快极化反转,fast polarization switch
1)fast polarization switch快极化反转
1.Thefast polarization switch plays an important role in electron emission from ferroelectric cathode.快极化反转在铁电阴极电子发射过程中具有决定性的作用 ,本工作采用XRD ,SEM等方法研究铁电发射机理 ,XRD图谱、晶胞参数测试结果以及扫描电镜观察到的电畴排列状况等从多个角度反映出不同铁电材料在电子发射前、后的晶体结构及电畴结构的相应变化状况 ,对实验结果的分析有助于理解铁电阴极电子发射机理以及性能与组成、结构之间的关系 。
2.The conclusion that the fequency of the electron emission waveforms was modulated by the the surface vibration could be drawn from the above results based on the surface acoustic waves theory and ferroelctric emission theories offast polarization switch and surface plasma.基于以上实验结果和计算结果,结合目前铁电电子发射的快极化反转和表面等离子体理论,可得出压电表面振动对电子发射波形进行了频率调制,合理解释了电子发射波形周期性出现多个峰值的现象。
2)polarization reversal极化反转
1.It was speculated therefore,the“six site potential”is not very appreciative for describing thepolarization reversal in these ferroelectric copolymers.由此推论“六阱势”理论不是描述这种有机铁电共聚物极化反转的合适的理论模型。
2.By means of impedance analyzer and iterative method, thepolarization reversal process of Pb (Mg1/3Nb2/3)0.455O3压电陶瓷的极化反转过程进行了研究。
3.Thepolarization reversal characteristics of(Pb1-xSrx)TiO3 ferroelectric thin films were measured by square-wave voltage with double polarity and double impulse.采用磁控溅射技术在Si基底上制备了(Pb1-xSrx)TiO3(简称PST)铁电薄膜,采用双极性、双脉冲方波电压测试了其极化反转特性。
英文短句/例句
1.Micromechanics Analysis of Critical Condition of Ferroelectric Polarization Reversal铁电体极化反转临界条件的细观力学分析
2.MICROMECHANICS ANALYSIS OF THE INFLUENCE OF TEMPERATURE ON THE PROCESS OF FERROELECTRIC POLARIZATION REVERSAL温度对铁电体极化反转过程影响的细观力学分析
3.The polarization and anti-corruption in the economy reform of our country;我国经济转型中的两极分化与反腐败
4.reverse transcriptase【生化】逆转录酶, 反转录酶
5.The polarization mechanism of ferroelectric materials includes displacement polarization and turning-direction polarization.铁电材料的极化机制包括：位移极化，转向极化。
6.polarization phenomena in nuclear reactions核反应中的极化现象
7.We must turn negative factors into positive ones.我们要把消极因素转化为积极因素。
8.Change Negative Individuality to Positive Individuality;促使消极“个性”向积极“个性”转化
9.Model Convertibility and Algorithm for a Kind of Min-Max Problem;一类极大极小问题的模型转化及算法
10.Investigation of Preparation of Ce Conversion Coatings on AZ91D Magnesium Alloy by Using Potentiostatic Technique阴极极化法制备AZ91D表面铈转化膜的研究
11.The cis-trans isomerization reaction has been shown to be a first order reaction with an activation energy of 19 kcal/mole.顺-反异构化反应系属一极反应,反应活化能为19千卡/克分子。
12.Simultaneous nitrification and denitrification in biofilm-electrode reactor电极生物膜反应器中同步硝化反硝化的研究
13.ELECTROCHEMICAL REACTOR-STUDY ON THE APPLICATION OF THEPARTICLE ELECTRODE IN THE THREE-DIMENSIONAL ELECTRODE;电化学反应器—三维电极中粒子电极应用研究
14.Each reversal appears to have taken place in a very short time.每一次反转看来都是在极短的时间内发生。
15.Used in circuits what polarity is reversed, such as signal coupling,etc.适用于信号偶合等极性需反转或变换的电路。
16.Magnetic minerals trapped inside ancient rocks have recorded hundreds of these so-called polarity reversals in the past500 million years.在地磁反转后，指北针的指针会指向南极，而不再是冰冻的北极。
17.Chairman Mao once said, we should change negative elements into positive ones.毛主席讲消极因素还要转化为积极因素嘛！
18.A Theoretical Analysis on the Autocatalytic Electrode Process on Rotating Disc Electrode在旋转园盘电极上自催化电极过程的理论分析
相关短句/例句
polarization reversal极化反转
1.It was speculated therefore,the“six site potential”is not very appreciative for describing thepolarization reversal in these ferroelectric copolymers.由此推论“六阱势”理论不是描述这种有机铁电共聚物极化反转的合适的理论模型。
2.By means of impedance analyzer and iterative method, thepolarization reversal process of Pb (Mg1/3Nb2/3)0.455O3压电陶瓷的极化反转过程进行了研究。
3.Thepolarization reversal characteristics of(Pb1-xSrx)TiO3 ferroelectric thin films were measured by square-wave voltage with double polarity and double impulse.采用磁控溅射技术在Si基底上制备了(Pb1-xSrx)TiO3(简称PST)铁电薄膜,采用双极性、双脉冲方波电压测试了其极化反转特性。
3)polarization switching极化反转
1.A nonlinear constitutive model for piezoelectric ceramics is proposed, in which thepolarization switching and electric saturation are taken into account.提出了一个简单的包含有极化反转及电饱和影响的压电材料的本构模型。
2.In this work, the influences of thickness and grain size on ferroelectric,polarization switching current have been studied in experiments and theoretical analyses.本论文主要针对FRAM用PZT 铁电薄膜进行了研究,对薄膜厚度和晶粒尺寸与薄膜的铁电性和极化反转电流的关系进行了实验和理论分析。
3.The electron emission from the diode is the result ofpolarization switching of the ferroelectric cathode.铁电阴极二极管电子发射过程中极化反转起决定性作用，场致发射电流可以忽略，等离子体爆炸发射在极化电场达到一定强度时发生，阴极发射能力与极化电场间满足幂为3的指数关系。
4)polarization switch极化反转
1.An equivalent circuit of ferroelectrics in response with fast and slow polarization effect was given, and can be used to analyze thepolarization switch signal of TGS crystal.给出快效应和慢效应的等效电路,并对ＴＧＳ单晶的脉冲极化反转实验结果进行了定量计算和定性分析。
2.Dynamics theory of ferroelectric polarons, which was developed from the shielding theory of ferroelectricity, is used to explain thepolarization switch of ferroelectricity.在铁电屏蔽理论的基础上发展铁电极化子动力学理论 ,用来解释铁电体的极化反转现象 。
5)reverse-poled反转极化
1.The refractive index changes induced by the linear electro-optic effect in normal-poled andreverse-poled LiNbO_3 wave-guides were calculated,and the results that show the refractive index changes in two arms are opposite to each other when the electric field is applied in +z direction,which agree with the experimental results.对正常型和反转极化型LiNbO3 波导在任意方向加电场 ,由线性电光效应引起的折射率的变化做了计算分析 ,结果发现只有在z方向加电场 ,LiNbO3 两波导臂折射率的变化才是完全相反的。
6)inversion of polarizability极化极性反转
延伸阅读
快堆(见快中子增殖堆)快堆(见快中子增殖堆)fast-breeder reactorl快堆堆。(fast一breeder reaetor)见快中子增殖
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