Title :
Second harmonic generation with optical vortices in negative-index metamaterials
Author :
Shalaev, Mikhail I. ; Kudyshev, Zhaxylyk A. ; Cartwright, Alexander N. ; Litchinitser, Natalia M.
Author_Institution :
Sch. of Electr. Eng., SUNY - Univ. at Buffalo, Buffalo, NY, USA
Abstract :
We discuss the backward phase-matched process in negative index metamaterials with quadratic nonlinearity, resulting in generation of a backward propagating vortex with simultaneously doubled frequency, orbital angular momentum and reversed rotation direction of the wavefront.
Keywords :
light propagation; optical harmonic generation; optical metamaterials; optical rotation; optical vortices; refractive index; backward optical vortex propagation; backward phase-matched process; negative-index metamaterials; optical frequency doubling; orbital angular momentum; quadratic nonlinearity; second harmonic generation; wavefront reversed rotation direction; Indexes; Metamaterials; Optical frequency conversion; Optical vortices; Vectors;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
