First-principles study of structural instability and polarization in BaTiO_3/SrTiO_3 superlattice;
应力作用下铁电超晶格BaTiO_3/SrTiO_3的结构和极化的第一性原理研究
Determination of Polarization Curve of Zinc and Application Experiment;
锌极化曲线的测定及应用实验研究
Effect of polymer conductance on polarization properties of 0-3 piezoelectric composite;
聚合物电导率对0-3型压电复合材料极化性能的影响
The dependence of type and mass fraction of ceramic powder,type of polymer and poling parameters on the piezoelectric coefficient d_(33) of piezoelectric composites was investigated.
并研究分析了无机压电陶瓷种类、含量,压电聚合物类型、制备工艺与极化参数对压电系数d33的影响,在一定程度上提供了提高0-3型聚合物/陶瓷压电复合材料的压电性能的途径。
The common character of 0 3 piezoelectric composites was discussed The dependence of fraction of PZT, type of polymer, type of ceramic powder and poling parameters on the piezoelectric coefficient d 33 of piezoelectric composites was discussed from the point of theory and experiments Some methods to improve the piezoelectric property of this kind of material were approache
总结讨论了 0 - 3型压电复合材料的一般特点 ,从理论与实验上研究分析了 PZT含量、聚合物类型、陶瓷粉末与极化参数对压电系数 d33 的影响 ,在一定程度上提供了提高 0 - 3型压电复合材料的压电性能的途
A technique forinspecting inclusions efficiently in the crystals has been established before poling crystals accordingto the 90° domAlN structures with the inclusions.
根据BaTiO3晶体中90°电畴结构和包裹体之间的关系，我们找到一种在晶体极化之前就能有效地检查出BaTiO3晶体中包裹体的方法。
Testing and analyses of acoustic transducers in aluminum tube and PVC tube have proved that the newly developed radial polarized transmitting transducer can replace the former expensive tangential polarized one.
通过几种换能器在铝槽和PVC槽中进行的测试与分析 ,证明了新研制的、用于发射的径向极化换能器可以替代价格昂贵的大直径切向极化换能器。
The performance of the sections in a polarized piezoelectric ceramics of an ultrasonic motor is an important factor that influences the output efficiency of the motor.
超声电机中压电陶瓷极化后的分区特性是影响电机输出效率的重要因素,针对以往极化方法造成各分区特性不一致的问题,提出了同时同向极化方式,并根据热极化工艺要求,开发了一种新型压电陶瓷极化装置。
The principle of the polarizing was discussed.
讨论了极化的原理、建立了极化装置 ,采用Laue定向法和X射线定向仪定向法结合解决了 (Nd3+ ,Yb3+ )∶Ca3(VO4 ) 2 这种大晶格常数 (c =3。
Secondly, based on the research works of others, the mechanism of the electro-osmosis are canvassed, which mainly include transmission of electro-osmosis flow in the soil, ion transferring, polarizing, super potential and conductance in the clay, et al.
首先介绍了电渗机理研究的现状，并结合已有文献，对电渗在工程上的应用作出了比较全面的分析，还研究了电渗流在土壤中的传导机理问题，其中涉及到：离子移动、电流的传导、极化和超电势以及粘土中的电导等问题。
Contrast enhancement of polarimetric SAR images based on the Poisson reconstructions;
基于Poisson重建的极化SAR图像对比增强
Speckle filtering method based on polarimetric SAR image;
基于极化合成孔径雷达图像的斑点滤波方法
Polarimetric Adaptive Detection Algorithm in Compound-Gaussian Clutter with Coherent Radar;
复合高斯杂波中相干雷达极化自适应检测算法研究
The aim of this work is to assess the quality of oil-paper insulation in transformers particularly the moisture content and ageing state of its solid component based on.
本文基于极化去极化电流法对变压器相关参数计算并对其老化寿命进行判断。
The corrosion inhibition performance of six inhibitors on 316L stainless steel in simulated cooling water is studied by polarization curves,AC impedance,and Mott-Schottky plots.
采用极化曲线、Mott-Schottky图和交流阻抗谱研究了不同缓蚀剂对316L不锈钢的缓蚀效果。
The role of corrosion with or without cavitation was analyzed by the measurements of polarization curve.
测量了静态和空蚀条件下涂层的极化曲线,比较了常态和阴极保护下空蚀时的腐蚀电流变化,通过分析涂层在静态、空蚀以及阴极保护下空蚀的交流阻抗谱(EIS),进一步探讨了空蚀机理。
Electrochemical polarization curve and impedance spectroscopy analysis (EIS) were employed to study the corrosion behavior of N80 pre-corr.
测量了腐蚀速率,观察了腐蚀产物膜的宏观形貌及去除腐蚀产物膜后金属基体的表面状态,用扫描电镜(SEM)观察了腐蚀产物膜的微观形貌并测量了膜的厚度,对在不同条件下成膜的N80钢进行了电化学极化曲线与交流阻抗谱(EIS)分析。