查询词典 waveguides

All above-mentioned, which is the basis of the preparation of Ag/AgI hollow glass waveguides, is one of the highlights in this paper.

上述工作是制备介质镀层玻璃空芯光纤的基础，目前尚未见此方面的报道，为本论文的一个重要创新之处。

In order to extending the bandwidth of a GNRD coupler, unsymmetric coupled GNRD waveguides is proposed.

第五章根据第四章的理论结果，分析设计了带有弯曲过渡段的GNRD波导定向耦合器。

The longitudinal slots are cut in the broadsides of the rectangular waveguides which are conform with a large circular cylindrical conducting surface covered by a dielectric layer.

本文研究覆介质导体大圆柱表面矩形波导宽边轴向缝隙共形阵列天线的设计理论。

The fabrication process of Mach-Zehnder modulators of poled polymer electro-optic waveguides has been developed.

研究了Mach-Zehnder型极化聚合物电光波导强度调制器的制备工艺。

The general 2-D FDFD equations in the Cartesian coordinate system and difference equations for the trapezoidal bevel edge of the waveguide are presented. Transmission characteristics of single and double trapezoidal-ridge waveguides are then analyzed using these equations.

采用直角坐标系中2-D FDFD的一般分析公式和波导梯形斜边上的差分公式，对梯形单脊矩形波导和梯形双脊矩形波导的传播特性进行了分析。

When the output branch number is more than 2, we can construct a cascade connection of Y-branch waveguides. However, it occupies a large optical circuit area. The power dividers with 2N output branches can be setup by arranging (2N-1) branch waveguide. However, the design of dividing structures with output branches of odd number such as three or five are difficult.

当输出波导数大於2时，可以用串接的方式来增加输出波导数，但是所需空间会变大，而光功率分配器的2N分岔输出是可以由(2N-1)的分岔输出结构改变而来的，所以在设计奇数波导输出像是3或是5的波导数输出结构就成为一个必须的课题。

Based on deeply-etched SiO2 ridge waveguides which support sharp bendings, a compact multimode interference power splitter was designed.

采用深刻蚀SiO2脊型波导，利用其弯曲半径小的优点，设计了一种紧凑型1×2多模干涉功分器。

Based on deeply-etched SiO2 ridge waveguides which support sharp bendings, a compact multimode interference power splitter was designed.

基于深刻蚀SiO2脊型波导的紧凑型多模干涉功分器，采用深刻蚀SiO2脊型波导，利用其弯曲半径小的优点，设计了一种紧凑型1×2多模干涉功分器。

As the six-dimensional high precision motion platforms as well as the compact and reasonable structural layout thereof are arranged, the invention can be effectively applied to the alignment and the encapsulation of various planar waveguides requiring high precision alignment, and can conveniently expand external equipment such as an IR-CCD, machine vision, a point gum machine, an UV curring unit and the like.

本发明设有六维高精度的运动平台和其紧凑、合理的结构布局，可有效应用于要求高精度对准的各种平面波导的对准和封装，并且可方便扩展IR-CCD、机器视觉、点胶装置、UV固化装置等外设设备，且操作简单，运动范围大，精度高。

And, the α parameters of frequency chirping of the cutoff intensity modulator are given at first. The cutoff conditions of metal-clad strip or rib waveguides are analyzed by modifying dual effective index method and simple effective index method, respectively.

在理论上，详细论述了截止型强度调制器的工作机理，结合耦合模理论，用近似方法对截止型强度调制器的调制特性进行理论模拟，模拟结果与实验结果的变化规律基本相符合；并首次给出截止型单波导强度调制器频率啁啾α因子的模拟结果。

World War II: Battle of Saipan - Americans take Saipan.

1944年的今天，美国在塞班战役中拿下塞班岛。

When the scorner, the rejecter of truth, has become presumptuous; when the routine of work in the various money-making lines is carried on without regard to principle; when the student is eagerly seeking knowledge of everything but his Bible, Christ comes as a thief.{DA 635.3

当讥诮和拒绝真理的人，到了任意妄为时，当追求财利者罔顾按道义经营谋利时，当学人正在兢兢业业地研究各种知识，而单把圣经丢在一边时，基督要像贼一样来临。