Results 21 to 30 of about 46,577 (299)

The Effects of Zinc Oxide (ZnO) Quantum Dots (QDs) Embedment on the Physicochemical Properties and Photocatalytic Activity of Titanium Dioxide (TiO2) Nanoparticles

, 2021
In this study, a detailed investigation on the effect of zinc oxide (ZnO) quantum dots (QDs) embedment on the physicochemical properties of anatase titanium dioxide (TiO2) was conducted.
Sreekantan, Srimala, Usman, Saidu, Adam, Farook, Iqbal, Anwar, Ahmad, Mohammad Norazmi, Jasni, Normawati   +5 more
core   +1 more source

CdSe/ZnS Quantum Dots Impaired the First Two Generations of Placenta Growth in an Animal Model, Based on the Shh Signaling Pathway

Nanomaterials, 2019
The toxicity, especially the transgenerational toxicity of quantum dots (QDs) in vivo, is still scarcely understood in spite of great promising applications of QDs in biomedicine.
Wuding Hong, Huijuan Kuang, Xingping He, Lin Yang, Pengfei Yang, Bolu Chen, Zoraida P. Aguilar, Hengyi Xu   +7 more
doaj   +1 more source

Twin-Field Quantum Digital Signature with Fully Discrete Phase Randomization

Entropy, 2022
Quantum digital signatures (QDS) are able to verify the authenticity and integrity of a message in modern communication. However, the current QDS protocols are restricted by the fundamental rate-loss bound and the secure signature distance cannot be ...
Jiayao Wu, Chen He, Jiahui Xie, Xiaopeng Liu, Minghui Zhang   +4 more
doaj   +1 more source

Near-infrared quantum dots labelled with a tumor selective tetrabranched peptide for in vivo imaging

Journal of Nanobiotechnology, 2018
Background Near-infrared quantum dots (NIR QDs) are a new class of fluorescent labels with excellent bioimaging features, such as high fluorescence intensity, good fluorescence stability, sufficient electron density, and strong tissue-penetrating ability.
Jlenia Brunetti, Giulia Riolo, Mariangela Gentile, Andrea Bernini, Eugenio Paccagnini, Chiara Falciani, Luisa Lozzi, Silvia Scali, Lorenzo Depau, Alessandro Pini, Pietro Lupetti, Luisa Bracci   +11 more
doaj   +1 more source

Green light emitting hydrophilic CdTe quantum dots with magic size signature

Next Materials
Synthesis of highly stable green light emitting CdTe quantum dots in aq. medium is discussed. The absorption spectroscopy revealed formation of dots of the size about 4 nm.
Priyanka Phalswal, Akshay P. Raj M, Vaibhav Singh, Devesh Khanna, Pawan K. Khanna   +4 more
doaj   +1 more source

Photomicrographical images of NIH 3T3 cells treated with quantum dots (QDs)-tagged retroviruses

, 2011
(a) and (b) were images taken under bright-field and fluorescent microscopy, respectively, after 24 hours of retroviral transduction. In (c), white circles indicate that QDs along with virus were endocytosed into cellular domain and white arrows indicate
Yu-Chuan Liu (49626), Kye-II Joo (49627), Yu-San Liu (49625), Jin-Oh You (49624), Ching-An Peng (49628)   +4 more
core   +1 more source

Enhanced glutathione content allows the in vivo synthesis of fluorescent CdTe nanoparticles by Escherichia coli. [PDF]

PLoS ONE, 2012
The vast application of fluorescent semiconductor nanoparticles (NPs) or quantum dots (QDs) has prompted the development of new, cheap and safer methods that allow generating QDs with improved biocompatibility.
Juan P Monrás, Víctor Díaz, Denisse Bravo, Rebecca A Montes, Thomas G Chasteen, Igor O Osorio-Román, Claudio C Vásquez, José M Pérez-Donoso   +7 more
doaj   +1 more source

Modification of QDs with MPA.

, 2015
(a) Zeta potential of MPA-QDs and QDs. The QDs surface had no charge, but this surface became negative after modification with MPA; (b) Gel electrophoresis of MPA-QDs and QDs in the presence of an electric field.
Ye Jin (286793), Xueping Yao (798842), Suizhong Cao (690484), Xia Feng (179439), Dan Yan (246385), Shiqi Sun (416734), Huichen Guo (665818), Bin Wang (30851)   +7 more
core   +1 more source

Resonance energy transfer in electrostatically assembled donor-acceptor system based on blue-emitting InP quantum dots

Chemical Physics Impact, 2023
Demonstration of light harvesting studies with blue-emitting quantum dots (QDs) is important to expand the scope of QDs in various optoelectronic applications including display, photocatalysis, energy and electron transfer processes, sensing, etc.
Pradyut Roy, Adhra S. Sury, Pramod P. Pillai   +2 more
doaj   +1 more source

Review on the ionizing irradiation preparation of semiconductor CdS fluorescent quantum dots

Fushe yanjiu yu fushe gongyi xuebao, 2021
Semiconductor CdS fluorescent quantum dots (QDs) have been widely studied for their excellent optical and electrical properties. There are many mature preparation methods of CdS QDs have been developed.
ZHAO Yuan, SONG Xiaofang, YANG Jinyu, WANG Yayang, LIU Dongliang, RAO Lu, LI Yuesheng   +6 more
doaj   +1 more source