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.
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。
The neural network model of the equivalent complex refractive of random rain media is developed by means of the improved BP algorithm, based on the electromagnetic wave propagation theory.
利用改进的BP算法，结合电波传播理论，建立了随机雨介质的等效复折射指数的神经网络模型。
Refractive indexes of media in planar optical waveguides are changed with the electric field intensity called nonlinear planar optical waveguides.
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。
By using one-dimension FDTD method we simulates the decay of double exponential pulse through the soil media, and its refractive time-domain wave shape is discussed in detail.
用一维FDTD方法模拟了双指数脉冲在单层岩土介质中的衰减，并对电磁波在岩土层中的穿透进行了详细的讨论。
The necessary conditions for construction of normal vector wave functions in inhomogeneous media with graded refractive index are studied.
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 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.
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。
Exact dispersion relations for TM waves guided by thin dielectric films covered on one or two sides media of intensity-dependent refractive indexes have been derived.
对于介质薄膜波导的一边或两边复盖有介电常数与光强成正比的非线性介质的三种不同结构，本文导出了三层非线性平面光波导TM波的精确色散关系。
The Fresnel reflection of incident light comes from the refractive index discontinuity at the interface of two media, which severely limits the performance of optical and optoelectronic devices.
菲涅耳反射是指由于入射光在两种介质中的折射系数不同，导致折射系数在两种介质的界面处不连续，从而引起的入射光的反射。
The necessary conditions for construction of normal vector wave functions in inhomogeneous media with graded refractive index are studied.
研究了在均匀分层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.
研究了在均匀分层介质中构成标准矢量波函数的必要条件。
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