Title :
Design of laser transition oscillator strength for THz quantum cascade lasers
Author :
Fathololoumi, S. ; Dupont, E. ; Laframboise, S.R. ; Wasilewski, Z.R. ; Ban, D. ; Liu, H.C.
Author_Institution :
Inst. for Microstruct. Sci., Nat. Res. Council of Canada, Ottawa, ON, Canada
Abstract :
The density matrix based model is employed to design number of THz quantum cascade lasers with various laser transition oscillator strengths. The optimum oscillator strength varies between 0.35 and 0.47. Experimental results verify the theoretical predictions.
Keywords :
III-V semiconductors; aluminium compounds; gallium arsenide; laser cavity resonators; laser transitions; optical design techniques; quantum cascade lasers; Al0.15Ga0.85As-GaAs; THz quantum cascade lasers; density matrix based model; laser transition oscillator strength; optical design; quantum wells; Laser modes; Laser theory; Laser transitions; Oscillators; Quantum cascade lasers; Temperature measurement;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
