Title :
Low threshold room temperature GaAs quantum cascade lasers with Al/sub 0.45/Ga/sub 0.55/As waveguide
Author :
Bengloan, J.-Y. ; Dhillon, S. ; Calligaro, M. ; Ortiz, V. ; Sirtori, C.
Author_Institution :
Thales Res. & Technol., Orsay, France
Abstract :
Significant improvements in the threshold current density of GaAs quantum cascade lasers are obtained by using waveguide with Al/sub 0.45/Ga/sub 0.55/As cladding layers.
Keywords :
III-V semiconductors; aluminium compounds; gallium arsenide; optical waveguides; quantum cascade lasers; waveguide lasers; 20 degC; Al/sub 0.45/Ga/sub 0.55/As; Al/sub 0.45/Ga/sub 0.55/As waveguide; GaAs; GaAs lasers; cladding layers; low threshold lasers; quantum cascade lasers; room temperature lasers; threshold current density;
Conference_Titel :
Lasers and Electro-Optics, 2004. (CLEO). Conference on
Conference_Location :
San Francisco, CA
Print_ISBN :
1-55752-777-6
