Title :
Optical topological transitions in photonic hypercrystals
Author :
Narimanov, Evgenii E.
Author_Institution :
Sch. of Electr. & Comput. Eng., Purdue Univ., West Lafayette, IN, USA
Abstract :
We demonstrate that Dirac dispersion cones in photonic hypercrystals originate from an optical topological transition. The resulting singularity in the photonic density of states has a strong effect on the emissivity of the hypercrystal.
Keywords :
optical dispersion; photonic band gap; photonic crystals; Dirac dispersion cones; emissivity; optical topological transition; photonic density of states; photonic hypercrystals; Dispersion; Metamaterials; Optical diffraction; Photonics; Resonant frequency; Silicon;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location :
San Jose, CA
