球面波

基于球面波的地震记录合成方法及AVO分析

Seismogram synthesis method based on spherical wave and AVO analysis

本文基于一种以球面波为载波的计算全息透镜的分析设计方法，应用Matlab计算处理，生成并输出全息透镜图像。

Based on the spherical carrier wave 's analytical design method of holographic lens , we get the holographic lens image after calculating with matlab .

利用这种特性可以产生制作高分辨率X射线波带板所需的两束非球面波。

The characteristic of aplanatic system shows that non-aplanatic point imaging can produce aspherical holographic interference for high resolution zone plate fabrication used for X-ray imaging .

证明发散球面波入射不影响SSD和DOE联合系统的匀滑性能。

Proved divergent spherical wave incident does not affect SSD and the DOE Joint smoothing properties .

用球面波确定曲率的TALBOT剪切干涉法

Talbot Shearing Interferometry with Spherical Wave for Determining Curvature

球面波照明时的Talbot成像中的类平面波成像

The images of similar plane wave among Talbot images of spherical wave illumination

Brewster起偏器用于球面波的偏振性能分析

Analysis on property of Brewster polarizer for spherical wave

数值计算例比较了我们所得结果与基尔霍夫、第一和第二类RS衍射公式计算的球面波经圆环衍射的轴上和横向光场。

Numerical calculation results for axial and transversal intensity distributions are given to compare our results with the Kirchhoff diffraction integral , first and second RS diffraction integrals .

在基于常规X射线管的DPC-CT的实验中，射线源发射出球面波，扇形或锥形束算法更加合适。

In conventional x-ray tube based experiments , the x-ray tube emits spherical wave , the fan or cone-beam algorithms are more suitable .

文章重点讨论了球面波近似旅行时计算方法，并弥补了Schneider（1992）算法在实现方法上的不足。

The approximate estimation method for spherical-wave travel time is discussed in detail , and Schneider method is improved in its realization procedure .

本文基于物理光学球面波展开法（PO／SWE法），提出一种计算抛物面天线支杆对其方向图影响的简化方法。

Based on PO / SWE method , a simplified approach for calculating radiation patterns of the paraboloidal antennas with struts is presented .

四维Minkowski空间中具有立方非线性复标量场方程的平面与球面波解

Plane and spherical waves solutions of the field equation for a complex scalar field with a cubic nonlinear term in four dimensional Minkowski space

基于平面波角谱公式和球面波的Weyl表示式，非常方便的推导出第一和第二类RS衍射积分公式。

Based on the angular-spectrum representation and the Weyl representation of a spherical wave , the vectorial RS diffraction formulae of the first and second kinds are derived in a simple way .

本文从理论上对球面波照明弱位相光栅时的自成像现象进行了研究，发现当相对位相分布（x）＜＜1弧度时，位相光栅也存在自成像现象。

In this paper , a discussion is held on the self-images of weak phase grating , illuminated by spherical waves . It has been found that self-image phenomenon exists , too , with the phase grating when the relative phase distribution is much smaller than one radian .

对球面波在大气中传输的互相干函数（MCF）进行了计算，给出了归一化的互相干函数随两点间距离变化的曲线；

We have worked on the follows : 1 . The mutual coherence function ( MCF ) of spherical wave propagation in atmosphere was calculated , and the curve of the MCF was given .

基于球Hankel函数加法定理，将基本磁流源激励的场展开为以球心为原点的球面波的叠加。

The field excitated by basic magnetic current with arbitrary position and arbitrary orientation is expressed by series of sphere waves whose centers are at the coordinate origin using the addition theorem of sphere Hankel function .

介绍口径天线近场绕射计算的卷积积分法，该方法可用FFT实现快速计算，故它是比传统的直接积分或球面波展开法更有效的一种计算模式。

In this article , a calculation method of convolution integration for near field diffraction of aperture antennas is discussed . This method can accomplish fast calculation by FFT , and it is a more efficient one than direct integration or spherical wave expansion method ( SWE ) .

利用X射线光电子衍射（XPD）技术并结合基于球面波近似单散射团簇模型（SSC-SW）的XPD理论对ZnO单晶薄膜的表面极性进行了研究。

By employing the X-ray photoelectron diffraction ( XPD ) method and the XPD theory based on the single scattering cluster-spherical wave ( SSC-SW ) model , we have studied the surface polarity of the ZnO film .

本文在四维Minkowski空间中对具有立方非线性复标量场方程进行了研究，并给出了场方程的两种精确解，这两种解相当于场的平面与球面波解。

The field equation for a complex scalar field with a cubic nonlinear term in tour-dimensional Minkowski space is studied . Two classes of exact solutions , corresponding to solutions of plane and spherical waves , are presented .

球面波照射下Ronchi光栅的菲涅尔衍射及计算机模拟一种用于均匀照明的衍射光学元件设计的快速模拟退火法

Analysis and Simulation of the Plural Amplitude and Distribution of Optical Intensity about Fresnel Diffraction of Ronchi Grating on Spherical Wave A Fast SA Algorithm for the Design of DOE for Uniform Illumination

将Talbot效应与实验力学相结合，提出用斜入射的圆锥形扩散球面波通过衍射光栅产生的Talbot效应，测定板面曲率的剪切干涉云纹法。

Combining Talbot effect with experimental mechanics , this paper presents the principle , method and optical arrangement system about the diffraction and Talbot shearing interferometry with an oblique incidence spread spherical wave for determining curvature of a plate surface .

将各物体间的互偶处理为等效球面波照射，采用惠更斯原理，等效球面波激励信号可处理为球面波入射场阵列（SWIFA），大幅度提高了计算速度；

The input signals of the equivalent spherical waves are expressed as spherical wave input filed array ( SWIFA ) according Huygens principle . Then the calculation speed is increased largely .

球面波条件下新的粘性边界法

A New Viscous Boundary Method Under the Condition of Spherical Wave

基于球面波理论的偏焦轴天线分析

Calculation of the Shifted Focal Axis Antenna by Spherical Wave Theory

会聚球面波曲率半径的精确测量

Precision measurement of the radius of curvature of convergent laser beam

球面波通过透镜-光阑分离系统的焦移

Focal shift in a spherical wave focused by lens-diaphragm separating system

球面波照射下实现非精确分数阶傅里叶变换

Achieving Non-exact Fractional Fourier Transform in the Rays of Spherical Waves

折射球面波场的计算方法及其对斜探头的应用

Calculation of Spherical Wave Refraction and its Application to Angle Probes

会聚球面波通过环形光阑的光强分布

Intensity distribution of converging spherical waves passing through an annular aperture

来自分形粗糙面球面波近场散射特性

Near-Field Scattering Characteristics of Spherical Wave from the Fractal Rough Surface