1) piezoelectric
[英][pai,i:zəui'lektrik] [美][paɪ,izoɪ'lɛktrɪk]
压电的<能>
2) potential
[英][pə'tenʃl] [美][pə'tɛnʃəl]
势，位，电势，电位，潜[在]的，可能的，电压的
3) piezoelectric properties
压电性能
1.
Effects of porosity and grain sizes on the dielectric and piezoelectric properties of porous PZT ceramics and their mechanism;
孔隙率及晶粒尺寸对多孔PZT陶瓷介电和压电性能的影响及机理研究
2.
Microstructure, dielectric and piezoelectric properties of mixed-layered Bi_7Ti_4NbO_(21) ferroelectric ceramics ;
复合层状Bi_7Ti_4NbO_(21)铁电陶瓷的结构与介电和压电性能研究
3.
Synthesis and piezoelectric properties of (Na_(0.5) Bi_(0.5)) TiO_3-BaTiO_3;
(Na_(0.5)Bi_(0.5))TiO_3-BaTiO_3的合成与压电性能
4) piezoelectric property
压电性能
1.
A new composite with special piezoelectric property was prepared by using lead magnesio-niobate piezoelectric ceramic powders (PMN) as dispersing phase and carbon fiber (CF) as electric-conducting filler in acrylonitrile butadiene rubber (NBR) matrix.
以丁腈橡胶(NBR)为基体,铌镁锆钛酸铅(PMN)粉体为分散相,碳纤维(CF)为导电填料,制备了压电复合材料,研究了复合材料的压电性能及介电性能。
2.
Investigated was the dielectric and piezoelectric property in the vicinity of morphotropic phase boundary of the PMN-PT ferroelectric ceramics.
采用固相合成法制备了准同型相界附近的PMN-PT铁电陶瓷,对其介电和压电性能进行了研究,并讨论了不同掺杂对陶瓷的晶粒尺寸,介电常数,压电系数和机电耦合系数的影响,分析了不同掺杂取代位置对陶瓷的介电和压电性能的影响。
5) piezoelectricity
[英][pai,i:zəui,lek'trisiti] [美][paɪ,izoɪ,lɛk'trɪsətɪ]
压电性能
1.
The structures of Pb(Zr1/2Ti1/2)O3(PZT), Pb(Zn1/3Nb2/3)O3(PZN) and Pb(Mn1/3Sb2/3)O3(PMS) system were respectively calculated by using the SCC-DV-X a calculation method and the effects of ABO3 type perovskite and pyrochlore ceramic electric structure on the piezoelectricity were studied.
采用自洽场离散变分X_α计算方法,分别计算了Pb(Zr_(1/2)Ti_(1/2))O_3(简称PZY)、Pb( Zn(1/3)Nb_(2/3))O_3(简称PZN)、和Pb(Mn_(1/3) Sb_(2/3))O_3(简称PMS)体系的电子结构,研究了钙钛矿结构与烧绿石结构陶瓷的电子结构对压电性能的影响。
2.
The results showed that, both A-site and B-site cation doping increased remnant polarization, decreased the coercive field, and then enhanced the piezoelectricity of CaBi_ 4 Ti_ 4 O_ 15 ceramics.
结果表明,A位和B位均能通过提高剩余极化和降低矫顽场,来改善陶瓷的压电性能;A位比B位有更高的掺杂固溶量,可获得更好的铁电和压电性能,剩余极化2Pr高达20。
3.
The results indicate that solution mixing method was more suitable to prepare the PZN-PZT/PVDF composites which have good piezoelectricity.
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。
补充资料：压电换能器
压电换能器
超声学检查设备的元件之一。使用压电材料作为换能材料制成的换能器。在这种换能器中，对压电(换能)材料施加交变电场，它即产生交变的应变，并向周围的介质发射声波。反之，当压电材料受到声场中声压作用时，发生机械应变，由应变引起内部电极化的变化，在相应的电极上产生与应变成正比的电荷，并输出电压。压电换能器是目前医用超声换能器的主要类型，其中多使用压电陶瓷，由于陶瓷容易加工成所需要的形状，可改变其组分和工艺以满足各种用途的高性能要求，因此使用很普遍。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条