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Third-harmonic generation via nonlinear RamanNath diffraction in nonlinear photonic crystal

Summary: Third-harmonic generation via nonlinear Raman­Nath
diffraction in nonlinear photonic crystal
Yan Sheng,1,
* Wenjie Wang,1
Roy Shiloh,2
Vito Roppo,3
Ady Arie,2
and Wieslaw Krolikowski1
Laser Physics Center, Research School of Physics and Engineering, Australian National University, ACT 0200, Australia
School of Electrical Engineering, Faculty of Engineering, Tel Aviv University, Tel Aviv 69978, Israel
Departament de Fisica i Enginyeria Nuclear, Universitat Politecnica de Catalunya,
Rambla Sant Nebridi, 08222 Terrassa, Barcelona, Spain
*Corresponding author: ysh111@physics.anu.edu.au
Received June 29, 2011; accepted July 18, 2011;
posted July 21, 2011 (Doc. ID 150145); published August 15, 2011
We report on the observation of multiple third-harmonic conical waves generated in an annular periodically
poled nonlinear photonic crystal. We show that the conical beams are formed as a result of the cascading


Source: Arie, Ady - Department of Electrical Engineering-Physical Electronics, Tel Aviv University


Collections: Engineering