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Strain relief by periodic misfit arrays for low defect density GaSb on GaAs
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10.1063/1.2172742
/content/aip/journal/apl/88/13/10.1063/1.2172742
http://aip.metastore.ingenta.com/content/aip/journal/apl/88/13/10.1063/1.2172742
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Cross-sectional TEM image of of GaSb on GaAs showing a highly periodic array of misfit dislocations at the GaSb layer and the GaAs substrate.

Image of FIG. 2.
FIG. 2.

HR-TEM image of the interface showing a periodic 90° misfit array with a spacing.

Image of FIG. 3.
FIG. 3.

AFM images of the growth of GaSb on GaAs after (a) 3 ML deposition and (b) 9 ML deposition, showing formation of islands that are elongated along the [1–10] direction.

Image of FIG. 4.
FIG. 4.

Cross-sectional TEM image of a GaSb island on GaAs resulting from 9 ML deposition of GaSb with strain relieving misfit dislocations that can be observed at the interface.

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/content/aip/journal/apl/88/13/10.1063/1.2172742
2006-03-30
2014-04-24
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Strain relief by periodic misfit arrays for low defect density GaSb on GaAs
http://aip.metastore.ingenta.com/content/aip/journal/apl/88/13/10.1063/1.2172742
10.1063/1.2172742
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