查询词典 waveguide

The setting method of time-domain excitation sources is studied in this paper in order to analyzing the characteristic of waveguide by using the Multidomain PseudoSpectral Time-Domain algorithm.

摘要本文首先研究了多区域时域伪谱算法应用于波导问题分析时的时域激励源设置方法。

The simulation analysis has indicated that the bandwidth of ridged waveguide slot array has been greatly improved, and it is consistent with the result of thoery.

仿真分析表明脊波导裂缝阵列的带宽有较大的改善，这与理论分析的结果是一致的。

A new travelling light modulator using single ridged waveguide as microwave circuit is designed.

设计了一种采用单脊波导作为微波电路的新型行波光调制器。

The eigenvalues and cut-off wavelengthes of double ridged waveguide are computed and analyzed by Finite Element Method.

本文主要运用电磁场有限元方法来分析计算脊波导的特征值以及截止波长。

The performance of PML is investigated using FDTD modeling of the propagation of sinusoidally modulated Gaussian pulse in a rectangular waveguide.

首先通过模拟正弦调制的高斯脉冲在波导中的传输来验证 PML 的吸收性能，然后将采用 PML 吸收边界的 FDTD法应用于矩形波导填充有限媒质时的 S参数和圆形波导中矩形薄膜片反射系数的计算。

This invention provides a capillary using for fixing the optical fiber; the invention can simultaneously solve the problem relating to the clamp when the head face is processed slantingly in the final manufacturing process of the capillary, the outside shape of the glass capillary is restricted by the structure of optical components such as fiber waveguide component and so on.

提供一种光纤固定用毛细管，其能够一举同时解决在毛细管的制造工序最后阶段倾斜加工端面时的与夹具相关的问题、和玻璃毛细管的外面的形状被光波导元件等光学部件的结构制约的问题等。

Based on this,first part of this work has established spectrophotometer and laser induced fluorescence spectrographic methods based on the liquid-core waveguide,and made it successfully apply to detecting iron and the cupric ion concentration.

基于此，本工作第一部分建立了基于液芯光纤的分光光度法和激光诱导荧光光谱法，并成功地应用于1，10邻二氮菲对铁的检测和催化荧光动力学方法对铜离子浓度的测定。

For fully annealed PE LiNbO〓 waveguide, only the absorption at 3484cm〓 is observed, whose half-height width is the same as that of unexchanged LiNbO〓(at 3484cm〓).

利用离子扩散理论分析了PE Fe∶LiNbO〓波导中H〓和Li〓的分布及退火的影响；由离子热扩散的缺陷模型得到热还原Fe∶LiNbO〓中Fe的偏折方程。

The guidance conditions of a slab waveguide of uniaxially anisotropic metamaterial with partially negative components in permittivity and permeability tensors are derived.

推导了介电常数张量和磁导率张量中各分量带有不同符号的单轴各向异性异向介质平板波导的导行条件。

By adopting ridge waveguide unpumped absorbing region structure and by antireflection coating technology, the superluminescent diodes were fabricated.

采用直波导吸收区而后在器件的出光腔面上镀制抗反射膜的方法制作超辐射发光二极管。

Do not gum up the work by telling mother what we are going to do .

别告诉母亲我们要干的事，那会把事情搞糟的。

In recent years, application of the partial prestressed concrete beam s is developed.

近年来，随着部分预应力砼梁应用的推广，发现我国规范所采用的名义拉应力法的计算结果不稳定。