Title :
Modal phase matching in GaAs/AlGaAs waveguides: second harmonic generation with femtosecond pulses near 1.5 /spl mu/m
Author :
Rao, S. Venugopal ; Moutzouris, K. ; Ebrahimzadeh, M. ; Rossi, A. De ; Calligaro, M. ; Ortiz, V. ; Berger, V.
Author_Institution :
Sch. of Phys. & Astron., Univ. of St Andrews, UK
Abstract :
We report optical second harmonic generation (SHG) through modal phase matching in GaAs/AlGaAs semiconductor waveguides. Using femtosecond fundamental pulses, both type I and type II SHG is demonstrated for fundamental wavelengths near 1.55 /spl mu/m.
Keywords :
III-V semiconductors; gallium arsenide; high-speed optical techniques; optical fibre communication; optical harmonic generation; optical phase matching; optical waveguides; ternary semiconductors; 1.55 micron; GaAs-AlGaAs; GaAs/AlGaAs semiconductor waveguides; SHG; femtosecond pulses; modal phase matching; optical second harmonic generation; Frequency conversion; Gallium arsenide; Nonlinear optics; Optical frequency conversion; Optical harmonic generation; Optical pulse generation; Optical pulses; Optical waveguides; Semiconductor waveguides; Ultrafast optics;
Conference_Titel :
Lasers and Electro-Optics, 2003. CLEO '03. Conference on
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
1-55752-748-2
