The electronic and optical properties of an exciton, biexciton and charged excitons in CdSe/CdTe-based multi-shell type-II quantum dot nanocrystals

F Koc, M Sahin - Applied Physics A, 2019 - Springer
It has been recently reported that multi-shell type-II quantum dot nanocrystals (QDNCs) have
higher quantum yields. Besides these higher quantum yields of multi-shell type-II QDNCs …

Effect of a buffer layer between the shell and ligand on the optical properties of an exciton and biexciton in type-II quantum dot nanocrystals

F Koc, K Koksal, M Sahin - Philosophical Magazine, 2017 - Taylor & Francis
In this study, we have investigated the effect of the buffer layers on the electronic and optical
properties of an exciton (X) and a biexciton (XX) in a type-II CdTe/CdSe quantum dot …

The electronic and optical properties of a triexciton in CdSe/ZnS core/shell quantum dot nanocrystals

A Akturk, H Tas, K Köksal, M Sahin - Philosophical Magazine, 2016 - Taylor & Francis
In the study, we aim to investigate the electronic and optical properties of single excitons,
biexcions and triexcitons in a CdSe/ZnS core/shell quantum dot nanocrystal. The electronic …

Electronic and optical properties of single excitons and biexcitons in type-II quantum dot nanocrystals

F Koc, M Sahin - Journal of Applied Physics, 2014 - pubs.aip.org
In this study, a detailed investigation of the electronic and optical properties (ie, binding
energies, absorption wavelength, overlap of the electron-hole wave functions …

[引用][C] Type‐I and type‐II nanoscale heterostructures based on cdte nanocrystals: a comparative study

D Dorfs, T Franzl, R Osovsky, M Brumer, E Lifshitz… - Small, 2008 - Wiley Online Library
Nanoscale heterostructures have been at the focus of modern colloidal nanocrystal
synthesis almost since the first nanocrystals were synthesized using colloidal chemistry …

Optical properties of normal and'giant'multishell CdSe quantum dots for potential application in material science

PT Nga, VD Chinh, VTH Hanh… - International …, 2011 - inderscienceonline.com
The results on the optical properties of the normal and'giant'multi-shell nanocrystal quantum
dots (QDs) as CdSe/ZnS, CdSe/ZnSe/ZnS and CdSe/CdS/ZnS are presented for further …

Photoluminescence properties of CdTe/CdTeSe/CdSe core/alloyed/shell type-II quantum dots

NX Ca, NT Hien, NT Luyen, VTK Lien, LD Thanh… - Journal of Alloys and …, 2019 - Elsevier
We report investigations on the crystal structure and optical properties of CdTe/CdTe 0.5 Se
0.5/CdSe (CdTe/CdTeSe/CdSe) core/alloyed/shell (C/A/S) type-II structure and comparison …

Microstructural and optical properties of CdSe/CdS/ZnS core-shell-shell quantum dots

DU Lee, DH Kim, DH Choi, SW Kim, HS Lee… - Optics …, 2016 - opg.optica.org
CdSe/CdS/ZnS core-shell-shell quantum dots (QDs) were synthesized by using a solution
process. High-resolution transmission electron microscopy images and energy dispersive …

Synthesis and optical properties of Type I CdSe/ZnSe core–shell quantum dot

S Rawalekar, M Raj, HN Ghosh - Science of Advanced …, 2012 - ingentaconnect.com
We have synthesized thiol-capped CdSe/ZnSe core–shell quantum dot nanostructures at
low temperature; have characterized them by steady-state absorption and …

Electronic properties of an exciton in CdTe/CdSe/CdTe/CdSe type-II nano-heterostructure

KS Rahul, K Salini, V Mathew - Journal of Physics: Condensed …, 2016 - iopscience.iop.org
In this study, we have carried out a detailed theoretical investigation on the binding energy
of an exciton in type-II CdTe/CdSe core/shell/well/shell (CSWS) nanocrystal quantum dot …