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- angular spectrum diffraction 角谱衍射
- Making use of integral transform,the paper gets the angular spectrum of a plane wave,gives a general method of diffraction problems and demonstrates it through an example. 利用积分变换,得到了平面波的角谱,给出了衍射问题的一般计算方法,并通过实例作了说明。
- By using the angular spectrum representation method and Rayleigh diffraction integrals,the propagation of nonparaxial vectorial Gaussian beams was analyzed and compared. 对非傍轴光束的研究方法作了总结,使用角谱表示法和瑞利衍射积分公式对非傍轴矢量高斯光束的传输作了分析和比较。
- According to vector diffraction theory,the optical field incident on a facet of a solid immersion lens(SIL) is the integral of the angular spectrum, which is decomposed into TE and TM waves. 从矢量衍射理论出发,将入射到固体浸没透镜(SIL)底面的光场看成角谱积分形式,并将角谱分量分解为TE波和TM波,从而用隧道薄膜的特性矩阵方法求出相应的反射角谱分量。
- Angular spectrum and application in diffraction 角谱及其在衍射中的应用
- A Method of Calculating the Diffraction by Angular Spectrum 衍射问题的角谱计算法
- Thus, the entire SPR angular spectrum can be monitored expediently in real-time, while it can avoid the imprecision and the cumbersomeness brought by the use of moving parts. 这样,各通道共振角的分布可以方便地实时监测,同时避免了非特异性响应和机械调节带来的误差和不便。
- As yet, a variety of approaches, such as the perturbation method, power series expansion, angular spectrum representation and integral solution of the wave equation etc. have been proposed to treat the beam propagation behavior beyond the paraxial regime. 迄今已提出许多方法 ,例如微扰法、级数展开法、算子法、角谱分析法和波动方程积分解等方法 ,用以研究光束的非傍轴传输行为。
- Under the condition of small amplitude,the operating equations of the wiggler are given,and then,the trajectories of the beam electrons and the angular spectrum of spontaneous emission are derived. 在小振幅条件下,给出了摆动器的工作方程,导出了束电子的运动轨迹和自发辐射谱分布。
- Angular spectrum representation method 角谱表示法
- Keywords Ultrashort pulse;propagation property;anomalous spectrum;Rayleigh-Sommerfeld diffraction integral;angular spectrum method;Fourier transform;free space;dispersive medium;circular aperture; 超短脉冲;传输特性;光谱异常;瑞利-索末菲衍射积分;角谱法;傅里叶变换;自由空间;色散介质;圆孔光阑;
- Efficient evaluation of half-spaces Green's functions in angular spectrum plane 半空间格林函数的角谱平面高效计算
- Angular forms, outlines, or corners. 角形角形,角的轮廓或棱角
- The survey covered a broad spectrum of topic. 这本简史涉及的话题范围很广。
- Analysis of Near-Field Distribution of Solid Immersion Lens by Angular Spectrum 用角谱方法分析固体浸没透镜的近场光场
- Light scattering model and angular spectrum of scattering intensity in fogs 群体雾粒子散射模型及散射角谱研究
- The angular distance of a celestial object above the horizon. 地平纬度地平线以上天体的角度距离
- Red and violet are at opposite ends of the spectrum. 红色和紫色位于光谱相对的两端。
- Another important wave phenomenon is diffraction. 另一个重要的波现象是衍射。
- To undergo or cause to undergo diffraction. 使衍射产生或导致衍射