查询词典 Bragg diffraction

The spectrum of fiber Bragg grating can be controlled by double exposure technique. The first exposure is used to control the resonant wavelength of fiber grating by directly irradiating the naked photosensitive fiber.

该方法只使用普通Bragg位相模板，采用两次曝光技术，通过控制光纤光栅的本地谐振波长和反射率，达到控制光纤光栅谱形的目的。

The dual wavelength operation of a new type InGaAs-GaAs ridge waveguide distributed Bragg reflector lasers is realized.

对一种新型InGaAs-GaAS脊波导分布式Bragg反射半导体激光器双模运行特性进行了研究。

A high output power narrow linewidth fiber laser based on fiber Bragg grating Fabry-Perot etalon has been accomplished.

进行了高功率线型腔光纤激光器实验研究。

Compared with other conventional etalons,the etalon based on strongly chirped sampled Bragg grating has the advantages of good stability and simple production process,and also is promising for mass production.

由于采用已经比较成熟的标准光纤光栅写入方法，基于光纤光栅的标准具性能可靠，适合规模生产，在光纤光栅传感技术上有重要的应用。

The experiments of single frequency fiber ring laser with mode selection by fiber Bragg grating Fabry-Perot etalon have been performed.

进行了以光纤光栅法布里-珀罗标准具为外腔选模器件的环形腔单频光纤激光器实验研究。

In the experiment,by adjusting the manual tunable fiber Bragg grating and control the transmission of the light through the filter band,the operating center wavelength of the fiber lasers could be tuned from 1 047 nm to 1 055 nm and pulse duration at a repetition rate of 4.9 MHz.

实验中，在保证锁模状态稳定的情况下，通过调节可调谐光纤光栅滤波器，使激光器输出锁模脉冲的中心波长在1 047 nm～1 055 nm范围内连续调谐，重复频率稳定维持在4.9 MHz。

An experimental investigation of the combination of a long focal distance Bragg-Fresnel lens with a bimorph mirror is described.

描述了对长焦距布拉格-菲涅耳透镜与可变曲率半径反射镜组合所做的实验研究。

Research on the reflection properties of fiber Bragg gratin.

光纤布喇格光栅的反射特性研究。

A fiber Bragg grating with the diameter of 6 μm is abtained through hydrofluoric acid etching.

采用氢氟酸腐蚀掉光纤布拉格光栅的包层，获得了直径约为6μm的布拉格光栅。

Due to Bragg scattering, The stop band of the colloidal crystal is located at 580 nm and the colloidal crystal shows iridescence with green colour.

由于Bragg散射，该胶体晶带隙位于580 nm，在可见光区域产生明显的光子带隙而呈现出亮丽的绿色。

Continuously improve the production mechanism, to provide customers with better quality products and services.

不断的完善生产机制，给客户提供更优质的产品及服务。

B:Yes, he was the very prize-winner in the court tennis ten years ago?

是的，他是十年前的世界网球冠军。