Title :
Single-sided diffraction by PT-symmetric metasurfaces
Author :
Nye, Nicholas S. ; Miri, Mohammad-Ali ; Christodoulides, Demetrios N.
Author_Institution :
Coll. of Opt. & Photonics, Univ. of Central Florida, Orlando, FL, USA
Abstract :
We explore light diffraction by parity-time-symmetric metasurfaces. Such structures can lead to one-sided diffraction when operating close to their exceptional points. In this regime, the negative diffraction orders are eliminated while the positive are enhanced.
Keywords :
light diffraction; optical metamaterials; negative diffraction order elimination; parity-time-symmetric metasurfaces; single-sided light diffraction; Diffraction; Modulation; Optical imaging; Optical refraction; Optical scattering; Optical variables control; Optical vortices;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location :
San Jose, CA
