composites can effectively increase with an appropriate volume fraction of PANI.
单晶的压电性能测试结果为：平面和厚度机电耦合系数分别为0.69、0.49；
The piezoelectric properties of single crystals as below: piezoelectric coupling coefficient k_p(k_t) are 0.69(0.49);
低电压电磁压制成形方法比静力压制成形方法更能细化制品组织并提高某些压电性能。
This method can improve the piezoelectric properties and thin the microstructure, compared with the static compaction.
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。
Effects of porosity and grain sizes on the dielectric and piezoelectric properties of porous PZT ceramics and their mechanism;
研究了压电陶瓷体积分数对1 - 3型水泥基压电复合材料的压电性能和介电性能的影响。
Volume fraction dependence of the piezoelectric and dielectric properties of 1-3 type piezoelectric composites is studied.
实验结果表明，选用压电活性更高的压电陶瓷粉末进行复合，可有效提高压电复合材料的压电性能。
The results show that the piezoelectric properties of the composites could be improved effectively through choosing the ceramics containing better piezoelectric properties as the filler.
其优异的压电性能大大超过了现有压电陶瓷材料，特别适合于高效率、高灵敏度收发换能器的研制。
Its excellent electromechanical properties are superior to the piezoelectric ceramics. It is suit for the production of the underwater acoustic transducer and ultrasound transducer.
从介电性能和压电性能分析可以看出，两种工艺制备的PSTZT陶瓷样品的电学性能没有明显的区别。
From the analysis of dielectric and piezoelectric properties, there were no obvious differences in electric properties of PSTZT ceramics prepared by the two methods.
新型弛豫铁电单晶铌镁酸铅—钛酸铅(PMNT)在准同型相界(MPB)附近具有非常优异的压电性能。
Novel relaxor ferroelectric single crystal lead magnesium niobate-lead titanate (PMNT) has been found to exhibit excellent piezoelectric properties near the morphotropic phase boundary (MPB).
文章还对极化工艺中出现的其他一些问题进行了分析和探讨，从而有效地提高了压电陶瓷的压电性能指标。
Other problems of polarization technology are also discussed. Thus the piezoelectric property of piezoelectric ceramic is improved effectively.
压电薄膜材料是适用于MEMS器件的功能薄膜材料，其中，PZT薄膜具有较高的压电性能，受到研究者的青睐。
Piezoelectric material is applied as MEMS function material extensively. PZT thin film as one type of piezoelectric material with excellent piezoelectricity is studied by lots of scholar.
实验验证，本文利用水热合成法制备的PZ T压电薄膜具有优良的压电性能，为压电薄膜在微泵上的应用奠定了基础。
In this paper, the piezoelectric thin film prepared by hydrothermal method has good piezoelectric performance by experiments. This study for the PZT thin film is the base for film's application.
晶粒尺寸增加，多孔PZ T陶瓷的介电常数、压电系数和优值增加，并可用Okazaki空间电荷理论解释晶粒尺寸对试样介电和压电性能的影响。
An increase in grain size increases the dielectric constant, piezoelectric coefficient and hydrostatic figures of merit, which can be explained by the Okazaki space-charge theory.
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。
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。
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.
应用推荐