Title :
Nonlinear Carrier Waves and Gain Oscillations in Infrared and Terahertz Quantum Cascade Lasers
Author :
Weber, C. ; Banit, F. ; Wacker, A. ; Knorr, A.
Author_Institution :
Tech. Univ. Berlin, Berlin
Abstract :
The pump pulse induced charge dynamics in quantum cascade laser structures is analyzed for typical examples of infrared and terahertz lasers in pump-probe spectra and electronic wave packet propagation using a density-matrix approach.
Keywords :
amplification; infrared sources; optical pumping; quantum cascade lasers; submillimetre wave lasers; charge dynamics; density-matrix approach; electronic wave packet propagation; gain oscillation; infrared laser; nonlinear carrier waves; pump pulse; pump-probe spectra; terahertz quantum cascade laser; Laser excitation; Nonlinear optics; Optical pumping; Optical scattering; Particle scattering; Pump lasers; Quantum cascade lasers; Quantum mechanics; Resonant tunneling devices; Ultrafast optics;
Conference_Titel :
Lasers and Electro-Optics, 2007. CLEO 2007. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-834-6
DOI :
10.1109/CLEO.2007.4453615
