Title :
Investigation of linewidth enhancement factor variations in external cavity and Fabry-Perot semiconductor lasers
Author :
Giuliani, Guido ; Donati, Silvano ; Elsasser, W.
Author_Institution :
Dipt. di Elettronica, Pavia Univ., Italy
Abstract :
The α-factor is measured using the self-mixing technique. For an ECL laser, α varies between 2 and 5, and the linewidth changes accordingly. Dependence of α on emitted power is investigated for a FP laser.
Keywords :
Fabry-Perot interferometers; laser beams; laser cavity resonators; laser variables measurement; semiconductor lasers; α-factor measurement; Fabry-Perot semiconductor lasers; external cavity laser; interferometric self-mixing technique; linewidth enhancement factor; Fabry-Perot; Laser feedback; Laser modes; Laser sintering; Nonlinear optics; Optical feedback; Optical interferometry; Optical materials; Power lasers; Semiconductor lasers;
Conference_Titel :
Quantum Electronics and Laser Science Conference, 2005. QELS '05
Print_ISBN :
1-55752-796-2
DOI :
10.1109/QELS.2005.1549014
