450 meV hole localization in GaSb/GaAs quantum dots

M Geller, C Kapteyn, L Müller-Kirsch, R Heitz… - Applied Physics …, 2003‏ - pubs.aip.org
The electronic properties of self-organized GaSb quantum dots (QDs) embedded in GaAs n+
p diodes were investigated by capacitance–voltage and deep level transient spectroscopy …

High‐field magneto‐photoluminescence of semiconductor nanostructures

M Hayne, B Bansal - Luminescence, 2012‏ - Wiley Online Library
We review the photoluminescence of semiconductor nanostructures in high magnetic fields,
concentrating on the effects of the applied magnetic field on orbital motion (wave function …

Excitonic structure and pum** power dependent emission blue-shift of type-II quantum dots

P Klenovský, P Steindl, D Geffroy - Scientific Reports, 2017‏ - nature.com
In this work we study theoretically and experimentally the multi-particle structure of the so-
called type-II quantum dots with spatially separated electrons and holes. Our calculations …

Temporal evolution of GaSb/GaAs quantum dot formation

L Müller-Kirsch, R Heitz, UW Pohl… - Applied Physics …, 2001‏ - ui.adsabs.harvard.edu
The formation of GaSb quantum dots in a GaAs matrix in the Stranski-Krastanow growth
mode under metalorganic chemical vapor deposition conditions is investigated …

Electron localization by self-assembled GaSb/GaAs quantum dots

M Hayne, J Maes, S Bersier, VV Moshchalkov… - Applied Physics …, 2003‏ - pubs.aip.org
We have studied the photoluminescence from type-II GaSb/GaAs self-assembled quantum
dots in magnetic fields up to 50 T. Our results show that at low laser power, electrons are …

Type II GaSb/GaAs quantum dot/ring stacks with extended photoresponse for efficient solar cells

PJ Carrington, AS Mahajumi, MC Wagener… - Physica B: Condensed …, 2012‏ - Elsevier
We report on the fabrication of GaAs based p–i–n solar cells containing 5 and 10 layers of
type II GaSb quantum rings grown by molecular beam epitaxy. Solar cells containing …

Self-assembled growth of GaSb type II quantum ring structures

S Kobayashi, C Jiang, T Kawazu… - Japanese journal of …, 2004‏ - iopscience.iop.org
We demonstrate the self-assembled growth of GaSb quantum ring structures by molecular
beam epitaxy. GaSb rings with the internal and external diameters of about 20 nm and 60 …

Formation and optical characteristics of strain-relieved and densely stacked GaSb∕ GaAs quantum dots

J Tatebayashi, A Khoshakhlagh, SH Huang… - Applied Physics …, 2006‏ - pubs.aip.org
The authors report the formation and optical characteristics of type-II, strain-relieved, and
densely stacked Ga Sb∕ Ga As quantum dots (QDs) using an interfacial misfit (IMF) growth …

Sb/As intermixing in self-assembled GaSb/GaAs type II quantum dot systems and control of their photoluminescence spectra

C Jiang, H Sakaki - Physica E: Low-dimensional Systems and …, 2005‏ - Elsevier
The intermixing of Sb and As atoms induced by rapid thermal annealing (RTA) was
investigated for type II GaSb/GaAs self-assembled quantum dots (QD) formed by molecular …

[PDF][PDF] Structural properties of GaSb layers grown on InAs, AlSb, and GaSb buffer layers on GaAs (001) substrates

YK Noh, YJ Hwang, MD Kim, YJ Kwon… - JOURNAL-KOREAN …, 2007‏ - researchgate.net
Antimony-based compounds offer a wide range of electronic band gaps, band-gap offsets,
and electronic barriers along with extremely high electron mobility, thereby enabling a …