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GaAs quantum dots with a high density on a GaAs substrate
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10.1063/1.2213012
/content/aip/journal/apl/88/24/10.1063/1.2213012
http://aip.metastore.ingenta.com/content/aip/journal/apl/88/24/10.1063/1.2213012
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

AFM images of Ga droplets on (a) the (001) and (b) surfaces. (Scale bar is .)

Image of FIG. 2.
FIG. 2.

(a) Droplet densities vs reciprocal on both (001) and surfaces, where the solid and open circles stand for GaAs (001) and GaAs substrates, and (b) dependence of the Ga droplet size on the surface, where the square and circles stand for the lateral size and height, respectively.

Image of FIG. 3.
FIG. 3.

AFM images of GaAs QDs on (001). The crystallization process under the fluxes of (a) and (b) at the of . (Scale bar is .) The droplets on the surface were also crystallized to GaAs QDs under the fluxes of (c) and (d) at the of .

Image of FIG. 4.
FIG. 4.

PL spectra for the GaAs QDs (solid line) and the QW (dotted line) grown on the surfaces, respectively.

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/content/aip/journal/apl/88/24/10.1063/1.2213012
2006-06-14
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: GaAs quantum dots with a high density on a GaAs (111)A substrate
http://aip.metastore.ingenta.com/content/aip/journal/apl/88/24/10.1063/1.2213012
10.1063/1.2213012
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