Title :
Observation of dispersion-free edge states in honeycomb photonic lattices
Author :
Plotnik, Yonatan ; Rechtsman, Mikael C. ; Song, Daohong ; Heinrich, Matthias ; Szameit, Alexander ; Malkova, Natalia ; Chen, Zhigang ; Segev, Mordechai
Author_Institution :
Phys. Dept., Technion - Israel Inst. of Technol., Haifa, Israel
Abstract :
We present the observation of dispersion-free edge states in a honeycomb lattice. We show the existence of surface states on both zigzag and bearded edges, and display their dispersion-free nature by tilting the input beam.
Keywords :
graphene; honeycomb structures; optical lattices; photonic band gap; surface states; C; bearded edge; dispersion-free edge states; graphene; honeycomb photonic lattice; input beam tilting; surface states; zigzag edge; Image edge detection; Lattices; Nonlinear optics; Optical diffraction; Optical waveguides; Photonics;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
