| 基于金属表面等离子激元控制光束的新进展 |
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| 引用本文： | 王庆艳,王佳,张书练.基于金属表面等离子激元控制光束的新进展[J].光学技术,2009,35(2). |
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| 作者姓名： | 王庆艳 王佳 张书练 |
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| 作者单位： | 清华大学精密测试技术及仪器国家重点实验室,北京,100084 |
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| 摘 要： | 表面等离子激元(Surface plasmon polaritons,SPPs)是一种在金属-介质界面上激发并耦合电荷密度起伏的电磁振荡,具有近场增强、表面受限、短波长等特性,在纳米光子学的研究中扮演着重要角色。近年来表面等离子光学和基于SPPs的纳米光子器件的研究引起了国际上科学家们的广泛关注。讨论了SPPs的基本原理和在亚波长结构下的光学特性,介绍了基于亚波长金属结构的表面等离子激元在空间光束准直与聚焦、平面内光束聚焦与传导和在近场纳米光束的控制等方面的研究情况,以及在纳米光子学器件中的潜在应用。
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| 关 键 词： | 近场光学 纳米光子学器件 表面等离子 亚波长金属结构 |
Progress of beam control based on metal surface plasmon polaritons |
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| WANG Qing-yan,WANG Jia,ZHANG Shu-lian.Progress of beam control based on metal surface plasmon polaritons[J].Optical Technique,2009,35(2). |
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| Authors: | WANG Qing-yan WANG Jia ZHANG Shu-lian |
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| Institution: | State Key Laboratory of Precision Measurement Technology and Instruments;Department of Precision Instruments;Tsinghua University;Beijing 100084;China |
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| Abstract: | Surface plasmon polaritons(SPPs) is a kind of electromagnetic oscillation coupled with the undulation of charge intensity,which is excited at the interface between metal and dielectric.With the properties of near-field enhancement,surface confinement and short wavelength,SPPs play an important role in nanophotonics.Recently the researches of surface plasmon optics and nano-photonic devices based on SPPs have drawn great attention of international scientists.The principles of SPPs and their optical propertie... |
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| Keywords: | near-field optics nano-photonic devices surface plasmon subwavelength metal structure |
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