Title :
Optical tachyons, broken PT-symmetry, and strain effects in photonic graphene
Author :
Szameit, Alexander ; Rechtsman, Mikael C. ; Bahat-Treidel, Omri ; Segev, Mordechai
Author_Institution :
Phys. Dept., Technion - Israel Inst. of Technol., Haifa, Israel
Abstract :
We demonstrate that optical tachyons, particles that travel faster than the speed of light can be generated by PT-symmetry breaking in photonic graphene. We further show that the PT-symmetry can be restored via strain.
Keywords :
graphene; photonic crystals; spontaneous symmetry breaking; tachyons; C; PT-symmetry breaking; broken PT-symmetry; optical tachyons; photonic graphene; speed of light; strain effects; Dispersion; Eigenvalues and eigenfunctions; Optical imaging; Optical losses; Optical waveguides; Photonics; Strain;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
