Self-assembled semiconductor quantum dots: Fundamental physics and device applications

MS Skolnick, DJ Mowbray - Annu. Rev. Mater. Res., 2004 - annualreviews.org
▪ Abstract As a result of their fully quantized electronic states and high radiative efficiencies,
self-assembled quantum dots have enabled major advances in fundamental physics studies …

New physics and devices based on self-assembled semiconductor quantum dots

DJ Mowbray, MS Skolnick - Journal of Physics D: Applied Physics, 2005 - iopscience.iop.org
Self-assembled semiconductor quantum dots (QDs) exhibit fully quantized electronic states
and high radiative efficiencies. This makes them highly suitable both for fundamental …

Strong sensitivity of photoluminescence of InAs/AlAs quantum dots to defects: evidence for lateral inter-dot transport

TS Shamirzaev, AM Gilinsky, AK Kalagin… - Semiconductor …, 2006 - iopscience.iop.org
The low-temperature steady-state and time-resolved photoluminescence (PL) from self-
assembled InAs quantum dots (QDs) embedded in AlAs with various densities of growth …

Effect of an additional infrared excitation on the luminescence efficiency of a single InAs/GaAs quantum dot

ES Moskalenko, V Donchev, KF Karlsson, PO Holtz… - Physical Review B, 2003 - APS
Microphotoluminescence (PL) spectra of a single InAs/GaAs self-assembled quantum dot
(QD) are studied under the main excitation of electron-hole pairs in the wetting layer (WL) …

Time-resolved photoluminescence of InAs quantum dots in a GaAs quantum well

F Pulizzi, AJ Kent, A Patanè, L Eaves… - Applied physics letters, 2004 - pubs.aip.org
We study the time-resolved photoluminescence emission of InAs self-assembled quantum
dots QDs incorporated in a GaAs/AlGaAs quantum well. We show that the quantum well …

Enhancement of the luminescence intensity of InAs/GaAs quantum dots induced by an external electric field

ES Moskalenko, M Larsson, KF Karlsson, PO Holtz… - Nano …, 2007 - ACS Publications
InAs/GaAs quantum dots have been subjected to a lateral external electric field in low-
temperature microphotoluminescence measurements. It is demonstrated that the dot PL …

Magnetic field effects on optical and transport properties in quantum dots

M Larsson, ES Moskalenko, LA Larsson, PO Holtz… - Physical Review B …, 2006 - APS
A photoluminescence study of self-assembled In As∕ Ga As quantum dots under the
influence of magnetic fields perpendicular and parallel to the dot layer is presented. At low …

Comparative magneto-photoluminescence study of ensembles and of individual InAs quantum dots

ES Moskalenko, LA Larsson, M Larsson, PO Holtz… - Nano Letters, 2009 - ACS Publications
We report on magneto-photoluminescence studies of InAs/GaAs quantum dots (QDs) of
considerably different densities, from dense ensembles down to individual dots. It is found …

Spectroscopy and recombination dynamics of InAs∕ AlAs quantum dots

P Dawson, EO Göbel, K Pierz - Journal of applied physics, 2005 - pubs.aip.org
We present a detailed study of the low-temperature spectroscopy and recombination
dynamics of an In As∕ Al As quantum dot sample. In particular, our studies reveal the …

Dynamics of carrier transfer into in (ga) as self-assembled quantum dots

S Marcinkevičius - Self-assembled quantum dots, 2008 - Springer
The chapter reviews ultrafast dynamics of carrier transfer into InAs/GaAs and InGaAs/GaAs
quantum dots of different doping, densities and interlevel energies. Results from theoretical …