Metal Titanate (ATiO<sub>3</sub>, A: Ni, Co, Mg, Zn) Nanorods for Toluene Photooxidation under LED Illumination

The increasing air pollution taking place in virtue of human activity has a novel impact in our health. Heterogeneous photocatalysis is a promising way of degrading volatile organic compounds (VOCs) that makes the quest of new and improved photocatalysts of great importance. Herein, perovskite-relat...

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Autores principales: Anna P. Souri, Natalia Andrigiannaki, Marilena Moschogiannaki, Vasiliki Faka, George Kiriakidis, Anna Malankowska, Adriana Zaleska-Medynska, Vassilios Binas
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Publicado: MDPI AG 2021
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spelling oai:doaj.org-article:1849910a95da4817a6d378d387411e552021-11-25T16:39:20ZMetal Titanate (ATiO<sub>3</sub>, A: Ni, Co, Mg, Zn) Nanorods for Toluene Photooxidation under LED Illumination10.3390/app1122108502076-3417https://doaj.org/article/1849910a95da4817a6d378d387411e552021-11-01T00:00:00Zhttps://www.mdpi.com/2076-3417/11/22/10850https://doaj.org/toc/2076-3417The increasing air pollution taking place in virtue of human activity has a novel impact in our health. Heterogeneous photocatalysis is a promising way of degrading volatile organic compounds (VOCs) that makes the quest of new and improved photocatalysts of great importance. Herein, perovskite-related materials ATiO<sub>3</sub> with A = Mg, Ni, Co, Zn were synthesized through an ethylene glycol-mediated root, with ethylene glycol being used as a solvent and ligand. Characterization techniques such as X-ray diffraction (XRD), scanning electron microscopy, and energy dispersive X-ray spectroscopy (SEM/EDX), transmission electron microscopy (TEM), UV-vis spectroscopy, Raman spectroscopy, Fourier transform infrared (FT-IR), and photoluminescence spectroscopy (PL) were used in order to confirm the structure, the nanorod morphology, their absorption in UV-vis, and the separation efficiency of photogenerated charge carriers. The highest photoactivity was observed for ZnTiO<sub>3</sub> in which 62% of toluene was decomposed after 60 min under LED illumination (54 mW/cm<sup>2</sup>).Anna P. SouriNatalia AndrigiannakiMarilena MoschogiannakiVasiliki FakaGeorge KiriakidisAnna MalankowskaAdriana Zaleska-MedynskaVassilios BinasMDPI AGarticlemetal titanatesVOCsheterogeneous photocatalysistoluenephoto oxidationTechnologyTEngineering (General). Civil engineering (General)TA1-2040Biology (General)QH301-705.5PhysicsQC1-999ChemistryQD1-999ENApplied Sciences, Vol 11, Iss 10850, p 10850 (2021)
institution DOAJ
collection DOAJ
language EN
topic metal titanates
VOCs
heterogeneous photocatalysis
toluene
photo oxidation
Technology
T
Engineering (General). Civil engineering (General)
TA1-2040
Biology (General)
QH301-705.5
Physics
QC1-999
Chemistry
QD1-999
spellingShingle metal titanates
VOCs
heterogeneous photocatalysis
toluene
photo oxidation
Technology
T
Engineering (General). Civil engineering (General)
TA1-2040
Biology (General)
QH301-705.5
Physics
QC1-999
Chemistry
QD1-999
Anna P. Souri
Natalia Andrigiannaki
Marilena Moschogiannaki
Vasiliki Faka
George Kiriakidis
Anna Malankowska
Adriana Zaleska-Medynska
Vassilios Binas
Metal Titanate (ATiO<sub>3</sub>, A: Ni, Co, Mg, Zn) Nanorods for Toluene Photooxidation under LED Illumination
description The increasing air pollution taking place in virtue of human activity has a novel impact in our health. Heterogeneous photocatalysis is a promising way of degrading volatile organic compounds (VOCs) that makes the quest of new and improved photocatalysts of great importance. Herein, perovskite-related materials ATiO<sub>3</sub> with A = Mg, Ni, Co, Zn were synthesized through an ethylene glycol-mediated root, with ethylene glycol being used as a solvent and ligand. Characterization techniques such as X-ray diffraction (XRD), scanning electron microscopy, and energy dispersive X-ray spectroscopy (SEM/EDX), transmission electron microscopy (TEM), UV-vis spectroscopy, Raman spectroscopy, Fourier transform infrared (FT-IR), and photoluminescence spectroscopy (PL) were used in order to confirm the structure, the nanorod morphology, their absorption in UV-vis, and the separation efficiency of photogenerated charge carriers. The highest photoactivity was observed for ZnTiO<sub>3</sub> in which 62% of toluene was decomposed after 60 min under LED illumination (54 mW/cm<sup>2</sup>).
format article
author Anna P. Souri
Natalia Andrigiannaki
Marilena Moschogiannaki
Vasiliki Faka
George Kiriakidis
Anna Malankowska
Adriana Zaleska-Medynska
Vassilios Binas
author_facet Anna P. Souri
Natalia Andrigiannaki
Marilena Moschogiannaki
Vasiliki Faka
George Kiriakidis
Anna Malankowska
Adriana Zaleska-Medynska
Vassilios Binas
author_sort Anna P. Souri
title Metal Titanate (ATiO<sub>3</sub>, A: Ni, Co, Mg, Zn) Nanorods for Toluene Photooxidation under LED Illumination
title_short Metal Titanate (ATiO<sub>3</sub>, A: Ni, Co, Mg, Zn) Nanorods for Toluene Photooxidation under LED Illumination
title_full Metal Titanate (ATiO<sub>3</sub>, A: Ni, Co, Mg, Zn) Nanorods for Toluene Photooxidation under LED Illumination
title_fullStr Metal Titanate (ATiO<sub>3</sub>, A: Ni, Co, Mg, Zn) Nanorods for Toluene Photooxidation under LED Illumination
title_full_unstemmed Metal Titanate (ATiO<sub>3</sub>, A: Ni, Co, Mg, Zn) Nanorods for Toluene Photooxidation under LED Illumination
title_sort metal titanate (atio<sub>3</sub>, a: ni, co, mg, zn) nanorods for toluene photooxidation under led illumination
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/1849910a95da4817a6d378d387411e55
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