DocumentCode
732866
Title
Plasmonic nanoantennas on nanopedestals for ultra-sensitive vibrational IR-spectroscopy
Author
Etezadi, Dordaneh ; Cetin, Arif E. ; Altug, Hatice
Author_Institution
Dept. of Electr. & Comput. Eng., Boston Univ., Boston, MA, USA
fYear
2015
fDate
10-15 May 2015
Firstpage
1
Lastpage
2
Abstract
We experimentally demonstrate that elevating polarization-insensitive nanoring antennas on nanopedestals enables high surface enhanced infrared absorption (SEIRA) signals. This is due to larger and accessible nearfields offering better overlap with biomolecules.
Keywords
infrared spectroscopy; light polarisation; metamaterial antennas; molecular biophysics; nanophotonics; plasmonics; biomolecules; nanopedestals; plasmonic nanoantennas; polarization-insensitive nanoring antennas; surface enhanced infrared absorption signals; ultrasensitive vibrational IR-spectroscopy; Absorption; Proteins; Reflection; Reflector antennas; Silicon nitride; Substrates;
fLanguage
English
Publisher
ieee
Conference_Titel
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location
San Jose, CA
Type
conf
Filename
7183303
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