查询词典 reflection grating

In this section, we also designed 2D subwavelength multilevel (2-, 4-, 8-, etc. level) columned stairstep grating with coned spatial profile to reduce reflection.

我们也通过矢量衍射理论分析了多台阶二维亚波长具有圆锥面形的网格光栅的电磁场衍射特性。

Study on transmission spectrum of ZnO films;2. Study of Measuring Grating Parameters with Transmission Spectrum and Design of Perfect Anti-reflection Coating;3. Kinetics of the oxidation process of the copper films in the thickness range of 16～22 nm at 140 ℃ was studied by using transmission spectrum and sheet resistance methods.

采用方块电阻和透射光谱两种方法为表征手段，测量16～22nm范围内不同厚度Cu薄膜在140℃下完全氧化所需要的时间，得到了Cu薄膜氧化反应的动力学曲线，并利用X射线衍射分析了氧化产物的晶相结构和成分。

The indicator element (2) is designed as a waveguide panel, wherein light beams propagate with total reflection and get outcoupled therefrom with a diffractive outcoupling system (2u), such as a grating structure or the like, which is configured as an indicator pattern, for producing an indicator pattern (2a) activable in the indicator element (2) by the action of light, such that divergent recesses and/or grooves of various sizes and/or shapes constitute divergent local gratings of various sizes and/or shapes, such as multi-shaped and/or binary pixels and/or units, the filling factor, shape, profile and/or size thereof being optimized in such a way that the diffraction efficiency is a function of place.

把指示元件(2)设计成波导板，其中光束以全反射方式传播并且从那里通过构造成指示图案的衍射外耦合系统(2u)、如光栅结构等得到外耦合，用于在指示元件(2)中产生可由光作用激活的指示图案(2a)，使得各种尺寸和/或形状的分散的凹口和/或槽纹构成各种尺寸和/或形状的发散的局部光栅、诸如多形状的和/或二元像素和/或单像素的，所述局部光栅的填充系数、形状、轮廓和/或尺寸可以以这样的方式优化，使得衍射效率是位置的函数。

When fiber Bragg grating is pressed by local transverse force, the reflection spectra are independent of the applied length. The wavelength of split point is periodical and linearly proportinal to the applied force. And the reflectivity of split point is approximately hyperbolically tangential versus the applied position.

研究表明，当FBG局部横向受力时，受压长度对反射光谱无影响，反射光谱分裂点的波长与横向作用力呈线性正比关系并具有周期性，分裂点反射率与受力位置的关系为近似双曲正切关系。

Fiber Bragg Grating sensor center wavelength of the most direct reflection of the testing instruments are spectrometers.

光纤光栅传感器中心反射波长最直接的检测仪器是光谱仪。

The scattering properties of particles with different shape parameters are simulated respectively in the modes of reflection and refraction. Both in the modes of reflection and refraction, the phase difference of non-spherical particle's PDA signal is the unbiased estimate of the corresponding phase difference of ideal spherical particle, and the standard deviation of angle roughness scale on particle surface impacts little on the distribution of phase difference.

本文通过物理光学的方法分析了非理想球形粒子的散射特性，利用物理光学中的稳相点理论，导出了非理想球形粒子散射光的相位表达形式，分析了非理想球形粒子的形状对PDA信号相位及相位差的影响，建立了非理想球形粒子的尺寸分布与PDA信号相位差分布之间的关系。

The Law of Reflection states that the angle of reflection of a light ray is equal to the angle of incidence.

反射定律为光线的反射角等於入射角。

According to dispersion relations, The relations of the incident angle, reflection angle and refraction angle equations with bicrystal parameters and wave vector are obtained respectively. The variation of the reflection angle and refraction angle with the incident angle for certain bicrystal parameters is presented by angle quations.

根据晶体的色散关系解出了入射角、反射角和折射角关于晶体参量及波矢的方程，并根据角度方程给出了在一定参量下反射角和折射角关于入射角变化的关系图，以图示的方法显示了光束在界面处的异常性质。

Critical angle of refraction - semi-circular cylindrical mobile light source, the incident angle change the size of refraction angle to change at this time, when the refraction angle = 90 degrees, which is critical at this time angle of incidence angle, the critical angle of water at 40 degrees large about anything mobile source of water in the water screen that is a reflection of light, a phenomenon that total reflection.

光折射的临界角定义：光折射角=90度时，入射角即为临界角，按二方法，将半导体激光光源去掉铁夹，吸附在右下角的铁板上入射光对准中心，即产生折射光线，沿半圆形柱面移动光源，改变入射角的大小，这时折射角也改变，当折射角=90度时，这时入射角即为临界角，水的临界角大的在40度左右，再做移动光源在水中的水屏即出现反射光线，这种现象称全反射。

In the lower half of his "Transfiguration," though the figures of the possessed boy, the despairing bearers, the helpless, terrified disciples, we see a reflection of original pain, the sole ground of being:"illusion," here is a reflection of eternal contradiction, begetter of all things.

在他的画"耶稣变容"的下半幅，凝神的孩子，失望的仵工，困惑不安的信徒，反映出原始而永恒的痛苦，世界的唯一根基，画中的"假象"就是万物之源的永恒矛盾的反照。

Chimborazo and Cotopaxi, took me by the hand.

越过琴博腊索山和科托帕克西山。

This car is in a good condition.

这辆车的状况很好。