Coherent scattering and non-coherent scattering 相干散射和非相干散射
The mechanism of coherent stimulated light scattering and the characteristics of the surface ripple in the laser interaction with materials is described. 叙述了激光与材料相互作用过程中引起相干受激光散射的机制,以及形成材料表面波纹的特性。
Based on the plane wave spectrum method, the scattered field of Gaussian beam from rough object is derived and the formula for calculating the coherent scattering cross section is obtained using the physical optics approximation and the stationary phase method. 由平面波谱展开法推导出粗糙面高斯波束散射场表达式,并根据物理光学近似和稳相法原理得到相干散射截面的理论公式。
Microwave Coherent Scattering System for Studying Plasma Wave 用于等离子体波研究的微波相干散射系统
Near-Field Effect of Coherent Extended Target Scattering 相干扩展目标散射的近场效应
The origin of photorefractive coherent scattering noise is analyzed, its applications and various schemes to suppress the noise are presented, and the prospect of the study is described. 总结了抑制噪声的各种方案及噪声的相关应用,最后展望了光折变散射噪声的研究前景。
Measurement of Photon Localization in Micro-Structure Optical Fibers Using Coherent Back Scattering SPLIT-PHASE METHOD 相干背散射法测量微结构光纤中的光子局域化
The mechanism of this phenomenon is analyzed by Kondo scattering and coherent scattering. 文中从Kondo相互作用和相干散射的角度对这一现象的物理机制进行了分析。
Finally we discussed the selection of four physical models and the behavior of coherent exchange scattering under high hydrostatic pressure. 最后,讨论了四种物理模型的选用以及相干交换散射在高压下的行为。
Radar equation considering the coherent scattering of radar waves from cloud and rain drops 地形驻波与地形瞬变波云和雨的相干散射与雷达气象方程
Coherent four-photon scattering in plasma 等离子体中四光子的相干散射
The computer modeling and simulation method of designing ionospheric coherent scattering radar antenna are addressed, using the NEC 2 codes. 讨论了借助计算机建模仿真的手段,利用磁矩代码NEC-2来进行电离层相干散射雷达天线阵设计的方法。
The electron mass is measured, and the linewidth of the coherent scattering is analyzed. By measuring the incoherent scattering photon energy, the incoherent scattering differential cross-section can be calculated. 测量了电子质量,分析了相干散射线宽,测量了非相干散射光子的能量,算出了非相干散射微分截面,给出了Θ~Θ+dΘ内散射光子微分截面与散射角关系。
The experimental results are discussed qualitatively in the light of the optical dielectric waveguides and coherent scattering mechanism. 根据光学介质波导概念及相干散射机构,本文对上述实验结果作了定性的讨论。
Firstly, the polarization scattering matrix ( PSM) of chaff clouds is educed through coherent scattering model and one or two moment and analytical expression of probability density function of chaff clouds ′ PSM are presented. 根据相干散射模型导出了箔条云团的极化散射矩阵,给出了箔条云团散射矩阵的一二阶矩及其概率密度函数的解析表达式。
Study on polarization scattering characteristics of chaff cloud in outer space: coherent scattering model 自由空间中偶极子云团极化散射特性研究:相干散射模型
Study on Chaff Cloud Scattering Cross Section Based on Coherent Scattering Model 基于相干散射模型箔条云团散射截面研究
Photon coherent scattering at the relatively small momentum transfer 较小动量转移下γ射线的相干散射
First, the basic principal of Pol-InSAR and the two-layer coherent scattering model taken into account the scattering of surface and vegetation are discussed. 首先,对极化干涉测量的基本原理和一个考虑了地表和植被散射的二层相干散射模型进行了阐述。
The coherent exchange scattering in amorphous fe_ ( 90-x) cr_xzr_ ( 10) alloys 非晶态Fe(90-x)CrxZr(10)合金的相干交换散射效应
As four kinds of fitting subprograms of the coherent scattering peaks of non-crystalline polymers, MPS programs& f the X-ray diffraction overlapping patterns of the four partial-crystalline polymers are thus compiled as well. 据此,编写了四种类型高聚物非晶态相干散射峰的拟合子程序,以及四种类型半结晶高聚物X射线衍射重叠谱图的分峰子程序。
Research on the Coherent Scattering of Gaussian Beam from Arbitrarily Shaped Convex Object with Rough Surface 任意形状凸粗糙物体高斯光束相干散射研究
Coherent scattering fields of simple targets in rain medium 雨介质中简单目标的相干散射场
The dispersion curves of phonons along three crystallographic axes for isomorphous crystals NaBrO_3 and NaClO_3 have been measured by using coherent inelastic neutron scattering. 用中子相干非弹性散射、沿三个主晶轴方向测量了同构异质晶体NaBrO3和NaClO3的声子色散关系。
The coherent and incoherent scattering cross sections of paraxial Gaussian beam scattering from arbitrarily shaped rough object with electric large size are studied and the calculated formulas are derived using plane wave spectrum expansion and physical optics approximation. 采用平面波谱展开法和物理光学近似,从理论上推导出傍轴高斯波束对任意形状电大尺寸粗糙物体的相干与非相干雷达散射截面理论计算公式。
The crystal structure and electron coherent scattering are explicitly taken into account while they are neglected in classical Monte Carlo methods. 明确考虑了晶体结构以及电子相干散射的影响,这在经典MonteCarlo模拟方法中都是被忽略的。