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.
Low threshold room temperature GaAs quantum cascade lasers with Al/sub 0.45/Ga/sub 0.55/As waveguide
Conference on Lasers and Electro-Optics, 2004. (CLEO). ; 1 ; 2 pp. vol.1
2004-01-01
118148 byte
Conference paper
Electronic Resource
English
IEEE | 1999
|British Library Conference Proceedings | 1999
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