[PDF] Top 20 Size Effect of Heterostructure Type in Core/Shell Quantum Dot
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Size Effect of Heterostructure Type in Core/Shell Quantum Dot
... the core, even though the conduction band edge of the core is lower than that of the shell, the quantum confinement effect can play an important role in the distribution of electron, ... See full document
8
Design of core/shell colloidal quantum dots for MEG solar cells
... show upper and lower limits on the exciton energies resulting from an uncertainty of 1 monolayer (ML) in the displayed core radii ( ∼ ± 0.3 nm). Filled circles show exciton energies taken from the first and second ... See full document
7
Microwave assisted synthesis of water dispersed CdTe/CdSe core/shell type II quantum dots
... fluorescent type II core/shell QDs in aqueous ion solu- ...CdTe/CdSe core/shell type II nanocrys- ...photoluminescence quantum yield (PLQY) of the as-prepared QDs was ... See full document
7
Theoretical studies of biexciton binding energy in CdSe/CdTe core/shell type II quantum dots
... recombination rate, from about 20 ns in CdSe/ZnS type-I materials to more than 500 ns in CdSe/CdS systems.[1] Current challenges therefore lie in the direction of developing new synthesis pathways that yield ... See full document
27
Electronic states of elongated PbSe/PbS Core/shell quantum dots
... nanocrystal quantum dots, also known as “artificial atoms”, may be used to overcome this limit ...appropriate size, shape and composition) allows for the selection of band gap energies, as well as ... See full document
6
Enhanced Performance of Quantum Dot Based Light Emitting Diodes with Gold Nanoparticle Doped Hole Injection Layer
... the core and ...ZnCdSe core QDs, the (111) planes are sepa- rated by d = ...becomes size-dependent when par- ticle sizes are much smaller than the wavelength of the exciting radiation [40, ... See full document
8
Synthesis of Reabsorption Suppressed Type II/Type I ZnSe/CdS/ZnS Core/Shell Quantum Dots and Their Application for Immunosorbent Assay
... ZnSe/CdS/ZnS type-II/ type-I core/shell QDs as fluorescent ...CdSe/ZnS type-I QDs based FLISA in control ...reabsorption effect may promote the application of ZnSe/CdS/ZnS ... See full document
9
Influence of the Shell Thickness and Ratio Between Core Elements on Photostability of the CdTe/CdS Core/Shell Quantum Dots Embedded in a Polymer Matrix
... or quantum dots (QDs) possess different optical, chemical, and electrical proper- ties from the bulk materials due to quantum confine- ment ...with size-dependent emission and absorption spectra ... See full document
8
Effect of correlation and dielectric confinement on 1S1/2(e)nS3/2(h)Excitons in CdTe/CdSe and CdSe/CdTe Type II quantum dots
... or quantum dots (QDs) are the subject of intensive research, due to a number of novel properties which make them attractive for both fundamental studies and technological ...e.g., core/shell ... See full document
12
Theoretical characterisation of spheroidal PbSe/PbS Core/Shell colloidal quantum dot heterostructures
... a quantum superlattice, where a series of interacting quantum dots are arranged in a regular pattern, periodic conditions are ideal, however, in the study of single QD heterostructures, period- icity of the ... See full document
221
Chemical nature and structure of organic coating of quantum dots is crucial for their application in imaging diagnostics
... Results: Quantum dots coated with non-crosslinked dendrimers were ...The quantum dots penetrated the vessels, which caused the quality of fluorescent imaging to ...deteriorate. Quantum dots ... See full document
14
Photocatalytic Activities Enhanced by Au Plasmonic Nanoparticles on TiO2 Nanotube Photoelectrode Coated with MoO3
... recombination of photogenerated electron–hole pairs. Plasmonic photocatalysis has recently facilitated the rapid enhancement of photocatalytic efficiency under vis- ible light irradiation [28, 29]. A surface plasmon is a ... See full document
6
Quantum well engineering in InGaN/GaN core-shell nanorod structures
... a core-shell structure compared to planar growth have been well discussed [1 – ...Auger effect due to the reduced carrier density afforded by the greater QW coverage, and access to low defect m-plane ... See full document
7
On demand single photons with high extraction efficiency and near unity indistinguishability from a resonantly driven quantum dot in a micropillar
... photonic quantum technologies require on-demand single-photon sources with simultaneously high levels of purity, indistinguishability, and ...enhanced quantum dot-micropillar system, we ... See full document
6
Anisotropic epitaxial ZnO/CdO core/shell heterostructure nanorods
... a shell layer on sidewall might be due to differences in the surface energies: higher for the polar surface of ZnO (0001) and CdO (111) and lower for the nonpolar surface of ZnO {1010} and CdO (100) ... See full document
5
Trion X+ in vertically coupled type II quantum dots in threading magnetic field
... semiconductor heterostructure formed by two verti- cally coupled, axially symmetrical type II quantum dots located close to each ...different quantum dots morphologies, dimensions, the ... See full document
5
Measuring Strategic Communications
... three shell growth experiments, the absorption spectra indicate a red shift in the lowest-energy (1S) exciton resonance observed with increasing shell thickness, accompanied by an increase in the height of ... See full document
56
Superconductivity in Ge/Si core shell nanowire quantum dots
... the effect of different metal contacts on tunnelling supercurrents through a semiconducting Ge/Si core-shell ...Ge/Si core-shell ... See full document
40
Analysis of Critical Dimensions for Nanowire Core Multishell Heterostructures
... NW core-shell and core-multishell heterostructures are analyzed ...NW core-shell structure can suffi- ciently reduce the strain in the shell and increase the crit- ical ... See full document
7
Quantum Dot Interdiffusion For Two Colour Quantum Dot Infrared Photodetectors
... tum dot structures has modified the shape of the confinement potential and reduced the intersubband transition energy for the high temperature annealed ...self-assembled quantum dot structures it is ... See full document
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