本文对具有介质电极的高频放电进行了讨论,对频率、介电常数对放电的影响,阻抗匹配等基本问题进行了探讨。
The paper discusses high frequency discharge with dielectric electrode, emphasizing on the basic issues relating to the influence of frequency, dielectric constant on discharge and impedance match.
此外,推导出波导tm、TE模的传输功率、损耗功率、衰减常数、等效阻抗等特征参数的边界元公式。
Furthermore, the formulae of transmitted power, loss power, attenuation constant and equivalent impedance for TM and te modes are deduced.
介绍了微波多层板所用基材的性能参数,重点阐述了材料的介电常数、介质损耗、热胀系数、特性阻抗对多层板性能的影响。
The effect of dielectric constant, dielectric loss factor, coefficient of thermal expansion (CTE)and characteristic impedance of substrate materials on properties of MMB are mainly discussed.
借助计算机程序,可由微带天线的输入阻抗特性或谐振参数直接求出介电常数。
Based on the measured input impedance characteristics or the resonance parameters of a micro-strip antenna the dielectric constant can be obtained with the help of a computer.
极化电位至0V时,阻抗谱上出现三个时间常数,对应两个容抗弧和一个感抗弧。
When the potential reached 0v, there are three time constants, one inductance arc and two contain arcs.
由衬底损耗机制,讨论了衬底阻抗、氧化层电容和衬底有效介电常数对滤波性能的影响。
Increasing the substrate resistance and reducing the substrates' oxide thickness and coupled capacitances make a reduction of the substrate loss.
本文还讨论了对具有三个时间常数的阻抗谱的曲线拟合同题。
A fitting program which deals with the impedance spectra with three time constants has been proposed.
在此基础上得出了脊波导结构调制器中缓冲层厚度对特征阻抗和有效介电常数的影响特性。
On the basis of this calculation, the impact of the SiO2 buffer layer thickness on the characteristic impedance and dielectric constant in the modulator with a ridge structure is obtained.
给出了它的有效介电常数,单位长度电容和特性阻抗的解析表达式。
The analytic expressions for its relative effective permittivity, capacitance per unit length and characteristic impedance are given.
本文用该方法拟合了两个已有的电磁阻带结构的特性阻抗和有效介电常数。
In this dissertation, characteristic impedance and effective permittivity of two well-known electromagnetic stop band structures have been fitted by this method.
由于随球磨时间增加样品介电常数下降,使得阻抗匹配变好,样品的微波吸收性能提升。
As dielectric constant of samples decreases with increasing the ball milling time, impedance matching becomes better and the performances of microwave absorption are promoted.
因此,论文选用理想混合物模型来预测其密度、体积声速、特性波阻抗(以后在本论文中简称波阻抗)、比热、格林·爱森常数、冲击雨贡纽系数等物性参数。
So, the ideal mixture model is adopted to estimate their densities, volume velocities, wave impedances, specific heats, Gruneisen parameters and Hugoniot coefficients.
因此,论文选用理想混合物模型来预测其密度、体积声速、特性波阻抗(以后在本论文中简称波阻抗)、比热、格林·爱森常数、冲击雨贡纽系数等物性参数。
So, the ideal mixture model is adopted to estimate their densities, volume velocities, wave impedances, specific heats, Gruneisen parameters and Hugoniot coefficients.
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