Engineered g-C<sub>3</sub>N<sub>5</sub>-Based Nanomaterials for Photocatalytic Energy Conversion and Environmental Remediation

Photocatalysis plays a vital role in sustainable energy conversion and environmental remediation because of its economic, eco-friendly, and effective characteristics. Nitrogen-rich graphitic carbon nitride (g-C<sub>3</sub>N<sub>5</sub>) has received worldwide interest owing t...

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Main Authors: Juanjuan Liu, Shuaijun Wang, Chaocheng Zhao, Jingtang Zheng
Format: Article
Language:English
Published: MDPI AG 2023-01-01
Series:Nanomaterials
Subjects:
Online Access:https://www.mdpi.com/2079-4991/13/3/499
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author Juanjuan Liu
Shuaijun Wang
Chaocheng Zhao
Jingtang Zheng
author_facet Juanjuan Liu
Shuaijun Wang
Chaocheng Zhao
Jingtang Zheng
author_sort Juanjuan Liu
collection DOAJ
description Photocatalysis plays a vital role in sustainable energy conversion and environmental remediation because of its economic, eco-friendly, and effective characteristics. Nitrogen-rich graphitic carbon nitride (g-C<sub>3</sub>N<sub>5</sub>) has received worldwide interest owing to its facile accessibility, metal-free nature, and appealing electronic band structure. This review summarizes the latest progress for g-C<sub>3</sub>N<sub>5</sub>-based photocatalysts in energy and environmental applications. It begins with the synthesis of pristine g-C<sub>3</sub>N<sub>5</sub> materials with various topologies, followed by several engineering strategies for g-C<sub>3</sub>N<sub>5</sub>, such as elemental doping, defect engineering, and heterojunction creation. In addition, the applications in energy conversion (H<sub>2</sub> evolution, CO<sub>2</sub> reduction, and N<sub>2</sub> fixation) and environmental remediation (NO purification and aqueous pollutant degradation) are discussed. Finally, a summary and some inspiring perspectives on the challenges and possibilities of g-C<sub>3</sub>N<sub>5</sub>-based materials are presented. It is believed that this review will promote the development of emerging g-C<sub>3</sub>N<sub>5</sub>-based photocatalysts for more efficiency in energy conversion and environmental remediation.
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spelling doaj.art-e7beed0573c849dd930902f71ef073832023-11-16T17:35:37ZengMDPI AGNanomaterials2079-49912023-01-0113349910.3390/nano13030499Engineered g-C<sub>3</sub>N<sub>5</sub>-Based Nanomaterials for Photocatalytic Energy Conversion and Environmental RemediationJuanjuan Liu0Shuaijun Wang1Chaocheng Zhao2Jingtang Zheng3State Key Laboratory of Petroleum Pollution Control, China University of Petroleum (East China), Qingdao 266580, ChinaSchool of Energy and Power Engineering, Jiangsu University, Zhenjiang 212013, ChinaState Key Laboratory of Petroleum Pollution Control, China University of Petroleum (East China), Qingdao 266580, ChinaState Key Laboratory of Petroleum Pollution Control, China University of Petroleum (East China), Qingdao 266580, ChinaPhotocatalysis plays a vital role in sustainable energy conversion and environmental remediation because of its economic, eco-friendly, and effective characteristics. Nitrogen-rich graphitic carbon nitride (g-C<sub>3</sub>N<sub>5</sub>) has received worldwide interest owing to its facile accessibility, metal-free nature, and appealing electronic band structure. This review summarizes the latest progress for g-C<sub>3</sub>N<sub>5</sub>-based photocatalysts in energy and environmental applications. It begins with the synthesis of pristine g-C<sub>3</sub>N<sub>5</sub> materials with various topologies, followed by several engineering strategies for g-C<sub>3</sub>N<sub>5</sub>, such as elemental doping, defect engineering, and heterojunction creation. In addition, the applications in energy conversion (H<sub>2</sub> evolution, CO<sub>2</sub> reduction, and N<sub>2</sub> fixation) and environmental remediation (NO purification and aqueous pollutant degradation) are discussed. Finally, a summary and some inspiring perspectives on the challenges and possibilities of g-C<sub>3</sub>N<sub>5</sub>-based materials are presented. It is believed that this review will promote the development of emerging g-C<sub>3</sub>N<sub>5</sub>-based photocatalysts for more efficiency in energy conversion and environmental remediation.https://www.mdpi.com/2079-4991/13/3/499nitrogen-rich graphitic carbon nitridedefect engineeringheterojunctionenergy conversionenvironmental remediation
spellingShingle Juanjuan Liu
Shuaijun Wang
Chaocheng Zhao
Jingtang Zheng
Engineered g-C<sub>3</sub>N<sub>5</sub>-Based Nanomaterials for Photocatalytic Energy Conversion and Environmental Remediation
Nanomaterials
nitrogen-rich graphitic carbon nitride
defect engineering
heterojunction
energy conversion
environmental remediation
title Engineered g-C<sub>3</sub>N<sub>5</sub>-Based Nanomaterials for Photocatalytic Energy Conversion and Environmental Remediation
title_full Engineered g-C<sub>3</sub>N<sub>5</sub>-Based Nanomaterials for Photocatalytic Energy Conversion and Environmental Remediation
title_fullStr Engineered g-C<sub>3</sub>N<sub>5</sub>-Based Nanomaterials for Photocatalytic Energy Conversion and Environmental Remediation
title_full_unstemmed Engineered g-C<sub>3</sub>N<sub>5</sub>-Based Nanomaterials for Photocatalytic Energy Conversion and Environmental Remediation
title_short Engineered g-C<sub>3</sub>N<sub>5</sub>-Based Nanomaterials for Photocatalytic Energy Conversion and Environmental Remediation
title_sort engineered g c sub 3 sub n sub 5 sub based nanomaterials for photocatalytic energy conversion and environmental remediation
topic nitrogen-rich graphitic carbon nitride
defect engineering
heterojunction
energy conversion
environmental remediation
url https://www.mdpi.com/2079-4991/13/3/499
work_keys_str_mv AT juanjuanliu engineeredgcsub3subnsub5subbasednanomaterialsforphotocatalyticenergyconversionandenvironmentalremediation
AT shuaijunwang engineeredgcsub3subnsub5subbasednanomaterialsforphotocatalyticenergyconversionandenvironmentalremediation
AT chaochengzhao engineeredgcsub3subnsub5subbasednanomaterialsforphotocatalyticenergyconversionandenvironmentalremediation
AT jingtangzheng engineeredgcsub3subnsub5subbasednanomaterialsforphotocatalyticenergyconversionandenvironmentalremediation