Title :
Surface-plasmon coupled X-apertures for optical field enhancement and localization
Author :
Abashin, Maxim ; Agrawal, Amit ; Lezec, Henri
Author_Institution :
Center for Nanoscale Sci. & Technol., Nat. Inst. of Stand. & Technol., Gaithersburg, MD, USA
Abstract :
We design, fabricate and characterize periodic arrays of X-shaped nano-aperture antennas in Ag films. By matching the plasmonic resonance of individual antennas to that of the array, we demonstrate high field enhancement and localization.
Keywords :
antennas; nanophotonics; silver; surface plasmons; Ag; X-shaped nanoaperture antennas; individual antennas; optical field enhancement; optical field localization; periodic arrays; plasmonic resonance; surface-plasmon coupled X-apertures; Antenna arrays; Apertures; Films; Finite difference methods; Optical device fabrication; Optical scattering; Optical surface waves;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
