Title :
Localized photonic band edge modes and orbital angular momenta of light in a golden-angle spiral
Author :
Liew, Seng Fatt ; Heeso Noh ; Trevino, Jorge ; Dal Negro, Luca ; Hui Cao
Author_Institution :
Dept. of Appl. Phys., Yale Univ., New Haven, CT, USA
Abstract :
A golden-angle spiral lattice can posses an omnidirectional photonic bandgap despite the lack of translational and rotational symmetries. We show that the band edge modes are spatially localized and possess discrete angular momenta.
Keywords :
angular momentum theory; localised modes; photonic band gap; golden-angle spiral lattice; localized photonic band edge modes; omnidirectional photonic band gap; orbital angular momentum; Educational institutions; Flyback transformers; Optical polarization; Photonic band gap; Photonics; Spirals; USA Councils;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
