Title :
Circular plasmonic interferometers for ultrasensitive low-background optical sensing
Author :
Yongkang Gao ; Zheming Xin ; Beibei Zeng ; Qiaoqiang Gan ; Xuanhong Cheng ; Bartoli, Filbert J.
Author_Institution :
Electr. & Comput. Eng. Dept., Lehigh Univ., Bethlehem, PA, USA
Abstract :
We report a novel plasmonic interferomer for intensity-based sensing with high FOMs* exceeding 140. This is achieved by means of destructive SPP-light interference, which provides near-perfect light cancellation for sensitive low-background detection.
Keywords :
light interferometers; optical sensors; plasmonics; polaritons; surface plasmons; SPP-light interference; circular plasmonic interferometers; intensity-based sensing; low-background detection; surface plasmon polaritons; ultrasensitive low-background optical sensing; Educational institutions; Gold; Interference; Interferometers; Plasmons; Refractive index; Sensors;
Conference_Titel :
Photonics Conference (IPC), 2013 IEEE
Conference_Location :
Bellevue, WA
Print_ISBN :
978-1-4577-1506-8
DOI :
10.1109/IPCon.2013.6656686
