查询词典 Bragg

The reflection spectra of Al0.5Ga0.5As-AlAs distributed Bragg reflector at different incident angle are calculated by transfer matrix method.

采用传输矩阵法对Al0.5Ga0.5As-AlAs材料的发光二极管分布布拉格反射器进行入射角的反射光谱研究，计算发现反射偏振光p和s随入射角的增大呈"V"形变化，在49.8 处有最小反射值。

In this paper, principle and technique of volume holographic storage are presented such as volume grating formation, Bragg diffraction, and horizontal angle selectivity.

本论文介绍了体全息存储原理及技术，包括体光栅的形成和布拉格衍射、衍射效率、水平角度选择性，还介绍了相干光学信息处理系统、Vander Lugt 滤波器的形成过程，给出了多重匹配滤波器相关的运算过程，最后介绍了子波变换的定义以及光学子波变换。

The relationship between the changes of radio-frequency signal frequency and Bragg diffraction angle is analyzed, spatial filtering characteristic resulted from acousto-optic deflection effects is discussed.

实验表明，采用波长为630 nm的单频激光，带宽为200 MHz的声光偏转器，其频率分辨率优于1 MHz，频率信号的空间分离效果明显，接收灵敏度和信噪比得到改善。

However, the diffracted angle and its variation due to SAW gyroscopic effect is very tiny, so the key to the plan is whether such a tiny Bragg diffractive angle can be measured with success.

理论计算表明布拉格衍射角及其变化十分微小，所以能否在实践中成功地检测受Ω调制的布拉格衍射角，关系到SAW陀螺效应声光探测和检测方案的成败。

The reflection spectra of Al0.5Ga0.5As-AlAs distributed Bragg reflector at different incident angle are calculated by transfer matrix method. The reflection spectra curve of p-polarized and s-polarized plane waves vary with a 'V' shape with the rise of the incident angle and the lowest reflectivity is at 49.8°.

采用传输矩阵法对Al0.5Ga0.5As-AlAs材料的发光二极管分布布拉格反射器进行入射角的反射光谱研究，计算发现反射偏振光p和s随入射角的增大呈"V"形变化，在49.8°处有最小反射值。

We choose to call it Bragg diffraction since its application is to three-dimensional diffraction gratings.

我们之所以叫它布喇格衍射是因为它被应用到三维衍射光栅中。

We have also included Bragg diffraction in this chapter.

这一章还包括布喇格衍射。

The subject of diffraction gratings and Bragg diffraction is of great importance for the understanding of holography.

衍射光栅和布喇格衍射问题对了解全息摄影来讲非常重要。

And then based on the theory of the interaction of acoustic wave and optic wave, the Raman-Nath and Bragg diffraction are introduced in detail, of which theoretical model is given.

紧接着从声光调制的原理入手，详细的介绍了拉曼-纳斯衍射和布拉格衍射这两种基本的声光作用并给出其理论模型。

Birefractive index and Bragg diffraction have been oboserved and measured in the crystals.

测量和研究了晶体的双折射率和布喇格衍射。

This paper designs the communication system of radio telescope FAST.

针对500m口径球面射电望远镜FAST分布式控制系统的特点完成了其通信系统的设计。

Political sheep's step-by-step a large number of fossils unearthed in the county soil Ma Ali after rural village in the middle of sallow pelitic siltstone.

步氏和政羊化石大量出土于广河县阿力麻土乡后山村，产于灰黄色泥质粉砂岩中。