Preparation of a g-C<sub>3</sub>N<sub>4</sub>/UiO-66-NH<sub>2</sub>/CdS Photocatalyst with Enhanced Visible Light Photocatalytic Activity for Tetracycline Degradation

A combination of calcination and hydrothermal processing was used to prepare a g-C<sub>3</sub>N<sub>4</sub>/UiO-66-NH<sub>2</sub>/CdS photocatalyst, and the degradation of tetracycline (TC) over this material was assessed. The photocatalytic performance of this na...

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Main Authors: Hao Zhang, Jialiang Li, Xianglei He, Bo Liu
Format: Article
Language:English
Published: MDPI AG 2020-09-01
Series:Nanomaterials
Subjects:
Online Access:https://www.mdpi.com/2079-4991/10/9/1824
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author Hao Zhang
Jialiang Li
Xianglei He
Bo Liu
author_facet Hao Zhang
Jialiang Li
Xianglei He
Bo Liu
author_sort Hao Zhang
collection DOAJ
description A combination of calcination and hydrothermal processing was used to prepare a g-C<sub>3</sub>N<sub>4</sub>/UiO-66-NH<sub>2</sub>/CdS photocatalyst, and the degradation of tetracycline (TC) over this material was assessed. The photocatalytic performance of this nanocomposite was approximately 4.4 and 2.3 times those of CdS and g-C<sub>3</sub>N<sub>4</sub>, respectively, and was found to be affected by the CdS loading amount, the pH of the reaction solution and the initial TC concentration. This catalyst also exhibited stable performance over four consecutive reaction cycles. The highly enhanced photoactivity of the g-C<sub>3</sub>N<sub>4</sub>/UiO-66-NH<sub>2</sub>/CdS is attributed to the introduction of CdS, which widens the range over which the material absorbs visible light and inhibits the recombination of electron–hole pairs. The results of this study suggest further applications for this material in the treatment of contaminated wastewater powered by solar energy.
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spelling doaj.art-1882f25825de43c49452723bb86062892023-11-20T13:33:07ZengMDPI AGNanomaterials2079-49912020-09-01109182410.3390/nano10091824Preparation of a g-C<sub>3</sub>N<sub>4</sub>/UiO-66-NH<sub>2</sub>/CdS Photocatalyst with Enhanced Visible Light Photocatalytic Activity for Tetracycline DegradationHao Zhang0Jialiang Li1Xianglei He2Bo Liu3School of Chemistry and Chemical Engineering, Shandong University of Technology, Zibo 255000, ChinaSchool of Chemistry and Chemical Engineering, Shandong University of Technology, Zibo 255000, ChinaSchool of Chemistry and Chemical Engineering, Shandong University of Technology, Zibo 255000, ChinaLaboratory of Functional Molecules and Materials, School of Physics and Optoelectronic Engineering, Shandong University of Technology, Zibo 255000, ChinaA combination of calcination and hydrothermal processing was used to prepare a g-C<sub>3</sub>N<sub>4</sub>/UiO-66-NH<sub>2</sub>/CdS photocatalyst, and the degradation of tetracycline (TC) over this material was assessed. The photocatalytic performance of this nanocomposite was approximately 4.4 and 2.3 times those of CdS and g-C<sub>3</sub>N<sub>4</sub>, respectively, and was found to be affected by the CdS loading amount, the pH of the reaction solution and the initial TC concentration. This catalyst also exhibited stable performance over four consecutive reaction cycles. The highly enhanced photoactivity of the g-C<sub>3</sub>N<sub>4</sub>/UiO-66-NH<sub>2</sub>/CdS is attributed to the introduction of CdS, which widens the range over which the material absorbs visible light and inhibits the recombination of electron–hole pairs. The results of this study suggest further applications for this material in the treatment of contaminated wastewater powered by solar energy.https://www.mdpi.com/2079-4991/10/9/1824photocatalyticg-C<sub>3</sub>N<sub>4</sub>compositetetracycline
spellingShingle Hao Zhang
Jialiang Li
Xianglei He
Bo Liu
Preparation of a g-C<sub>3</sub>N<sub>4</sub>/UiO-66-NH<sub>2</sub>/CdS Photocatalyst with Enhanced Visible Light Photocatalytic Activity for Tetracycline Degradation
Nanomaterials
photocatalytic
g-C<sub>3</sub>N<sub>4</sub>
composite
tetracycline
title Preparation of a g-C<sub>3</sub>N<sub>4</sub>/UiO-66-NH<sub>2</sub>/CdS Photocatalyst with Enhanced Visible Light Photocatalytic Activity for Tetracycline Degradation
title_full Preparation of a g-C<sub>3</sub>N<sub>4</sub>/UiO-66-NH<sub>2</sub>/CdS Photocatalyst with Enhanced Visible Light Photocatalytic Activity for Tetracycline Degradation
title_fullStr Preparation of a g-C<sub>3</sub>N<sub>4</sub>/UiO-66-NH<sub>2</sub>/CdS Photocatalyst with Enhanced Visible Light Photocatalytic Activity for Tetracycline Degradation
title_full_unstemmed Preparation of a g-C<sub>3</sub>N<sub>4</sub>/UiO-66-NH<sub>2</sub>/CdS Photocatalyst with Enhanced Visible Light Photocatalytic Activity for Tetracycline Degradation
title_short Preparation of a g-C<sub>3</sub>N<sub>4</sub>/UiO-66-NH<sub>2</sub>/CdS Photocatalyst with Enhanced Visible Light Photocatalytic Activity for Tetracycline Degradation
title_sort preparation of a g c sub 3 sub n sub 4 sub uio 66 nh sub 2 sub cds photocatalyst with enhanced visible light photocatalytic activity for tetracycline degradation
topic photocatalytic
g-C<sub>3</sub>N<sub>4</sub>
composite
tetracycline
url https://www.mdpi.com/2079-4991/10/9/1824
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