Title :
Merging magnetic and electric resonances for all-dielectric nanoantenna arrays
Author :
Staude, Isabelle ; Miroshnichenko, Andrey E. ; Fofang, Tumasang ; Liu, Siyuan ; Gonzales, Edward ; Dominguez, Jason ; Decker, Manuel ; Luk, Ting S. ; Neshev, Dragomir N. ; Brener, Igal ; Kivshar, Yuri S.
Author_Institution :
Nonlinear Phys. Centre, Australian Nat. Univ., Canberra, ACT, Australia
Abstract :
We spectrally overlap the magnetic and electric resonances in all-dielectric silicon nanodisk arrays by tuning the disk aspect ratio. This offers new opportunities for functional metasurfaces and conceptually new all-dielectric unidirectional nanoantennas.
Keywords :
antenna arrays; elemental semiconductors; magnetic resonance; nanophotonics; optical arrays; silicon; Si; all-dielectric nanoantenna arrays; all-dielectric silicon nanodisk arrays; all-dielectric unidirectional nanoantennas; disk aspect ratio tuning; electric resonances; functional metasurfaces; magnetic resonances; Dielectrics; Magnetic cores; Magnetic moments; Magnetic resonance; Magnetic separation; Optical device fabrication; Silicon;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
