Ultrafast Carrier Redistribution in Single Quantum Dots Mediated by Wetting-Layer Dynamics
Optical studies of single self-assembled semiconductor quantum dots (QDs) have been a
topic of intensive investigation over the past two decades. Due to their solid-state nature …
topic of intensive investigation over the past two decades. Due to their solid-state nature …
Nanoengineered quantum dot medium for space optoelectronic devices
S Oktyabrsky, V Tokranov, M Yakimov… - Nanophotonics and …, 2012 - spiedigitallibrary.org
Resistance to temperature and ionizing radiation of space optoelectronic devices can be
improved through control of carrier kinetics in nanoscale systems. Recent results in the …
improved through control of carrier kinetics in nanoscale systems. Recent results in the …
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 …
and high radiative efficiencies. This makes them highly suitable both for fundamental …
Optical quality of InAs/InP quantum dots on distributed Bragg reflector emitting at 3rd telecom window grown by molecular beam epitaxy
T Smołka, K Posmyk, M Wasiluk, P Wyborski… - Materials, 2021 - mdpi.com
We present an experimental study on the optical quality of InAs/InP quantum dots (QDs).
Investigated structures have application relevance due to emission in the 3rd …
Investigated structures have application relevance due to emission in the 3rd …
800 meV localization energy in GaSb/GaAs/Al0. 3Ga0. 7As quantum dots
T Nowozin, L Bonato, A Högner, A Wiengarten… - Applied Physics …, 2013 - pubs.aip.org
The localization energies, capture cross sections, and storage times of holes in GaSb
quantum dots (QDs) are measured for three GaSb/GaAs QD ensembles with different QD …
quantum dots (QDs) are measured for three GaSb/GaAs QD ensembles with different QD …
Low-temperature carrier dynamics in MBE-grown InAs/GaAs single-and multi-layered quantum dots investigated via photoluminescence and terahertz time-domain …
AE De Los Reyes, JD Vasquez… - Optical Materials …, 2019 - opg.optica.org
The photocarrier dynamics in molecular beam epitaxy (MBE)-grown single-(SLQD) and multi-
layered (MLQD) InAs/GaAs quantum dots were studied. Photoluminescence (PL) …
layered (MLQD) InAs/GaAs quantum dots were studied. Photoluminescence (PL) …
Improving optical gain performance in semiconductor quantum dots via coupled quantum shells
Semiconductor quantum dots are of interest as optical gain media for lasing applications.
Here we report on efficient, broad bandwidth optical gain in the CdSe/ZnS/CdSe quantum …
Here we report on efficient, broad bandwidth optical gain in the CdSe/ZnS/CdSe quantum …
Ultrafast carrier dynamics in InGaAs quantum dot materials and devices
In this paper we review the subject of dephasing processes and population dynamics in self-
assembled InGaAs/GaAs quantum dot materials and devices. Our aim is to give a …
assembled InGaAs/GaAs quantum dot materials and devices. Our aim is to give a …
Many-particle effects in type II quantum dots
L Müller-Kirsch, R Heitz, A Schliwa, O Stier… - Applied Physics …, 2001 - pubs.aip.org
Many-particle effects are investigated in the photoluminescence of type II GaSb/GaAs
quantum dots (QDs). With increasing excitation density, ie, exciton occupation, the …
quantum dots (QDs). With increasing excitation density, ie, exciton occupation, the …
GaAs/GaP quantum dots: Ensemble of direct and indirect heterostructures with room temperature optical emission
S Dadgostar, J Schmidtbauer, T Boeck, A Torres… - Applied Physics …, 2016 - pubs.aip.org
We describe the optical emission and the carrier dynamics of an ensemble of self-
assembled GaAs quantum dots embedded in GaP (001). The QD formation is driven by the …
assembled GaAs quantum dots embedded in GaP (001). The QD formation is driven by the …