Title :
Physical origin of frequency noise and linewidth in mid-IR DFB quantum cascade lasers
Author :
Tombez, Lionel ; Schilt, Stephane ; Di Domenico, G. ; Blaser, Sebastian ; Muller, A. ; Gresch, T. ; Hinkov, B. ; Beck, M. ; Faist, J. ; Hofstetter, D.
Author_Institution :
LTF Lab. Temps-Frequence, Univ. de Neuchatel, Neuchatel, Switzerland
Abstract :
Frequency noise and linewidth properties of different mid-infrared DFB-QCLs using buried-heterostructures and ridge waveguides are compared. The physical origin of frequency noise and the impact of the different lasers parameters are discussed.
Keywords :
distributed feedback lasers; laser beams; laser noise; quantum cascade lasers; ridge waveguides; waveguide lasers; buried-heterostructures; frequency noise; laser parameters; linewidth properties; mid-IR DFB quantum cascade lasers; mid-infrared DFB-QCL; physical origin; ridge waveguides; Frequency measurement; Laser noise; Laser theory; Noise measurement; Quantum cascade lasers; Waveguide lasers;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
