金属纳米颗粒等离激元耦合的研究及其对理解近场光学探测的意义
摘要
等离激元是与电磁场耦合的自由电子的集体振荡．贵金属纳米颗粒的等离激元振荡频率位于或接近光频，并且具有模式压缩、场增强等新颖的光学性质，因此有广阔的应用前景，当前备受关注．在研究单个金属纳米颗粒的等离激元之后进一步研究两个甚至多个颗粒间等离激元的耦合可以更深入地揭示等离激元的基本性质，是构筑具有实用功能的等离激元器件的重要基础．
出处
《科学通报》
EI
CAS
CSCD
北大核心
2009年第15期2264-2264,共1页
Chinese Science Bulletin
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