For the description of the focusing properties of a Bessel beam generated by an axicon, we first deduce a type of analytic expression other than Huygens-Fresnel diffraction integral theory.
对轴棱锥产生的贝塞尔光聚焦特性的描述,我们提出一种有别于惠更斯-菲涅耳衍射积分理论的解析表达。
In the teaching of physical experiment of uncertainty theory, assessing the experiment data of convex mirror focus measurement with Bessel method, meets with some application problems.
在物理实验教学过程中,应用不确定度理论评定贝塞尔法测焦距的实验数据时遇到了一些具体应用上的问题,本文对这些问题进行分析、研究后给出了一种合理的不确定度评定方案。
Based on theory about magnetostrictive and M-Z interferometer,the correlation expression between the detected magnetic field and other two fields is given with Bessel function.
为了减少相位随机漂移和1/f噪声对信号检测灵敏度的影响,基于磁致伸缩效应的光纤干涉型磁场传感器必需在传感臂或参考臂施加高频调制磁场;考虑负载效应、退磁效应,给出了光纤/磁致伸缩耦合结构的等效应变;采用相位载波(PGC)外调制方案,在参考臂施加高频调制磁场,根据贝塞尔函数展开式,建立了被测磁场与载波磁场振幅、调制磁场振幅之间的关系式;借助Matlab/Simu-link,对相位解调方法进行仿真,仿真结果与理论分析结果十分吻合;研究了输出信号幅值随调制磁场幅值变化的趋势,得到高频调制磁场幅值的最优值。
Properties of Apertured Bessel Beams
贝塞尔光束的特性及参量的影响(英文)
Theory and experiment of diffraction-free Bessel beam interference
无衍射贝塞尔光束相干的理论与实验
Unstable Bessel Optical Resonator with an Axicon
带圆锥透镜的非稳贝塞尔光学谐振腔
Transverse trapping force on a Rayleigh particle in Bessel beam
瑞利粒子在贝塞尔光束中的横向受力
Space Spectrum and Filtering of Apertured Bessel Beam
加光阑的贝塞尔光束的空间频谱和滤波
The Research on "Nondiffracting" Quality of Zero-order Bessel Beams and Its Application;
零级贝塞尔光束的“无衍射”特性及其应用研究
Propagation of SGB beam in turbulent atmosphere
超高斯贝塞尔光束在湍流大气中的传播
Propagation Properties of Bessel Beams Through a Hard-edged Annular Apertured ABCD Optical System
贝塞尔光束通过环形硬边光阑的ABCD光学系统传输
Analyzing the Characteristic of Biologic Particle Trapped by Using Bessel Beams
贝塞尔光束对微米级生物粒子的光俘获特性分析
Furthermore, in recent several years, people have generated considerable interests in the high order Bessel beams.
此外,近年来人们对高阶贝塞尔光束产生了极大的兴趣。
Non-paraxial effect of ultrashort pulsed Bessel beams on their propagation
超短脉冲贝塞尔光束的非近轴效应对传输的影响
Focal switch effect of focused Bessel-Gaussian beams
聚焦贝塞尔-高斯光束的焦开关效应
A Numerical Calculating Way of the Bessel Function
光学问题中贝塞尔函数值的计算方法
Influence of Atmospheric Turbulence on the Axial Intensity of Bessel-Gauss Beams
大气湍流对贝塞尔高斯光束轴上光强的影响
Bessel Transformation of Axial Symmetric Gaussian Beam by Computer-Generated Hologram (CGH) Element
用计算全息元件对高斯光束实现贝塞尔变换
The Propagation Characteristics of the Diffraction Field by a Circular Aperture of Bessel-Gauss Beam;
贝塞尔-高斯光束圆孔衍射场的传播特性
Evolution of phase singularities of higher-order Bessel-Gaussian pulsed beams
高阶贝塞尔-高斯脉冲光束相位奇点的演化
Spectrum Properties of Partially Coherent Modified Bessel-Gauss Beams Passing Through an Aperture Lens
部分相干修正贝塞尔高斯光束通过光阑透镜的光谱特性