查询词典 gratings

Further analysis shows that this is caused by the long-period fiber gratings phase matching condition,which is different from that of Bragg grating.

进一步的分析指出，这是由长周期光纤光栅不同于Bragg光纤光栅的相位匹配条件决定的。

In this paper,an optical alignment system is introduced using gratings with different constant for the step projection photoetching machine.

介绍一种在分步投影光刻机中，采用不等栅距光栅进行对准的系统。

The phase grating is realized with photolithographic IC technique. Three different methods to realize phase gratings are discussed.

用光刻法实现了这一位相光栅，并比较了不同位相光栅制作法的优缺点。

Novel polymer distributed feedback gratings are fabricated based on photopolymerization to reduce lasing threshold of polymer lasers.

基于光聚作用的新型聚合物分布反馈光栅被用于聚合物激光器中以降低激光阈值。

The numerical results show that picosecond pulses can be compressed effectively, if the parameters of gratings and pulses were chosen properly.

数值结果表明，适当选择光纤光栅及入射脉冲的参数，脉冲能够得到有效压缩。

Physical idea of the vector method is clear, stable and convergent. The diffraction problem of plane wave with polarization incident upon 2-D sub-wavelength metal gratings can be processed.

这种矢量模式方法物理概念清晰且稳定收敛，可以处理任意偏振态平面波入射到二维亚波长金属光栅中的衍射问题。

We designed several Dammann gratings by optimal program, and analyzed the design results. We also discussed the choice of the key parameter and the influence of design parameter and different polarized light wave to diffractive efficiency and uniformity of diffractive beams.

利用优化程序设计了多个光栅结构并对设计结果进行了分析，讨论了关键参数的选取及设计参数和光波偏振态的变化对分束效率和均匀性的影响。

A modal theory and recursion RTCM algorithm for gratings of deep grooves and arbitrary profile.

大深度任意剖面形状光栅的模式理论和RTCM递推算法。

Besides, the spectrum property of the phase shift LPG with different phase shift in different position and parallel or cascade LPG were also analyzed and studied. The fiber gratings parameter and combination fit for refractivity measure were selected.

此外，还分析和研究了在不同位置引入不同相位跳变的相移光栅、并联长周期光纤光栅以及级联长周期光纤光栅的光谱特性，选择出适用于折射率测量的合理光栅参数及光栅组合方式。

The finite-difference time-domain method was used to simulate the propagation of P polarized light Gaussian beam in a single subwavelength metallic slit surrounded by gratings.

利用时域有限差分方法，模拟了P偏振光高斯光束入射到金属银亚波长细缝与光栅结构的透射情况。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。