Optical Gain of Vertically Coupled Cd0.6Zn0.4Te/ZnTe Quantum Dots

M Mei, M Kim, M Kim, I Kim, HS Lee, RA Taylor… - Nanomaterials, 2023 - mdpi.com
The optical modal gain of Cd0. 6Zn0. 4Te/ZnTe double quantum dots was measured using a
variable stripe length method, where large and small quantum dots are separated with a …

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 …

The effects of the ZnTe capping layer thickness on the optical and electronic properties in CdTe∕ ZnTe quantum dots

HS Lee, HL Park, TW Kim - Applied Physics Letters, 2008 - pubs.aip.org
Photoluminescence spectra showed that the excitonic peak corresponding to the interband
transitions from the ground electronic subband to the ground heavy-hole band (E 1-HH 1) in …

Effects of strain on the band alignment and the optical gain of a CdTe/ZnTe quantum dot

R Sangeetha, AJ Peter, CK Yoo - Canadian Journal of Physics, 2014 - cdnsciencepub.com
The band lineups at the strained layer interfaces, in Zn x Cd1–x Te/ZnTe quantum dot
nanostructure for various Zn alloy content, are computed using model solid theory with an …

Energy separation and carrier-phonon scattering in CdZnTe/ZnTe quantum dots on Si substrate

MT Man, Y Yu, HS Lee - Journal of Alloys and Compounds, 2016 - Elsevier
We investigate the energy separation and carrier-phonon scattering in CdZnTe/ZnTe
quantum dots on Si substrate. The quantum confinement results in an increase in acoustic …

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 …

Size and temperature effects on electric properties of CdTe/ZnTe quantum rings

WP Hong, SH Park - Chinese Physics B, 2011 - iopscience.iop.org
The electronic properties of CdTe/ZnTe quantum rings (QRs) are investigated as functions of
size and temperature using an eight-band strain-dependent k· p Hamiltonian. The size …

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 …

Structure parameters and electric field effects on exciton binding energies of CdTe/ZnTe quantum rings

WP Hong, SH Park, YD Jung - Japanese Journal of Applied …, 2013 - iopscience.iop.org
We study the effects of the structural parameters such as the wetting layer thickness and the
size of self-assembled CdTe/ZnTe quantum rings (QRs) under an external electric field on …

Structural effects on the electronic properties of vertically-coupled CdTe/ZnTe quantum-dot molecules

WP Hong, SH Park, MRA Shegelski - Journal of the Korean Physical …, 2012 - Springer
We study the effects of structure parameters such as the vertical distance between two
quantum dots (QDs) and the size of QDs on the electronic properties of vertically separated …