Title :
Coulomb and carrier dynamics of 1.3 /spl mu/m quantum dots in tunable two-color pump-probe experiments
Author :
Quochi, F. ; Dinu, M. ; Pfeiffer, L.N. ; West, K.W. ; Kerbage, C. ; Windeler, R.S. ; Eggleton, B.J.
Author_Institution :
Bell Labs., Lucent Technol., Holmdel, NJ, USA
Abstract :
We report Coulomb renormalization and carrier thermal activation dynamics in self-assembled quantum dots following selective optical excitation in the ground state using a novel two-color pump-probe technique based on soliton self-frequency shift in microstructure fibers.
Keywords :
carrier mobility; gallium arsenide; ground states; indium compounds; infrared spectra; optical fibres; photoluminescence; self-assembly; semiconductor quantum dots; spectral line shift; time resolved spectra; 1.3 mum; Coulomb renormalization; InAs-GaAs; carrier dynamics; carrier thermal activation; ground state; microstructure fibers; selective optical excitation; self-assembled quantum dots; soliton self-frequency shift; tunable two-color pump-probe technique; ultrafast optical spectroscopy; Microstructure; Optical fiber polarization; Optical pumping; Optical scattering; Pulse amplifiers; Quantum dots; Resonance; Solitons; Stationary state; US Department of Transportation;
Conference_Titel :
Quantum Electronics and Laser Science, 2003. QELS. Postconference Digest
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
1-55752-749-0
DOI :
10.1109/QELS.2003.237991
