Uniform glow-like discharge is generated in a spark pre-ionization assisted dielectric barrier discharge device at atmospheric air. 用火花预电离辅助介质阻挡放电装置在大气压空气中实现了均匀的类辉光放电。
Preparation of Uniform Size PLGA Microparticles and Microcapsules by Premix Membrane Emulsification Effective permittivity of dielectric sphere with an eccentric spherical inclusion 快速膜乳化法制备粒径均一的PLGA微球和微囊含有偏心球形微粒介质球的有效介电常量
Compared with the uniform PZT thin films, the PZT multilayer with alternating dense-PZT and porous-PZT layers exhibits an enhancement both in ferroelectric and dielectric performances. 同均一相PZT薄膜材料相比,由致密层和多孔层交替排列形成的近周期PZT多层膜具有铁电、介电增强效应。
The Green Functions of the time-harmonic radiate field in divisional uniform dielectric are solved by the physics method, and taking the three-layered media for example, equivalence reflectivity and refractive index of the system are given. 利用物理方法求解了平面分区介质中时谐辐射场的Green函数,以三层介质结构为例,给出系统的等效反射率和折射率。
A class of non uniform dielectric waveguides with arbitrarily transverse cross sections was analyzed by a method, which combines the staircase approximation with the edge element and mode matching procedure. 用阶梯近似与边缘元和模匹配相结合的方法分析了一大类任意横截面形状非均匀介质波导的传输特性。
It is confirmed that SPS technique is beneficial to get uniform fine grains microstructure, thus increasing high frequency dielectric loss of TiO2-Al2O3 composite ceramic, which is advantageous to its microwave-absorbing behavior in high frequency. 实验证实SPS烧结技术有利于获得均匀的细晶结构,从而增加了TiO2-Al2O3复合陶瓷的高频介质损耗,介质损耗的增加有利于TiO2-Al2O3复合陶瓷的高频吸波性能。
Electromagnetic wave propagating in uniform waveguides containing inhomogeneous dielectric 在包含不均匀介质的柱形波导中的电磁波传播问题
This paper studies a calculation method for earth resistance of a single vertical steel rodin rectangle concrete of uniform dielectric. 对均匀介质中矩形混凝土竖直单根钢筋接地体的基础接地电阻的计算方法进行了研究。
A new uniform geometrical theory of diffraction ( UTD) formula for TE plane wave diffraction by a semi infinite lossless dielectric slab is given. Compared with the ordinary UTD formula, this formula is rigorous and simple. 给出了TE平面波被半无限大无耗介质平板绕射的新一致性几何绕射公式.与一般的一致性几何绕射公式相比,新公式具有推导严格、形式简洁的优点。
The E-plane loaded structure can be equivalent to a waveguide filled with a uniform effective dielectric. E面加载结构可等效成充满均匀等效电介质的波导管。
This equation assumes not only that the metallic conductivity of the guide wall is finite, but also that there is a uniform dielectric coat on the inner wall of the waveguide. 它既考虑了金属壁的有限电导率,又考虑了波导内壁处可能存在的介质层。
Based on the established rigorous theory for two dimensional periodic ( 2DP) medium, a great amount of numerical results for dielectric waveguide array ( DWA) with piecewise uniform dielectric constant distribution were presented. 根据已提出的有关二维周期介质严格分析理论,针对介质波导阵列进行了大量的数值计算。
In this papar, the superposition theorem of conduction system in uniform dielectric and its application are discussed. 在均匀介质中论述了导体系统迭加定理的一般关系式,并讨论此定理的具体应用。
Based on the polarization current integral equation with the modified Green's function as kernel, the scattering properties of the E-plane uniform dielectric posts in rectangular waveguides are numerically analyzed by moment method. 从关于介质极化电流的积分方程出发,用矩量法数值分析了矩形波导中沿E面均匀的任意截面形状和数量的介质柱的散射特性。
The adjoint transformation of electromagnetic fields for uniform isotropic dielectric is considered for guided waves in an optical fiber. 讨论了麦克斯韦方程在各向同性均匀电介质中的电磁对偶变换不变性,定义了电磁混合比,求出了对偶场的充要条件。
The moment method was used to calculate the capacitance of power distribution networks of high speed integrated circuits in uniform dielectric. 提出一种基于矩量法的加速计算均匀介质中高速集成电路电源网络分布电容参数的方法。
Boundary-Element Analysis on Scattering of E-Plane Uniform Dielectric Post in Rectangular Waveguide 矩形波导中沿E面均匀介质柱散射特性的边界元分析
The special phenomena of light reflection and refraction on two uniform dielectric surface 光波在两均匀介质分界面上反射、折射的特殊现象
Large area uniform plasma sources which can supply high etching rate, high etching selectivity, high anisotropy and low dielectric damage come into being. 能够提供高刻蚀速率、高刻蚀选择性、各向异性、低介电损伤的大面积均匀刻蚀等离子体源便应运而生。
In addition, by using another uniform dielectric grating attached to the bottom of the metal film and real-time tuning the refractive index of the grating, the trapped SPPs can be released in sequence. 此外,通过在金属膜的下表面覆盖等周期的电介质光栅,动态调节光栅的折射率,可将捕获的SPPs逐一释放。
It shows that the evolution of sheath around the target is not uniform, and that the distributions of physical parameters along the dielectric surface are also nonuniform. 模拟结果表明:鞘层的时空扩展是非均匀的;各物理量沿介质靶表面也呈非均匀分布。
The diagnosis shows that the uniform dielectric barrier discharge process is mainly affected by change of power supply and reactive gas components. The electron energy will increase with the increasing plasma discharge power and thus cause the plasma discharge gradually appearing two rapid changes in the reaction area. 常压下的均匀介质阻挡放电过程主要受到放电功率和反应气体组成两个参数的影响,随着放电功率的增加等离子体中的电子能量也随之提升,使得等离子体中的反应体系会逐步出现两次转变。