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Structural atomic-scale analysis of GaAs/AlGaAs quantum wires and quantum dots grown by droplet epitaxy on a (311)A substrate
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10.1063/1.3589965
/content/aip/journal/apl/98/19/10.1063/1.3589965
http://aip.metastore.ingenta.com/content/aip/journal/apl/98/19/10.1063/1.3589965
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

AFM images of the uncapped QDs after 10 min annealing at a) 450 and b) .

Image of FIG. 2.
FIG. 2.

(a) topographic X-STM image of one complete QWR (marked by the two dashed lines). [(b) and (c)] close ups of the interface fluctuation.

Image of FIG. 3.
FIG. 3.

(a) topographic X-STM image of the QD layer. An AlAs rich region emanating from the top of one of the QDs is marked by two lines. (b) topographic image of a typical QD with a smooth and (c) rough bottom AlGaAs/GaAs interface.

Image of FIG. 4.
FIG. 4.

(a) topographic X-STM image of a GaAs QD capped with GaAs. The interface is marked by the white transparent line.

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/content/aip/journal/apl/98/19/10.1063/1.3589965
2011-05-12
2014-04-20
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Structural atomic-scale analysis of GaAs/AlGaAs quantum wires and quantum dots grown by droplet epitaxy on a (311)A substrate
http://aip.metastore.ingenta.com/content/aip/journal/apl/98/19/10.1063/1.3589965
10.1063/1.3589965
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