Title :
Weyl points and line nodes in 3D photonic crystals
Author :
Ling Lu ; Liang Fu ; Joannopoulos, John ; Soljacic, Marin
Author_Institution :
Dept. of Phys., Massachusetts Inst. of Technol., Cambridge, MA, USA
Abstract :
We present theoretical discoveries of frequency-isolated Weyl points and line nodes, 3D linear point- and line-degeneracies, in gyroid photonic crystals. The associated surface states exhibit topological-protection and flat bands realizable from microwave to optical frequencies.
Keywords :
microwave spectra; photonic crystals; surface states; 3D linear line-degeneracy; 3D linear point-degeneracy; 3D photonic crystals; flat bands; frequency-isolated Weyl points; gyroid photonic crystals; line node; microwave frequencies; optical frequencies; surface states; topological-protection; Electron optics; Materials; Photonic crystals; Photonics; Surface waves; Three-dimensional displays;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
