Title :
Mode-locking via active gain modulation in quantum cascade lasers
Author :
Kuznetsova, Lyuba ; Wang, C.Y. ; Gkortsas, V.M. ; Diehl, L. ; Kärtner, F. ; Belkin, M.A. ; Belyanin, A. ; Li, X. ; Ham, D. ; Schneider, H. ; Liu, H.C. ; Capasso, Federico
Author_Institution :
Sch. of Eng. & Appl. Sci., Harvard Univ., Cambridge, MA, USA
Abstract :
A mode-locking mechanism by active gain modulation is studied numerically and experimentally. The parameter window for the emission of stable pulse trains was found. Pulses as short as 3 ps (~0.5 pJ) were characterized by second-order autocorrelation.
Keywords :
laser accessories; laser beams; laser mode locking; laser stability; optical modulation; optical windows; quantum cascade lasers; active gain modulation; laser mode-locking; quantum cascade laser; second-order autocorrelation; stable pulse train emission; Frequency conversion; Laser mode locking; Laser stability; Optical interferometry; Optical modulation; Optical pulse generation; Optical pulses; Power lasers; Quantum cascade lasers; Semiconductor lasers; (140.3070) Infrared and far-infrared lasers; (140.4050) Mode-locked lasers; (140.5965) Semiconductor lasers, quantum cascade;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
