Carrier distributions in DWELL (quantum dot within a quantum well) and standard quantum dot (QD) lasers are similar but radiative efficiency is higher in DWELLs although both are lower than a quantum well (QW) device even though the QD lasers have lower threshold current densities.
A comparison of the overall radiative efficiency of DWELL, standard QD and QW laser structures
2003-01-01
125811 byte
Aufsatz (Konferenz)
Elektronische Ressource
Englisch
A Comparison of the Overall Radiative Efficiency of DWELL, Standard QD and QW Laser Structures
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