DocumentCode
2157087
Title
High-efficiency light-emission from novel GaAs deep-centers for high-speed 1.5 μm fiber-optics
Author
Pan, Janet L.
Author_Institution
Yale Univ., New Haven
fYear
2007
fDate
17-22 June 2007
Firstpage
1
Lastpage
1
Abstract
We demonstrate the first LEDs at 1.3-1.5 μm using GaAs deep-centers having higher (90%) efficiencies and larger Einstein B-coefficients than bulk InGaAs. An observed absence of deep-center self-absorption (Franck-Condon shift) could make possible near-zero threshold lasers.
Keywords
gallium arsenide; high-speed optical techniques; laser beams; light emitting diodes; optical fibres; semiconductor lasers; Einstein B-coefficients; Franck-Condon shift; GaAs; deep-center self-absorption; high-efficiency light-emission; high-speed fiber-optics; near-zero threshold lasers; wavelength 1.3 μm to 1.5 μm; Absorption; Fiber lasers; Gallium arsenide; III-V semiconductor materials; Indium gallium arsenide; Laser transitions; Luminescence; Material properties; Self-assembly; Semiconductor lasers;
fLanguage
English
Publisher
ieee
Conference_Titel
Lasers and Electro-Optics, 2007 and the International Quantum Electronics Conference. CLEOE-IQEC 2007. European Conference on
Conference_Location
Munich
Print_ISBN
978-1-4244-0930-3
Electronic_ISBN
978-1-4244-0931-0
Type
conf
DOI
10.1109/CLEOE-IQEC.2007.4386235
Filename
4386235
Link To Document