Title :
Femtosecond resonant pulse propagation in quantum cascade lasers: Evidence of coherent effects
Author :
Choi, Hyunyong ; Gkortsas, Vasileios-Marios ; Kartner, Franz X. ; Diehl, Laurent ; Wang, Christine Y. ; Capasso, Federico ; Bour, David ; Corzine, Scott ; Zhu, Jintian ; Hofler, Gloria ; Norris, Theodore B.
Author_Institution :
Dept. of Electr. Eng. & Comput. Sci., Michigan Univ., Ann Arbor, MI
Abstract :
Ultrafast upconversion is employed to investigate pulse propagation in quantum cascade lasers. The authors have observed advances of the pulse peak to early times, pulse re-shaping, and evidence of a coherent contribution to pulse propagation.
Keywords :
laser tuning; light coherence; optical pulse generation; quantum cascade lasers; quantum optics; spectral line broadening; time resolved spectra; coherent effects; femtosecond resonant pulse propagation; quantum cascade lasers; quantum optics; spectral broadening; time-resolved spectra; ultrafast optical upconversion; Atom optics; Nonlinear optics; Optical distortion; Optical propagation; Optical pulse generation; Optical pulses; Pulse amplifiers; Quantum cascade lasers; Resonance; Ultrafast optics; (140.5965) Semiconductor lasers, quantum cascade; (320.7100) Ultrafast measurement;
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
