Title :
Scanning voltage microscopy study of lasing and non-lasing terahertz quantum cascade lasers
Author :
Dhar, R.S. ; Razavipour, S.G. ; Dupont, E. ; Wasilewski, Z.R. ; Ban, D.
Author_Institution :
Dept. of Electr. & Comput. Eng., Univ. of Waterloo, Waterloo, ON, Canada
Abstract :
Scanning voltage microscopy results clearly show that the formation of electric field domains is responsible for the missing of lasing operation in a resonant-phonon based terahertz quantum cascade laser with a highly diagonal transition.
Keywords :
laser transitions; microwave photonics; quantum cascade lasers; terahertz wave devices; electric field domains; highly diagonal transition; lasing operation; nonlasing terahertz quantum cascade lasers; resonant-phonon based terahertz QCL; scanning voltage microscopy; Electric fields; Microscopy; Oscillators; Performance evaluation; Quantum cascade lasers; Support vector machines;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location :
San Jose, CA
