Results 11 to 20 of about 46,577 (299)

Electrospun Nanofibers prepared with CdTe QDs, CdTeSe QDs and CdTe/CdS Core-shell QDs

open access: yesCelal Bayar Üniversitesi Fen Bilimleri Dergisi, 2018
In this study, a novel method is used to prepare water-soluble CdTe, CdTeSe quantum dots (QDS) and CdTe/CdS core-shell QDs by using Te, Se, NaBH4, and CdCl2 as precursors. Electrospinning method is used to obtain polyvinyl alcohol (PVA)/QDs composite nanofibers.
BAŞLAK, Canan   +2 more
openaire   +4 more sources

Molecularly imprinted polymer based on MWCNTs-QDs as fluorescent biomimetic sensor for specific recognition of target protein [PDF]

open access: yes, 2015
A novel molecularly imprinted optosensing material based on multi-walled carbon nanotube-quantum dots (MWCNT-QDs) has been designed and synthesized for its high selectivity, sensitivity and specificity in the recognition of a target protein bovine serum ...
Nie, H.   +6 more
core   +1 more source

High-quantum yield alloy-typed core/shell CdSeZnS/ZnS quantum dots for bio-applications

open access: yesJournal of Nanobiotechnology, 2022
Background Quantum dots (QDs) have been used as fluorophores in various imaging fields owing to their strong fluorescent intensity, high quantum yield (QY), and narrow emission bandwidth.
Jaehi Kim   +13 more
doaj   +1 more source

Caveolae-dependent endocytosis mediates the cellular uptake of CdTe quantum dots in ovarian cancer cell lines

open access: yesResearch in Pharmaceutical Sciences, 2022
Background and purpose: Quantum dots (QDs) are semiconductor nanocrystals that are widely used in biology due to their good optical properties. QDs, especially cadmium-based QDs, play an important role in the diagnosis and treatment of cancer due to ...
Zahra Asadian   +3 more
doaj   +1 more source

Study of Physico-Chemical Changes of CdTe QDs after Their Exposure to Environmental Conditions

open access: yesNanomaterials, 2020
The irradiance of ultraviolet (UV) radiation is a physical parameter that significantly influences biological molecules by affecting their molecular structure. The influence of UV radiation on nanoparticles has not been investigated much.
Bozena Hosnedlova   +13 more
doaj   +1 more source

Multi-color single particle tracking with quantum dots. [PDF]

open access: yesPLoS ONE, 2012
Quantum dots (QDs) have long promised to revolutionize fluorescence detection to include even applications requiring simultaneous multi-species detection at single molecule sensitivity. Despite the early promise, the unique optical properties of QDs have
Eva C Arnspang   +2 more
doaj   +1 more source

Cytotoxicity of InP/ZnS Quantum Dots With Different Surface Functional Groups Toward Two Lung-Derived Cell Lines

open access: yesFrontiers in Pharmacology, 2018
Although InP/ZnS quantum dots (QDs) have emerged as a presumably less hazardous alternative to cadmium-based QDs, their toxicity has not been fully understood.
Ting Chen   +10 more
doaj   +1 more source

Dependence of Quantum Dot Toxicity In Vitro on Their Size, Chemical Composition, and Surface Charge

open access: yesNanomaterials, 2022
Semiconductor nanocrystals known as quantum dots (QDs) are of great interest for researchers and have potential use in various applications in biomedicine, such as in vitro diagnostics, molecular tracking, in vivo imaging, and drug delivery.
Alyona Sukhanova   +9 more
doaj   +1 more source

sfGFP production enhancement with QDs.

open access: yes, 2022
(A) Production of sfGFP fluorescence in arbitrary units over time for the optimal 75 nM QD concentration versus that of the “free” or QD negative reaction. Samples were excited at 485 nm and fluorescence monitored at 510 nm [69].
Meghna Thakur (7834256)   +7 more
core   +1 more source

Stable CsPbBr3 Achieved by Porphyrin–Thiol Surface Management and Their Dual‐Stimuli Responsive for Optical Encoding

open access: yesAdvanced Materials Interfaces, 2023
Surface ligand management plays an essential role in improving the stability of perovskite quantum dots (QDs) and endowing them with novel property. Herein, a red fluorescence porphyrin‐thiol (named Por‐SH) is applied to adjust the surface and stimuli ...
Xiaoxia Feng   +4 more
doaj   +1 more source

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