Self-assembled quantum dots with tunable thickness of the wetting layer: role of vertical confinement on interlevel spacing

L Wang, V Křápek, F Ding, F Horton, A Schliwa… - Physical Review B …, 2009 - APS
Epitaxial self-assembled quantum dots (QDs) are commonly obtained by the Stranski-
Krastanow (SK) growth mode, in which QDs form on top of a thin two-dimensional (2D) …

Magnetophotoluminescence study of intershell exchange interaction in CdTe/ZnTe quantum dots

T Kazimierczuk, T Smoleński, M Goryca… - Physical Review B …, 2011 - APS
We present a comprehensive photoluminescence study of the exchange interaction in self-
assembled CdTe/ZnTe quantum dots. We exploit the presence of multiple charge states in …

Electric field effect on the nonlinear and linear intersubband absorption spectra in CdTe/ZnTe spherical quantum dot

R Kostić, D Stojanović - Journal of Nanophotonics, 2012 - spiedigitallibrary.org
Linear and nonlinear absorption spectra of neutral (D 0) hydrogenic impurity located at the
center of the CdTe/ZnTe spherical quantum dot (QD) were investigated after assuming a …

Ultra low density of CdTe quantum dots grown by MBE

J Kobak, JG Rousset, R Rudniewski, E Janik… - Journal of crystal …, 2013 - Elsevier
This work presents methods of controlling the density of self-assembled CdTe quantum dots
(QDs) grown by molecular beam epitaxy. Two approaches are discussed: increasing the …

Stark spectroscopy and radiative lifetimes in single self-assembled CdTe quantum dots

Ł Kłopotowski, V Voliotis, A Kudelski… - Physical Review B …, 2011 - APS
We present studies on Coulomb interactions in single self-assembled CdTe quantum dots.
We use a field effect structure to tune the charge state of the dot and investigate the impact of …

Carrier dynamics and activation energy of CdTe quantum dots in a CdxZn1− xTe quantum well

WI Han, JH Lee, JS Yu, JC Choi, HS Lee - Applied Physics Letters, 2011 - pubs.aip.org
We investigate the optical properties of CdTe quantum dots (QDs) in a Cd 0.3 Zn 0.7 Te
quantum well (QW) grown on GaAs (100) substrates. Carrier dynamics of CdTe/ZnTe QDs …

Monolithic ZnTe-based pillar microcavities containing CdTe quantum dots

C Kruse, W Pacuski, T Jakubczyk, J Kobak… - …, 2011 - iopscience.iop.org
Micropillars of different diameters have been prepared by focused ion beam milling out of a
planar ZnTe-based cavity. The monolithic epitaxial structure, deposited on a GaAs substrate …

Evolution of crystalline domain size and epitaxial orientation of CdTe/Si (111) quantum dots

J Suela, IRB Ribeiro, SO Ferreira… - Journal of Applied …, 2010 - pubs.aip.org
We have investigated the crystalline configuration of CdTe quantum dots (QDs) grown on
hydrogen passivated Si (111) substrates by hot wall epitaxy. Coplanar and grazing …

Dimensional transition and carrier dynamics in CdxZn1− xTe/ZnTe nanostructures on Si substrates

KD Park, SY Yim, HS Lee - Applied Physics Letters, 2012 - pubs.aip.org
We investigate the dimensional transition and carrier dynamics in Cd x Zn 1− x Te/ZnTe
nanostructures with various Cd mole fractions, grown on Si substrates. Atomic force …

Binding Energy of D 0 and D− Impurity Centers in CdTe/ZnTe Spherical Quantum Dot

D Stojanović, R Kostić - Journal of nanoscience and …, 2012 - ingentaconnect.com
Binding energy of neutral (D 0) and negatively charged (D−) hydrogenic impurity located at
the center of the CdTe/ZnTe spherical quantum dot has been investigated. Calculations are …