查询词典 waveguides

The dielectric discontinuities in waveguides Eire analysed by finite element method in combination with perfectly matched layers.

本文将矢量有限元法与完全匹配层相结合对波导介质不连续性问题进行分析。

The mode content is an important characteristic of the electromagnetic wave transmitted in waveguides.

模式是传输在波导中的电磁波的一个重要特性。

The research results in this dissertation included in the conclusions of full-wave analysis and quasi-static analysis for broadside-coupled coplanar waveguides provide the theoretical basis and design method for this kind of circuits.

本文的研究结果对宽边耦合共面波导电路得出了全波分析与准静态分析的全面结论，为此种电路的应用提供了理论依据与设计方法。

In this paper, we theoretically investigated the properties of electromagnetic waves propagating in gyromagnetic waveguides with a plane interface, and the spatio-temporal characteristics of nonlinear waves in gyromagnetic materials.

我们主要在理论上研究了单界面的非线性旋磁导波系统中电磁表面波的传播特性，以及非线性电磁波的时间空间传播特性。

Perturbation method of boundary geometry is used in rectangular waveguides with one-dimension perturbed walls and mode analyses are made.

用边界形状摄动法研究具有一维扰动壁的矩形波导问题并对其进行了模式分析。

As an example, we calculated the relative errors of numerical wavelength in cylindrical waveguide, and obtained the condition of minimum error for dispersion analysis of waveguides.

以圆波导为例，计算了数值波长的相对误差，得到了分析波导色散特性误差最小的条件。

Numerical distributed transfer function method is applied to planar optical waveguides .

把数值传递函数方法应用于对平面光波导的分析。

If we introduce the aperiodic or periodic reversal of the nonlinear optical coefficient into the waveguides, the CSHG conversion efficiency can be improved greatly, the configuration also has been called quasi-phase matched CSHG. Several research work in this filed has been carried out.

如果引入二阶非线性系数的周期极化反转，即考虑到准相位匹配的情况，切伦科夫倍频效率将会得到极大的提高，可以将之称为准相位切伦科夫倍频。

The characterization of planar waveguides fabricated in X-cut LiNbO_3 by proton exchange and the post annealing is studied.

质子交换技术是制作高折射率、低损耗、具有偏振特征的LiNbO3光波导器件的非常成熟的方法[1]。

The research of optical waveguide theory is primitively focused on the area of the linear waveguides. With the rapid development of integrated degree and the prevalent using of the high optical power density, the nonlinear phenomenon appearing in the nonlinear waveguide attracts more and more attention.

最初光波导理论研究的波导多为线性光波导，而随着集成化程度的不断提高，强光源的普遍使用，光波导中出现的非线性效应已倍受关注，对光波导中的非线性效应的研究成为必需。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。