Title :
High-power grating coupled surface emitting flared laser
Author :
Luo, H. ; Bedford, R. ; Penner, S. ; Fallahi, M.
Author_Institution :
Opt. Sci. Center, Arizona Univ., Tucson, AZ, USA
fDate :
7/8/1999 12:00:00 AM
Abstract :
A high-power surface emitting flared laser with curved feedback grating is reported. Low threshold, low divergence out-coupling is achieved. Single longitudinal mode operation with surface emitting power in excess of 110 mW and sidemode suppression of >40 dB is demonstrated
Keywords :
diffraction gratings; laser modes; optical couplers; quantum well lasers; 110 mW; InGaAs-GaAs; curved feedback grating; high-power grating coupled surface emitting flared laser; low divergence out-coupling; low threshold; sidemode suppression; single longitudinal mode operation; surface emitting power;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19990777
