Results 201 to 210 of about 14,206 (235)

Soft-chemistry Route to P-I-N Heterostructured Quantum Dot Electroluminescence Device: All Solution-processed Polymer-Inorganic Hybrid QD-EL Device

open access: closedMRS Proceedings, 2006
ABSTRACTp-i-n heterostructured quantum-dot electroluminescence (QD-EL) device was fabricated by soft-chemical process, which shows a low turn-on voltage comparable to OLEDs. To construct the multilayered device structure, p-type polymer semiconductor was deposited on the ITO glass by sequential process of coating and thermal curing, thereupon a few ...
Soon‐Jae Kwon   +3 more
openalex   +2 more sources

Interfacial Chemistry‐Modified QD‐Coupled CdTe Solid Nanowire and Its Hybrid with Graphene Quantum Dots for Enhanced Photocurrent Properties

open access: closedChemistrySelect, 2017
Abstract Here in, we report the formation of CdTe quantum dot interconnected solid nanowire network by a bottom up process. The as formed nanostructure, also, named as quantum dot solid structure has exhibited a high magnitude photocurrent value of 0.25 mA, corresponding to the biasing voltage of 1.5 V.
Sellan Premkumar   +4 more
openalex   +2 more sources

A study on surface chemistry of dielectric confined CeO2 QDs via ligand (ACTP) to ligand charge transfer

Applied Surface Science, 2021
Abstract Here, we tried to ensure the accurate landscape of ceria QDs surface chemistry using soft X-ray absorption spectroscopy (SXAS) based on insight into the clear-cut electronic structure analyses. From the perspective of molecular orbital (MO) energy level diagram, final state electronic transition of Ce3+ in Oh field has been observed using X ...
Divya Arumugam   +5 more
openaire   +1 more source

A highly sensitive and dual-readout immunoassay for norfloxacin in milk based on QDs-FM@ALP-SA and click chemistry

Talanta, 2021
A dual-readout immunoassay based on QDs-FM@ALP-SA and click chemistry was developed for quick and sensitive detection of norfloxacin (NOR), which is an important fluoroquinolone antibiotic. In the system, the NOR-biotin conjugate (NOR-Biotin) was synthesized by click chemistry for signal transformation, and alkaline phosphatase-labeled streptavidin ...
Xiao, Liu   +8 more
openaire   +2 more sources

Engineering interactions in QDs–PCBM blends: a surface chemistry approach

Nanoscale, 2018
Here we present a comprehensive study on the photophysics of QDs–fullerene blends, aiming to elucidate the impact of ligands on the extraction of carriers from QDs.
Righetto, Marcello   +6 more
openaire   +5 more sources

Surface Chemistry Studies of Quantum Dots (QDs) Modified with Surfactants

Journal of Cluster Science, 2003
Since luminescent CdSe quantum dots (QDs) have shown great potential in biological labeling, the surface chemistry behavior of QDs at interfaces is of great research interest. In the present study, CdSe QDs with green luminescence were modified with hydrophobic chains of varying lengths [from C6 to C18].
Guodong Sui   +5 more
openaire   +1 more source

Mn2+ doped ZnS QDs modified fluorescence sensor based on molecularly imprinted polymer/sol-gel chemistry for detection of Serotonin

Talanta, 2018
A newly fluorescence probe for detection of Serotonin based on a Mn-doped ZnS quantum dots@silica nanoparticle@molecularly imprinted polymers (QDs@SiO2@MIPs) was successfully created. QDs@SiO2@MIPs were characterized by scanning electron microscope, transmission electron microscope, Fourier transform infrared spectroscopy, UV spectroscopy, X-ray powder
Zhihua, Wang   +3 more
openaire   +2 more sources

Quantum confinement chemistry of CdS QDs plus hot electron of Au over TiO2 nanowire protruding to be encouraging photocatalyst towards nitrophenol conversion and ciprofloxacin degradation

Journal of Environmental Chemical Engineering, 2019
Abstract Solar light harvesting science is ascertained to be the topmost effective green technique in alleviating environmental pollutants. In this respect, we report a visible light active TiO2/Au/CdS QDs nanocomposite which manifested upgraded photocatalytic activity towards the transformation of 2-nitrophenol, 4-nitrophenol, and degradation of ...
Debasmita Kandi   +4 more
openaire   +1 more source

Graphitic Carbon Nitride Quantum Dots (g‐C3N4 QDs): From Chemistry to Applications

ChemSusChem
AbstractSince their emergence in 2014, graphitic carbon nitride quantum dots (g‐C3N4 QDs) have attracted much interest from the scientific community due to their distinctive physicochemical features, including structural, morphological, electrochemical, and optoelectronic properties.
Mohammed Majdoub   +3 more
openaire   +2 more sources

8‐2: The micro‐scale adsorption of QDs on select surface by click chemistry

SID Symposium Digest of Technical Papers
QDs’ adsorption on multi‐surface is one of the key points to achieve on‐chip nano‐source. By click chemistry between surface functionalization layer and QDs, QDs were adsorbed on the target surface. This method could achieve small size, stable performance and high efficiency at the same time.
Shang Li   +4 more
openaire   +1 more source

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