Title :
Plasmonic metasurface based ultra-thin phase holograms and planar micro-lenses
Author :
Xingjie Ni ; Kildishev, Alexander V. ; Ishii, Shin ; Shalaev, Vladimir M.
Author_Institution :
Sch. of Electr. & Comput. Eng., Purdue Univ., West Lafayette, IN, USA
Abstract :
We experimentally demonstrate a phase hologram generated at a visible wavelength by a plasmonic metasurface consisting of Babinet-inverted nano-antennas perforated on a 30-nm-thick gold film. Micrometer-sized planar lenses are made with the same technique.
Keywords :
computer-generated holography; gold; holographic optical elements; microlenses; nanophotonics; optical films; optical metamaterials; plasmonics; Au; Babinet-inverted nanoantennas; gold film; micrometer-sized planar lenses; planar microlenses; plasmonic metasurface based ultrathin phase holograms; size 30 nm; visible wavelength; Films; Gold; Holographic optical components; Holography; Lenses; Optical vortices; Plasmons;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
