DocumentCode
1681989
Title
Plasmonic antenna-array for 2D sub-diffraction focusing beyond the optical near-field
Author
Wang, Yan ; Helmy, Amr S. ; Eleftheriades, George V.
Author_Institution
Edward S. Rogers Sr. Dept. of Electr. & Comput. Eng., Univ. of Toronto, Toronto, ON, Canada
fYear
2012
Firstpage
1
Lastpage
2
Abstract
We propose a practical optical probe configuration capable of 2D sub-diffraction imaging at a large working distance at visible frequencies. The structure consists of a planar monopole antenna-array that facilitates super-focusing due to “radiationless interference”.
Keywords
monopole antenna arrays; nanophotonics; optical design techniques; optical focusing; planar antenna arrays; plasmonics; 2D subdiffraction focusing; 2D subdiffraction imaging; optical near field; optical probe configuration; optical superfocusing; planar monopole antenna array; plasmonic antenna array; radiationless interference; visible frequencies; Apertures; Focusing; Interference; Optical imaging; Plasmons; Probes;
fLanguage
English
Publisher
ieee
Conference_Titel
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location
San Jose, CA
Print_ISBN
978-1-4673-1839-6
Type
conf
Filename
6326737
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