The impact of Carbon Quantum Dots (CQDs) on the photocatalytic activity of TiO2 under UV and visible light

A Mozdbar, A Nouralishahi, S Fatemi… - Journal of Water Process …, 2023 - Elsevier
In this study, the impact of carbon quantum dots (CQDs) on the photocatalytic performance
of TiO 2 in aqueous medium was investigated under UV and visible light. CQDs were …

Enhanced adsorption and visible-light photocatalysis on TiO2 with in situ formed carbon quantum dots

X Hu, W Han, M Zhang, D Li, H Sun - Environmental Science and …, 2022 - Springer
Carbon quantum dots (CQDs) can be used to modify TiO2 to extend the light absorption
threshold and enhance its photocatalytic efficiency. In this study, different amounts of CQDs …

Carbon quantum dots anchored TiO2 nanofibers: Effective photocatalyst for waste water treatment

PS Saud, B Pant, AM Alam, ZK Ghouri, M Park… - Ceramics …, 2015 - Elsevier
Carbon quantum dots/titanium dioxide (CQDs/TiO 2) composite nanofibers were prepared
via a facile one step hydrothermal method. Characterization of the samples was carried out …

Assembly, characterization, and photocatalytic activities of TiO2 nanotubes/CdS quantum dots nanocomposites

Q Zhou, ML Fu, BL Yuan, HJ Cui, JW Shi - Journal of nanoparticle …, 2011 - Springer
The semiconductor quantum dots (QDs) can be very efficient to tune the response of
photocatalyst of TiO 2 to visible light. In this study, CdS QDs formed in situ with about 8 nm …

N-doped carbon quantum dots/TiO2 hybrid composites with enhanced visible light driven photocatalytic activity toward dye wastewater degradation and mechanism …

J Zhang, X Zhang, S Dong, X Zhou, S Dong - Journal of Photochemistry and …, 2016 - Elsevier
N-doped carbon quantum dots/TiO 2 (NCQDs/TiO 2) hybrid composites were prepared via a
simple and efficient low-temperature process. The resulted composites were characterized …

In situ synthesis and enhanced visible light photocatalytic activity of C-TiO2 microspheres/carbon quantum dots

R Liu, H Li, L Duan, H Shen, Y Zhang, X Zhao - Ceramics International, 2017 - Elsevier
TiO 2 microspheres and TiO 2/carbon quantum dots (CQDs) composites with different CQDs
contents were successfully synthesized via solvothermal and in situ hydrothermal method …

Construction of biomass derived carbon quantum dots modified TiO2 photocatalysts with superior photocatalytic activity for methylene blue degradation

Y Jin, W Tang, J Wang, F Ren, Z Chen, Z Sun… - Journal of Alloys and …, 2023 - Elsevier
Titanium dioxide (TiO 2) photocatalyst has been extensively studied due to its high
photocatalytic activity under UV radiation, chemical stability, and low cost. However, its …

Facile preparation of carbon quantum dots/TiO2 composites at room temperature with improved visible-light photocatalytic activity

J Zhang, Q Liu, J Wang, H He, F Shi, B Xing… - Journal of Alloys and …, 2021 - Elsevier
Carbon quantum dots (CQDs) have demonstrated tremendous potential in enhancing the
photocatalytic performance of TiO 2; however, the fabrication of CQDs/TiO 2 composite …

Enhanced photocatalytic activities of TiO2 nanocomposites doped with water-soluble mercapto-capped CdTe quantum dots

YS Li, FL Jiang, Q Xiao, R Li, K Li, MF Zhang… - Applied Catalysis B …, 2010 - Elsevier
CdTe quantum dots (QDs)-doped TiO2 photocatalysts were synthesized by a facile sol–gel
method at room temperature and characterized by fluorescence spectroscopy, UV–vis …

Visible light-driven photocatalytic degradation of organic pollutants via carbon quantum dots/TiO 2

K Wang, L Liang, Y Zheng, H Li, X Niu… - New Journal of …, 2021 - pubs.rsc.org
Using olive leaves as the carbon source, carbon quantum dots (CQDs) with up-conversion
luminescence were prepared via a reflux method. Through a hydrothermal treatment, CQDs …