Title :
Plasmonic interferometer for enhanced optical biosensing
Author :
Gao, Yongkang ; Xin, Zheming ; Gan, Qiaoqiang ; Cheng, Xuanhong ; Bartoli, Filbert J.
Author_Institution :
Electr. & Comput. Eng. Dept., Lehigh Univ., Bethlehem, PA, USA
Abstract :
We report a plasmonic interferometric biosensor based on a simple slit-grooves nanostructure for enhanced optical biosensing with figures of merit reaching 71.5 and detection limit of 2×10-5 RIU in a simple collinear transmission optical setup.
Keywords :
biological techniques; light interferometry; nanobiotechnology; nanofabrication; nanosensors; nanostructured materials; optical sensors; plasmonics; surface plasmons; detection limit; enhanced optical biosensing; plasmonic interferometric biosensor; simple collinear transmission optical setup; simple slit-grooves nanostructure; Biosensors; Interference; Optical interferometry; Optical sensors; Plasmons; Refractive index;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
