| 用惠更斯作图法研究左手材料的负折射现象 |
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| 引用本文： | 王凯龙,马文强,郝刚领,王伟国.用惠更斯作图法研究左手材料的负折射现象[J].科学技术与工程,2011,11(4). |
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| 作者姓名： | 王凯龙 马文强 郝刚领 王伟国 |
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| 作者单位： | 延安大学物理与电子信息学院,延安,716000 |
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| 基金项目： | 陕西省科技厅项目(SJ08-ZJ05)资助 |
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| 摘 要： | 针对理解电磁波在左手材料中的传播特性,在详细分析了该介质中电磁波波矢量k的方向、大小和坡印廷矢量s之间关系的基础之上,根据电磁场理论探讨了电磁波在右手、左手材料分界面上的反射和折射(各介质都是各向同性的)现象。并运用惠更斯作图法解释了电磁波由右手材料穿越左手材料时的负折射现象。指出发生负折射现象的根本原因是由于电磁波在左手材料中传播时其波矢量与坡印廷矢量的方向相反。
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| 关 键 词： | 左手材料 波矢量 坡印廷矢量 惠更斯作图法 负折射 |
| 收稿时间： | 2010/11/5 0:00:00 |
| 修稿时间： | 11/9/2010 5:22:20 PM |
The study on the phenomenon of negative refraction of the left-handed materials using the Huygens mapping method |
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| wang kai long,ma wen qiang,hao gang ling and wang wei guo.The study on the phenomenon of negative refraction of the left-handed materials using the Huygens mapping method[J].Science Technology and Engineering,2011,11(4). |
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| Authors: | wang kai long ma wen qiang hao gang ling and wang wei guo |
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| Institution: | WANG Kai-long,MA Wen-qiang,HAO Gang-ling,WANG Wei-guo(Department of Physics and Electronic Information,Yanan University,Yanan 716000,P.R.China) |
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| Abstract: | For the understanding of electromagnetic wave propagation in left-handed materials,the electromagnetic wave vector k dielectric is analyzed in the direction,size,and Poynting vector basis of the relationship between s,according to electromagnetic field theory electromagnetic wave at the right hand left-handed materials on the interface of the reflection and refraction(the media are isotropic).Using Huygens mapping method is explained the phenomenon of negative refraction when electromagnetic waves through t... |
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| Keywords: | left-handed materials wave vector Poynting vector Huygens mapping method negative refraction |
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