Title :
High power, 16 W, grating surface emitting laser with a superlattice substrate reflector
Author :
Welch, D.F. ; Parke, R. ; Hardy, A. ; Waarts, R. ; Streifer, W. ; Scifres, D.R.
Author_Institution :
Spectra Diode Labs., San Jose, CA, USA
fDate :
5/24/1990 12:00:00 AM
Abstract :
Grating coupled surface emitting lasers with ten gain regions have been fabricated with second order gratings for output coupling, and superlattice reflectors for increased efficiency, emitting over 16 W pulsed with a differential efficiency of 50%.
Keywords :
III-V semiconductors; aluminium compounds; diffraction gratings; gallium arsenide; integrated optics; laser cavity resonators; light reflection; semiconductor junction lasers; semiconductor superlattices; 16 W; 50 percent; GaAs-AlGaAs; differential efficiency; grating surface emitting laser; output coupling; second order gratings; semiconductor lasers; superlattice substrate reflector; ten gain regions;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19900495
