Title :
Gain and phase dynamics of InAs/GaAs quantum dot semiconductor optical amplifiers
Author :
Driscoll, I.O. ; Piwonski, T. ; Houlihan, J. ; Huyet, G. ; Manning, R.J. ; Corbett, B.
Author_Institution :
Tyndall Nat. Inst., Cork
Abstract :
The gain/phase transients of InAs/GaAs quantum-dot semiconductor-optical-amplifiers are analysed using a 2-colour heterodyne pump-probe arrangement. Key processes highlighted include hole dynamics for the gain, and wetting-layer electron dynamics for the phase.
Keywords :
III-V semiconductors; gallium arsenide; indium compounds; laser beams; quantum dot lasers; semiconductor optical amplifiers; wetting; InAs-GaAs; gain dynamics; hole dynamics; phase dynamics; quantum dot semiconductor optical amplifiers; two-colour heterodyne pump-probe arrangement; wetting-layer electron dynamics; Gallium arsenide; High speed optical techniques; Nonlinear optical devices; Nonlinear optics; Optical mixing; Optical pumping; Quantum dots; Semiconductor optical amplifiers; Stimulated emission; Ultrafast optics; (250.4480) Optical amplifiers; (320.7100) Ultrafast measurements;
Conference_Titel :
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-859-9
