DocumentCode
1242706
Title
Cavity and reflector design for vertical cavity surface emitting lasers
Author
Sale, T.E.
Author_Institution
Dept. of Electron. & Electr. Eng., Sheffield Univ., UK
Volume
142
Issue
1
fYear
1995
fDate
2/1/1995 12:00:00 AM
Firstpage
37
Lastpage
43
Abstract
The reflectivity of dielectric quarter-wave Bragg reflectors is analysed theoretically. The limiting reflectivity of lossy stacks determines minimum gain required for threshold in a vertical cavity, surface emitting laser (VCSEL). The effects of short cavities and resonant periodic gain (RPG) media are also discussed and useful mathematical expressions for device design are presented. Particular examples are made of AlAs/GaAs-based reflectors for 1.0 μm operation, although the concepts are applicable to any material system
Keywords
III-V semiconductors; aluminium compounds; gallium arsenide; laser accessories; laser cavity resonators; semiconductor lasers; surface emitting lasers; 1 mum; AlAs-GaAs; AlAs/GaAs-based reflectors; cavity design; device design; dielectric quarter-wave Bragg reflectors; lossy stacks; minimum gain; reflectivity; reflector design; resonant periodic gain; threshold; vertical cavity surface emitting lasers;
fLanguage
English
Journal_Title
Optoelectronics, IEE Proceedings -
Publisher
iet
ISSN
1350-2433
Type
jour
DOI
10.1049/ip-opt:19951659
Filename
363578
Link To Document