Significant improvements in the threshold current density and in the slope efficiency of GaAs quantum cascade lasers are obtained by using dielectric waveguides based on Al/sub x/Ga/sub 1-x/As and Ga/sub 0.49/In/sub 0.51/P cladding layers.
Dielectric waveguide optimisation for GaAs based quantum cascade lasers
2005 Quantum Electronics and Laser Science Conference ; 2 ; 1002-1004 Vol. 2
2005-01-01
353102 byte
Conference paper
Electronic Resource
English
IEEE | 1999
|British Library Conference Proceedings | 1999
|GaAs/AlGaAs based quantum cascade lasers
IEEE | 2004
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