Notable progress achieved recent years in application researches for ferroelectric crystal KNbO 3 in SHG and SAW aspects has been reviewed.
本文评述了近年来国内外对铁电晶体KNbO3 在激光倍频和声表面波应用研究方面取得的显著进展 ,简述了新近生长该晶体的几种方法。
New piezoelectric crystal La 3Ga 5SiO 14 has attracted much attention due to its low acoustic velocity, zero temperature coefficient delay and excellent thermal stability at high temperature.
新型压电晶体La3Ga5SiO1 4因其低声速、零温度切向和良好的高温稳定性受到关注 ,但是昂贵的Ga2 O3原料阻碍了它的工业应用。
The method is based on the redox reaction of nitrite with iodide the iodine produced from the reaction was extracted by CCl4, and the frequency change of the piezoelectric crystal caused by the inborned iodine was measured, then NO2 can be detemined indirectly.
方法以碘离子与亚硝酸根之间的氧 化还原反应为依据，通过测定由反应生成的碘所引起的压电晶体频率的变化，在被萃取水相 中亚硝酸盐浓度为０。
A crown ether was used as coating meterial on piezoelectric crystal gas sensor for the determination of xylene vapour.
以冠醚聚合物为涂层的压电晶体传感器，对二甲苯气体显示出良好的选择性和吸附可逆性；对气体流速、环境温度、涂层物用量、干扰气体等因素对测量的影响进行了研究；使水汽的干扰可以完全消除，其测量的线性范围和灵敏度等综合性能指标能满足工作环境中的二甲苯的监
The sensitivity and bandwidth of the electro optic crystal sensors are better than conventional photoconductive dipole antennas.
综合比较得出用电光晶体探测ＴＨｚ电磁辐射波形明显优于传统光导偶极天线探测技术，并指出该新型电光探测系统在实时二维远红外成像技术应用中有很好的发展前
Influence of electric field on the wave-guide efficiency of the fiber with cladding,which was made of uniaxial anisotropic and electro-optic crystal material with parallel optical axis to the axis of fiber,was investigated by means of numeric solution.
采用数值计算方法,研究了包层为单轴各向异性电光晶体材料且其主轴沿光纤轴线的单包层光纤外加电场对光纤波导效率的影响。
From the principles of self-mixing interferometry and phase modulation using electro-optic crystals, an electro-optic modulator in the external cavity is put, and sinusoidal phase modulation using electro-optic crystal in self-mixing interference is analyzed.
从自混合干涉和电光晶体调制位相的基本原理出发,通过将电光晶体引入自混合干涉外腔调制,研究了自混合干涉测量中电光晶体的位相调制性能。
The key technologies which conclude the designation of electro-optic crystal cell,confirmation of quiescent opera.
对电光晶体器件设计、静态工作点控制、光束整形系统等关键技术进行了深入的研究。
sound waves vibrate a piezoelectric crystal that generates a varying voltage.
声波震动压电晶体产生各种电压。
output voltage is produced by the vibration of a piezoelectric crystal.
通过压电晶体震动产生的输出电压。
Multiple Piezoelectric Effect of Piezoelectric Crystal Under Applied Electric Field
外电场作用下压电晶体的多次压电效应(英文)
Test methods for electroelastic constants of piezoelectric crystals
GB/T12634-1990压电晶体电弹常数测试方法
loudspeaker ,piezoelectric, unmounted in its enclosure
压电晶体场扬声器,未安装的
Test methods for SAW properties of piezoelectric ceramics and crystals
GB/T11312-1989压电陶瓷材料和压电晶体声表面波性能测试方法
Explain the characteristics of piezoelectric crystals and the factors relating to the resonant frequencies of a piezoelectric crystal, and the procedure of the pulse-echo method.
说明压电晶体的特性和与压电晶体的共振频率有关的因数，以及脉波－波法的过程。
transistor voltage current characteristics
晶体管电压电流特性
quartz piezoelectric electrometer
石英晶体压电静电计
voltage controlled crystal oscillator
可控电压晶体振荡器
piezo-electric quartz crystal resonator
压电石英晶体共振器
transistorized regulated DC power supply
晶体管直流稳压电源
fixed bias transistor circuit
固定偏压晶体管电路
The generation of electricity or of electric polarity in dielectric crystals subjected to mechanical stress, or the generation of stress in such crystals subjected to an applied voltage.
压电由机械压力引起电介质晶体放电或电极，或因应用电压而使电介质晶体产生压力
Macro-Model of Single-Electron Transistor Based on Voltage-Controlled Unit
基于压控单元的单电子晶体管宏模型
Preparation of 10 MHz Band-stop Crystal Filter
10MHz带阻型压电石英晶体滤波器研制
TTL [Transistor-Transistor Logic]
电晶体-电晶体逻辑线路
Study of the Piezoelectric Quartz Crystal Sensing Technique and Infrared Reflection Spectroelectrochemisty;
压电石英晶体传感及红外反射光谱电化学研究