Title :
Broadband gain from “continuum-to-bound” Quantum Cascade lasers
Author :
Yao, Yu ; Tsai, Tracy ; Charles, William O. ; Chen, Jianxin ; Wysocki, Gerard ; Gmachl, Claire F.
Author_Institution :
Dept. of Electr. Eng., Princeton Univ., Princeton, NJ, USA
Abstract :
A Quantum Cascade laser design based on “continuum-to-bound” transitions with several strongly coupled upper laser states is demonstrated, which enables external cavity tuning over 190 cm-1 in pulsed mode operation at 0°C.
Keywords :
laser cavity resonators; optical fabrication; optical testing; quantum cascade lasers; broadband gain; continuum-to-bound quantum cascade lasers; external cavity tuning; Electrons; Indium gallium arsenide; Laser modes; Laser transitions; Laser tuning; Molecular beam epitaxial growth; Optical coupling; Optical design; Quantum cascade lasers; Semiconductor lasers;
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-890-2
Electronic_ISBN :
978-1-55752-890-2
