Title :
Plasmonic graded-index planar lens based on subwavelength features in the effective index regime
Author :
Grajower, Meir ; Lerman, Gilad ; Goykhman, Ilya ; Desiatov, Boris ; Yanai, Avner ; Smith, David R. ; Levy, Uriel
Author_Institution :
Dept. of Appl. Phys., Hebrew Univ. of Jerusalem, Jerusalem, Israel
Abstract :
We experimentally demonstrate the planar focusing of Surface Plasmon Polaritons using space variant PMMA subwavelength features on top of a metallic film. Focusing is obtained by creating an effective graded refractive index profile.
Keywords :
gradient index optics; lenses; nanophotonics; optical focusing; plasmonics; polaritons; surface plasmons; effective graded refractive index profile; effective index regime; metallic film; planar focusing; plasmonic graded index planar lens; space variant PMMA subwavelength feature; subwavelength features; surface plasmon polaritons; Focusing; Indexes; Lenses; Plasmons; Refractive index; Slabs;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
