研究了在渐变折射率介质中构成标准矢量波函数的必要条件。
The necessary conditions for construction of normal vector wave functions in inhomogeneous media with graded refractive index are studied.
提出了用正、负折射率介质层交替排列构成的一维光子晶体模型，并且用传输矩阵法计算了该模型的透射谱，从理论上分析了其带隙结构。
Plane wave expansion techniques and transfer matrix method are used to study the two-dimensional photonic crystal with a triangular lattice of dielectric cylinders in air.
从空域与时域的相似性出发，把克尔介质近似为时域二次折射率介质，从而得到了脉冲在该介质中的解析形式，并给出了相应的时域传输矩。
From the analogy between pulses propagation in time and the paraxial optics, the nonlinear Kerr media is approached by a time quadratic index media.
减速使新介质获得不同的折射率。
The deceleration gives the new medium a different refractive index.
这项技术能够使空气折射率图形化-本质上就是特定介质下的光速。
The technique can image variations in what is known as the refractive index of air - in essence, the speed of light in a given medium.
接着推导了阶跃折射率平面介质波导和圆光纤的正交模式——包括束缚模式和辐射模式。
Then the mode series of step index planar dielectric waveguide and circular optical fiber are studied, including propagation modes and radiation modes.
讨论了入射角、入射方位角、入射光波长、光栅栅距、介质折射率与矩形光栅衍射级次数目间的关系。
The relationships between the number of diffraction order and grating pitch, refractive index of medium, light wavelength, incidence Angle and azimuth Angle are investigated.
本文利用斯涅耳定理，采用计算机模拟的方式给出光在折射率呈层状梯度分布的介质中的传播路径。
This paper uses Senell sLaw and applys the way of Computer Modeling to draw the light track in the media which have layer gradients of the index of refraction.
光在不同介质中的传播特性不同，大气和海水折射率的差别是影响激光传输的决定性因素。
Transmission characteristics of light beam in different media are distinctive. Difference of refractive index of air and seawater is a determination factor that affects laser transmission.
本文提出了掠入射法测定透明介质折射率的一种改进方法。
An improved method of the glancing incidence measuring index of refraction of crystal medium and prism was presented.
本论文从理论和实验上对周围介质折射率敏感的触点式熔接型光纤液位传感器的传感头进行了研究。
The sensor head of fusion fiber-optic single-point liquid-level sensor is investigated experimentally and theoretically in this paper, which is sensitive to the refractive index of surrounding media.
文中考虑了材料的相对导磁系数对材料复数折射率的贡献，使分层介质系统的光学迭代法更具普遍性；
The optical recursive formula for stratified medium system becomes more general with the contribution of relative magnetic permeability to the complex refractive index.
介绍了Z-扫描技术的基本原理，以及Z -扫描技术在测量非线性光学介质的非线性折射率、非线性吸收系数等方面的应用。
The mechanism of Z - scan technique is introduced. It 's application to measuring nonlinear refractive index and nonlinear absorption coefficient for nonlinear optical medium is made.
结果得出，缺陷模介质的折射率越小，产生的超窄滤波带滤波性能越好；
The results are revealed as follows. The smaller the refractive index of dielectric of defect mold is, the better the performance of super narrow band optical filer is.
利用光线追踪方法在近轴近似下模拟了高斯光束在不同折射率分布纤维状介质中的传播。
In this paper, it is analyzed the propagation of a Gaussian beam in fiber media with ray tracing under the paraxial approximation.
最后以混合介质膜的总沉积速率为常数、折射率按照线性变化为例进行了说明。
In the end, a simple example was given, in which the total deposition rate was constant and the change law of refractive index was linearity.
对于掩埋在较低折射率的均匀介质中的距形截面芯子的波导曾作过数值计算。
Numerical calculations have been made for wave-guides with a core of rectangular cross-section embedded in a uniform surround of lower refractive index.
提出了利用SPR相位差法测量吸收介质复折射率的方法。
A new method which determines the complex refractive index of absorbing medium with SPR phase detection is proposed.
研究增益介质中高能态粒子受激跃迁引起的非线性折射率。
The nonlinear index of refraction induced by stimulated transition of high level populations in the gain medium is investigated.
非线性光波导是指光波导结构中含有折射率会随电场强度而改变的介质。
Refractive indexes of media in planar optical waveguides are changed with the electric field intensity called nonlinear planar optical waveguides.
这个平衡条件为阻力的实验测定提供了便利，通过阻力可以实现介质粘度和粒子折射率的测定。
The equilibrium condition facilitates the experimental measurement of the drag force with potential extensions to the determination of the viscosity of the medium or the refractive index of the bead.
由于熔接型侧面耦合器无须折射率匹配介质，因此能够承受很高的抽运光功率密度。
This kind of fused side-coupler can endure high-power light for it is without index-matching materials.
摩尔偏析测量术通过测量探针光束经过不均匀介质后光线的偏折来估算介质的折射率。
Moire deflection measurement can be used to calculate refractive index by measuring deflection of probe beam passing through mediums.
布拉格光纤是由在径向折射率呈周期分布的多层介质圆环构成的一种光纤。
Bragg fibers are a kind of fiber formed by multilayer concentric cylinders with period index distribution in the radial.
提出一种利用全反射原理，精确测量生物组织以及一般均匀介质折射率的方法。
A simple method based on total internal reflection is presented for accurately measuring the refractive index of biological tissue.
这种设计方法不仅对于单片轴向梯度折射率透镜，而且对于同时包括均匀介质元件的光学系统也是很方便的。
The use of the method is not limited to simple lenses with gradient indices. It can also be used conveniently in the design of systems having homogeneous-medium elements.
介质折射率差的绝对值越大、周期数增加都使透射波谱宽度变窄。
With the increase of the periods and the absolute value of refractive index difference, the full width at half maximum of spectrum decreases.
结果表明，在折射率为抛物分布的克尔介质平板中，空间孤子的波形将进一步变陡。
The result shows that in parabolic profile slab, the form of a spatial soliton will become further steep.
该法适用于克尔型或非克尔型介质及芯区折射率非均匀的一般情形。
The method can be applied to non-Kerr type films as well as slab guide with graded-index.
讨论了离心距对纵向辐射力的影响，也讨论了束腰半径、介质折射率和波长对纵向辐射力的影响。
The effects of distance between centers, beam waist, refractive-index and wavelength on axial radiation force are discussed.
应用推荐