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Influence of manganese contamination on high-mobility heterostructures
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10.1063/1.1782262
/content/aip/journal/apl/85/7/10.1063/1.1782262
http://aip.metastore.ingenta.com/content/aip/journal/apl/85/7/10.1063/1.1782262
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Schematic structure of the MDSI samples.

Image of FIG. 2.
FIG. 2.

Temporal evolution of the mobilities of our MDSI samples. All samples except for sample B were grown on a Mn free substrate mount. Sample A and sample C show mobilities of 5.4 and , respectively.

Image of FIG. 3.
FIG. 3.

PL spectra of sample A and sample B at and an excitation density of about . Sample B exhibits a Mn-related luminescence band at . In sample A no Mn-related PL signal was detected.

Image of FIG. 4.
FIG. 4.

PL spectra of sample B at three different excitation densities, measured at All spectra are normalized to the same excitonic intensity.

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/content/aip/journal/apl/85/7/10.1063/1.1782262
2004-08-10
2014-04-17
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Influence of manganese contamination on high-mobility GaAs∕AlGaAs heterostructures
http://aip.metastore.ingenta.com/content/aip/journal/apl/85/7/10.1063/1.1782262
10.1063/1.1782262
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