DocumentCode
500394
Title
Interface roughness broadening in intersubband lasers: Homogeneous or not?
Author
Khurgin, J.B. ; Dikmelik, Y.
Author_Institution
Johns Hopkins Univ., Baltimore, MD, USA
fYear
2009
fDate
2-4 June 2009
Firstpage
1
Lastpage
2
Abstract
We demonstrate the inhomogeneous character of interface roughness broadening in intersubband transitions and analyze its impact on temperature dependence of the gain and absorption spectra in the quantum cascade laser.
Keywords
interface roughness; quantum cascade lasers; spectral line broadening; absorption spectra; gain spectra; interface roughness broadening; intersubband transitions; quantum cascade laser; Absorption; Eigenvalues and eigenfunctions; Electrons; Laser transitions; Optical scattering; Performance analysis; Performance gain; Quantum cascade lasers; Semiconductor lasers; Temperature dependence; 140.5965 Semiconductor lasers, quantum cascade; 300.3700 Linewidth;
fLanguage
English
Publisher
ieee
Conference_Titel
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location
Baltimore, MD
Print_ISBN
978-1-55752-869-8
Electronic_ISBN
978-1-55752-869-8
Type
conf
Filename
5225786
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