| 高斯光束的矩孔和圆孔衍射 |
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| 引用本文： | 蔡祥宝.高斯光束的矩孔和圆孔衍射[J].南京邮电大学学报(自然科学版),1995(3). |
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| 作者姓名： | 蔡祥宝 |
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| 作者单位： | 南京邮电学院基础部 |
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| 摘 要： | 应用亥姆霍兹方程和傅里叶变换，对高斯光束通过狭缝、矩孔和圆孔时的衍射时行了分析。在傍轴条件下导出了相应的近似公式，并给出了数值计算结果。
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| 关 键 词： | 高斯光束，矩孔衍射，圆孔衍射 |
Diffraction of Gaussian Beams by a Rectangular Aperture and a Circular Aperture in an Opaque Screen |
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| Cai Xiangbao.Diffraction of Gaussian Beams by a Rectangular Aperture and a Circular Aperture in an Opaque Screen[J].Journal of Nanjing University of Posts and Telecommunications,1995(3). |
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| Authors: | Cai Xiangbao |
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| Abstract: | The deffraction of Gaussian beams by a slit, a rectangular aperture and a circular aperture in an opaque screen has been considered. Using Helmholtz equation and Fourier transform, the approximate formulas and numerical results have been obtained under paraxial approximation. |
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| Keywords: | Gaussian beams rectangular aperture diffraction circular apperture diffraction |
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