DocumentCode
2057302
Title
Quantum cascade ring lasers: Unidirectional operation and coupled ring tuning
Author
Nshii, C. ; Ironside, C.N. ; Sorel, M. ; Slight, T.J. ; Zhang, S.Y. ; Revin, D.G. ; Cockburn, J.W.
Author_Institution
Sch. of Eng., Univ. of Glasgow, Glasgow, UK
fYear
2011
fDate
22-26 May 2011
Firstpage
1
Lastpage
1
Abstract
Quantum cascade lasers (QCLs) are semiconductor lasers based on intersubband transitions in quantum wells. Semiconductor lasers in ring format do not need cleaved facets or gratings to achieve optical feedback required for lasing and could support either bidirectional or unidirectional operation. In this paper, we report on QCL in this ring format for unidirectional operation and coupled ring tuning.
Keywords
quantum cascade lasers; ring lasers; semiconductor lasers; coupled ring tuning; intersubband transitions; quantum cascade ring lasers; semiconductor lasers; unidirectional operation; Laser tuning; Optical waveguides; Quantum cascade lasers; Ring lasers; Waveguide lasers;
fLanguage
English
Publisher
ieee
Conference_Titel
Lasers and Electro-Optics Europe (CLEO EUROPE/EQEC), 2011 Conference on and 12th European Quantum Electronics Conference
Conference_Location
Munich
ISSN
Pending
Print_ISBN
978-1-4577-0533-5
Electronic_ISBN
Pending
Type
conf
DOI
10.1109/CLEOE.2011.5942564
Filename
5942564
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