| 等腰梯形小孔的夫琅和费衍射光强分布 |
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| 引用本文： | 秦爱丽,梁华秋,徐静.等腰梯形小孔的夫琅和费衍射光强分布[J].河北工程大学学报,2007,24(3):94-96,100. |
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| 作者姓名： | 秦爱丽 梁华秋 徐静 |
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| 作者单位： | 河北工程大学理学院 河北邯郸056038(秦爱丽，徐静)，台州学院物理系 浙江临海317000(梁华秋) |
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| 摘 要： | 利用计算机数值计算了不同等腰梯形小孔的夫琅和费衍射的光强分布,并分析了其光强分布的特点,得出等腰梯形上下底长度与通过衍射场中心并与上下底垂直方向的衍射条纹可分辨程度的关系。
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| 关 键 词： | 夫琅和费衍射 等腰梯形小孔 光强分布 傅里叶变换 |
| 文章编号： | 1673-9469（2007）03-0094-03 |
| 收稿时间： | 2007-03-12 |
| 修稿时间： | 2007-03-12 |
Fraunhofer diffraction light intensity distribution of the equiangular trapezoid |
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| Authors: | QIN Ai-li LIANG Hua-qiu XU Jing |
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| Affiliation: | 1. Science College, Hebei University of Engineering, Handan 056038, China; 2.Department of Physics, Taizhou University, Linhai 317000, China |
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| Abstract: | The Fraunhofer diffraction light intensity distribution of the isosceles trapezoid was calculated by computer.The characteristics of their light intensity distribution were analyzed.The light intensity distribution of vertical direction to the trapezoidal bottom through the diffraction field center was analyzed emphatically and some conclusions were obtained. |
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| Keywords: | Fraunhofer diffraction isosceles trapezoid light intensity distribution Fourier transformation |
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