1887
banner image
No data available.
Please log in to see this content.
You have no subscription access to this content.
No metrics data to plot.
The attempt to load metrics for this article has failed.
The attempt to plot a graph for these metrics has failed.
InGaAs quantum dot superlattice with vertically coupled states in InGaP matrix
Rent:
Rent this article for
USD
10.1063/1.4812567
/content/aip/journal/jap/114/1/10.1063/1.4812567
http://aip.metastore.ingenta.com/content/aip/journal/jap/114/1/10.1063/1.4812567
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Schematic layer structure of a 20-stack InGaAs/GaAs QDs in InGaP matrix grown on a GaAs (001) substrate.

Image of FIG. 2.
FIG. 2.

SEM micrographs of 20-stack InGaAs QD layers with 2 nm GaAs spacers and InGaP matrix layers of (a) 16 and (b) 3 nm.

Image of FIG. 3.
FIG. 3.

(a) STEM images of 20-stack InGaAs QD layers with 2 nm GaAs spacer and 16 nm thick InGaP matrix layers. (b) Enlarged image of the middle part of (a).

Image of FIG. 4.
FIG. 4.

(a) STEM images of 20-stack InGaAs QD layers with 2 nm GaAs spacer and 3 nm thick InGaP matrix layers. (b) Enlarged image of the middle part of (a).

Image of FIG. 5.
FIG. 5.

PL spectra of 20-stack InGaAs QD layers in an InGaP matrix with interdot spacings of 4.5 and 17 nm measured at 11 K. The dotted line shows the PL spectrum of 10-stack InGaAs QD layers in an InGaP matrix with an interdot spacing of 17 nm as a reference.

Image of FIG. 6.
FIG. 6.

Excitation power dependence of PL spectra of 20-stack QD structures. (a), (b) The PL spectra of 20-stack structures with interdot spacings of 17 and 4.5 nm, respectively.

Loading

Article metrics loading...

/content/aip/journal/jap/114/1/10.1063/1.4812567
2013-07-02
2014-04-21
Loading

Full text loading...

This is a required field
Please enter a valid email address
752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: InGaAs quantum dot superlattice with vertically coupled states in InGaP matrix
http://aip.metastore.ingenta.com/content/aip/journal/jap/114/1/10.1063/1.4812567
10.1063/1.4812567
SEARCH_EXPAND_ITEM