Title :
Efficient continuous-wave four-wave mixing and self-phase modulation in a bandgap-engineered AlGaAs waveguide
Author :
Wathen, Jeremiah J. ; Apiratikul, Paveen ; Cannon, Brice M. ; Mahmood, Tanvir ; Astar, William ; Richardson, Chris J K ; Porkolab, Gyorgy A. ; Carter, Gary M. ; Murphy, Thomas E.
Author_Institution :
Lab. for Phys. Sci., College Park, MD, USA
Abstract :
By engineering the bandgap to suppress two-photon absorption, we achieve efficient continuous-wave four-wave mixing in a passive AlGaAs waveguide. The observed conversion efficiency (-5.5 dB) is among the highest reported for semiconductor waveguides.
Keywords :
III-V semiconductors; aluminium compounds; gallium arsenide; multiwave mixing; optical waveguides; photonic band gap; self-phase modulation; two-photon processes; AlGaAs; bandgap engineering; continuous-wave four-wave mixing; conversion efficiency; self-phase modulation; semiconductor waveguides; two-photon absorption; Absorption; Four-wave mixing; Modulation; Optical waveguides; Photonic band gap; Semiconductor device measurement; Semiconductor waveguides;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
