First-order surface plasmon resonance sensor system based on a planar light pipe

被引:19
作者
Karlsen, SP [1 ]
Johnston, KS [1 ]
Yee, SS [1 ]
Jung, CC [1 ]
机构
[1] UNIV WASHINGTON,DEPT ELECT ENGN,SEATTLE,WA 98195
基金
美国国家科学基金会;
关键词
surface plasmon resonance; chemical sensors; refractive index; light pipes;
D O I
10.1016/0925-4005(96)80122-5
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
A novel first-order optical sensor using surface plasmon resonance in a planar light pipe is introduced. The phenomenon of discrete angular bands of light in high-numerical-aperture light pipes is discussed, and the operating theory of the sensor is explained. The fabrication of two different prototype sensor configurations is presented. The operating theory of the sensors is verified by comparing experimental results with theoretical predictions of sensor performance.
引用
收藏
页码:137 / 141
页数:5
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