Title :
Below bandgap second harmonic generation in GaAs photonic crystal cavites in (111) and (001) crystal orientations
Author :
Buckley, Sonia ; Radulaski, Marina ; Petykiewicz, Jan ; Lagoudakis, Konstantinos G. ; Biermann, Klaus ; Vuckovic, Jelena
Author_Institution :
Spilker Center for Eng. & Appl. Sci., Stanford Univ., Stanford, CA, USA
Abstract :
We demonstrate second harmonic generation in photonic crystal cavities in (001)- and (111)-oriented GaAs, with fundamental resonance at 1800nm, leading to second harmonic below the GaAs bandgap. Below bandgap operation minimizes linear and nonlinear absorption.
Keywords :
III-V semiconductors; crystal orientation; gallium arsenide; optical harmonic generation; photonic band gap; photonic crystals; (001) crystal orientations; (001)-oriented GaAs; (111) crystal orientations; (111)-oriented GaAs; GaAs; GaAs bandgap; GaAs photonic crystal cavities; bandgap operation; bandgap second harmonic generation; fundamental resonance; nonlinear absorption; wavelength 1800 nm; Absorption; Cavity resonators; Frequency conversion; Gallium arsenide; Harmonic analysis; Photonic band gap;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2014 Conference on
Conference_Location :
San Jose, CA
