DocumentCode
779077
Title
Semiconductor unstable resonators with laterally finite mirrors
Author
Bedford, Robert ; Fallahi, Mahmoud
Author_Institution
Opt. Sci. Center, Arizona Univ., Tucson, AZ, USA
Volume
38
Issue
7
fYear
2002
fDate
7/1/2002 12:00:00 AM
Firstpage
716
Lastpage
723
Abstract
The design of semiconductor-based unstable resonators with laterally finite mirrors is investigated. A time-independent model used for tapered cavity semiconductor lasers is implemented to analyze this cavity design. Initial investigations show a significant improvement in external quantum efficiency, as well as a decrease in threshold current density as compared to the traditional tapered lasers with laterally infinite mirrors. The advantages and disadvantages of the proposed design will be discussed
Keywords
current density; laser cavity resonators; laser mirrors; optical design techniques; semiconductor lasers; cavity design; design; external quantum efficiency; laterally finite mirrors; laterally infinite mirrors; semiconductor unstable resonators; tapered cavity semiconductor lasers; threshold current density; time-independent model; Apertures; Distributed Bragg reflectors; Erbium-doped fiber lasers; Laser modes; Mirrors; Optical resonators; Power lasers; Pump lasers; Quantum well lasers; Semiconductor lasers;
fLanguage
English
Journal_Title
Quantum Electronics, IEEE Journal of
Publisher
ieee
ISSN
0018-9197
Type
jour
DOI
10.1109/JQE.2002.1017580
Filename
1017580
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