A Review of Electrical Assisted Photocatalytic Technologies for the Treatment of Multi-Phase Pollutants

This article reviews the fundamental theories and reaction mechanisms of photocatalytic technologies with the assistance of electrical field for degrading multi-phase pollutants. Photo(electro)catalysis including photocatalytic oxidation (PCO) and photoelectrocatalytic oxidation (PECO) have been a p...

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Autores principales: Chung-Shin Yuan, Iau-Ren Ie, Ji-Ren Zheng, Chung-Hsuan Hung, Zu-Bei Lin, Ching-Hsun Shih
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Publicado: MDPI AG 2021
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spelling oai:doaj.org-article:2fc98f03477944e4b5861e20d66e58b42021-11-25T17:05:58ZA Review of Electrical Assisted Photocatalytic Technologies for the Treatment of Multi-Phase Pollutants10.3390/catal111113322073-4344https://doaj.org/article/2fc98f03477944e4b5861e20d66e58b42021-10-01T00:00:00Zhttps://www.mdpi.com/2073-4344/11/11/1332https://doaj.org/toc/2073-4344This article reviews the fundamental theories and reaction mechanisms of photocatalytic technologies with the assistance of electrical field for degrading multi-phase pollutants. Photo(electro)catalysis including photocatalytic oxidation (PCO) and photoelectrocatalytic oxidation (PECO) have been a potential technologies applied for the treatment of organic and inorganic compounds in the wastewaters and waste gases, which has been treated as a promising technique by using semiconductors as photo(electro)catalysts to convert light or electrical energy to chemical energy. Combining photocatalytic processes with electrical field is an option to effectively decompose organic and inorganic pollutants. Although photocatalytic oxidation techniques have been used to decompose multi-phase pollutants, developing efficient advanced oxidation technologies (AOTs) by combining photocatalysis with electrical potential is urgently demanded in the future. This article reviews the most recent progress and the advances in the field of photocatalytic technologies combined with external electrical field, including the characterization of nano-sized photo(electro)catalysts, the degradation of multi-phase pollutants, and the development of electrical assisted photocatalytic technologies for the potential application on the treatment of organic and inorganic compounds in the wastewaters and waste gases. Innovative oxidation techniques regarding photo(electro)catalytic reactions with and without oxidants are included in this review article.Chung-Shin YuanIau-Ren IeJi-Ren ZhengChung-Hsuan HungZu-Bei LinChing-Hsun ShihMDPI AGarticleadvanced oxidation technologieselectrical assisted photocatalysisexternal electrical fieldreaction mechanismsorganic and inorganic compoundsChemical technologyTP1-1185ChemistryQD1-999ENCatalysts, Vol 11, Iss 1332, p 1332 (2021)
institution DOAJ
collection DOAJ
language EN
topic advanced oxidation technologies
electrical assisted photocatalysis
external electrical field
reaction mechanisms
organic and inorganic compounds
Chemical technology
TP1-1185
Chemistry
QD1-999
spellingShingle advanced oxidation technologies
electrical assisted photocatalysis
external electrical field
reaction mechanisms
organic and inorganic compounds
Chemical technology
TP1-1185
Chemistry
QD1-999
Chung-Shin Yuan
Iau-Ren Ie
Ji-Ren Zheng
Chung-Hsuan Hung
Zu-Bei Lin
Ching-Hsun Shih
A Review of Electrical Assisted Photocatalytic Technologies for the Treatment of Multi-Phase Pollutants
description This article reviews the fundamental theories and reaction mechanisms of photocatalytic technologies with the assistance of electrical field for degrading multi-phase pollutants. Photo(electro)catalysis including photocatalytic oxidation (PCO) and photoelectrocatalytic oxidation (PECO) have been a potential technologies applied for the treatment of organic and inorganic compounds in the wastewaters and waste gases, which has been treated as a promising technique by using semiconductors as photo(electro)catalysts to convert light or electrical energy to chemical energy. Combining photocatalytic processes with electrical field is an option to effectively decompose organic and inorganic pollutants. Although photocatalytic oxidation techniques have been used to decompose multi-phase pollutants, developing efficient advanced oxidation technologies (AOTs) by combining photocatalysis with electrical potential is urgently demanded in the future. This article reviews the most recent progress and the advances in the field of photocatalytic technologies combined with external electrical field, including the characterization of nano-sized photo(electro)catalysts, the degradation of multi-phase pollutants, and the development of electrical assisted photocatalytic technologies for the potential application on the treatment of organic and inorganic compounds in the wastewaters and waste gases. Innovative oxidation techniques regarding photo(electro)catalytic reactions with and without oxidants are included in this review article.
format article
author Chung-Shin Yuan
Iau-Ren Ie
Ji-Ren Zheng
Chung-Hsuan Hung
Zu-Bei Lin
Ching-Hsun Shih
author_facet Chung-Shin Yuan
Iau-Ren Ie
Ji-Ren Zheng
Chung-Hsuan Hung
Zu-Bei Lin
Ching-Hsun Shih
author_sort Chung-Shin Yuan
title A Review of Electrical Assisted Photocatalytic Technologies for the Treatment of Multi-Phase Pollutants
title_short A Review of Electrical Assisted Photocatalytic Technologies for the Treatment of Multi-Phase Pollutants
title_full A Review of Electrical Assisted Photocatalytic Technologies for the Treatment of Multi-Phase Pollutants
title_fullStr A Review of Electrical Assisted Photocatalytic Technologies for the Treatment of Multi-Phase Pollutants
title_full_unstemmed A Review of Electrical Assisted Photocatalytic Technologies for the Treatment of Multi-Phase Pollutants
title_sort review of electrical assisted photocatalytic technologies for the treatment of multi-phase pollutants
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/2fc98f03477944e4b5861e20d66e58b4
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