We show that either a blueshift or a redshift of the fundamental transition energy can be observed in vertical arrays of InAs/GaAs quantum dots, depending on the spacer thicknesses, and explained by including strain, indium segregation, and Coulomb effects.
Vertical coupling effects in arrays of InAs quantum dots
Gucciardi PG;Frigeri P;Lazzarini L;Salviati G
2001
Abstract
We show that either a blueshift or a redshift of the fundamental transition energy can be observed in vertical arrays of InAs/GaAs quantum dots, depending on the spacer thicknesses, and explained by including strain, indium segregation, and Coulomb effects.File in questo prodotto:
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