Journal ArticleDOI
g-C3N4/carbon dot-based nanocomposites serve as efficacious photocatalysts for environmental purification and energy generation: A review
TLDR
In this article, a review highlights the applied protocols to ameliorate the photoactivity of graphitic carbon nitride (g-C3N4) based nanocomposites through combining with various materials.About:
This article is published in Journal of Cleaner Production.The article was published on 2020-12-10. It has received 381 citations till now.read more
Citations
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Enhanced photocatalytic degradation and H2/H2O2 production performance of S-pCN/WO2.72 S-scheme heterojunction with appropriate surface oxygen vacancies
Xibao Li,Bangbang Kang,Fan Dong,Zhiqiang Zhang,Xudong Luo,Lu Han,Juntong Huang,Zhijun Feng,Zhi Chen,Jilin Xu,Biaolin Peng,Zhong Lin Wang +11 more
TL;DR: In this article, a solvent evaporation induced self-assembly method was employed to prepare a novel S-scheme heterojunction composite by combining sulfur-doped porous graphite carbon nitride (S-pCN) with tungsten oxide (WO2.72) semiconductors which manifest effective interface contact and excellent photocatalytic performance.
Journal ArticleDOI
Construction of S-scheme Bi2WO6/g-C3N4 heterostructure nanosheets with enhanced visible-light photocatalytic degradation for ammonium dinitramide.
TL;DR: Under optimal conditions, the photocatalytic degradation rate of ADN over BWO/CN can reach 98.93% after 80 min visible-light irradiation, and S-scheme heterojunction mechanism was proposed to explain the extremely high REDOX performance of BWo/CN composite.
Journal ArticleDOI
Photocatalytic activation of peroxymonosulfate by carbon quantum dots functionalized carbon nitride for efficient degradation of bisphenol A under visible-light irradiation
TL;DR: In this paper, a metal-free carbon quantum dots (CQDs) functioned polymer carbon nitride (PCN) was synthesized and used as an efficient photocatalyst for peroxymonosulfate (PMS) activation toward bisphenol A (BPA) degradation under visible-light irradiation.
Journal ArticleDOI
Insights into the degradation mechanism of perfluorooctanoic acid under visible-light irradiation through fabricating flower-shaped Bi5O7I/ZnO n-n heterojunction microspheres
Yiqiong Yang,Wenqing Ji,Xingyu Li,Zenghui Zheng,Fukun Bi,Minhui Yang,Jingcheng Xu,Xiaodong Zhang +7 more
TL;DR: In this paper, the degradation rate constant of Bi5O7I/ZnO n-n heterojunction microspheres (k4 − 0.013 − 1) increased by 2.9, 2.4, and 1.8 times, respectively.
Journal ArticleDOI
Enhanced photocatalytic CO2 reduction over direct Z-scheme NiTiO3/g-C3N4 nanocomposite promoted by efficient interfacial charge transfer
TL;DR: In this article, a direct Z-scheme NiTiO3/g-C3N4 (NT/GCN) photocatalyst is constructed by a facile calcination method, which can enhance the spatial separation of hole-electron pairs, suppress the recombination of charge carriers and remain the strong redox ability.
References
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Journal ArticleDOI
A metal-free polymeric photocatalyst for hydrogen production from water under visible light
Xinchen Wang,Kazuhiko Maeda,Arne Thomas,Kazuhiro Takanabe,Gang Xin,Johan M. Carlsson,Kazunari Domen,Markus Antonietti +7 more
TL;DR: It is shown that an abundant material, polymeric carbon nitride, can produce hydrogen from water under visible-light irradiation in the presence of a sacrificial donor.
Journal ArticleDOI
Graphitic Carbon Nitride (g-C3N4)-Based Photocatalysts for Artificial Photosynthesis and Environmental Remediation: Are We a Step Closer To Achieving Sustainability?
TL;DR: It is anticipated that this review can stimulate a new research doorway to facilitate the next generation of g-C3N4-based photocatalysts with ameliorated performances by harnessing the outstanding structural, electronic, and optical properties for the development of a sustainable future without environmental detriment.
Journal ArticleDOI
Visible-light driven heterojunction photocatalysts for water splitting – a critical review
TL;DR: Li et al. as mentioned in this paper provided an overview of the concept of heterojunction construction and more importantly, the current state-of-the-art for the efficient, visible-light driven junction water splitting photo(electro)catalysts reported over the past ten years.
Journal ArticleDOI
Alkali-Assisted Synthesis of Nitrogen Deficient Graphitic Carbon Nitride with Tunable Band Structures for Efficient Visible-Light-Driven Hydrogen Evolution.
Huijun Yu,Run Shi,Yunxuan Zhao,Tong Bian,Yufei Zhao,Chao Zhou,Geoffrey I. N. Waterhouse,Li-Zhu Wu,Chen-Ho Tung,Tierui Zhang +9 more
TL;DR: A facile synthetic strategy for nitrogen-deficient graphitic carbon nitride (g-C3 Nx) is established, involving a simple alkali-assisted thermal polymerization of urea, melamine, or thiourea, with superior visible-light photocatalytic performance compared to pristine g-C2 N4.
Journal ArticleDOI
Recent developments in heterogeneous photocatalysts for solar-driven overall water splitting
TL;DR: In this article, a review summarizes the basics of overall water splitting via both one-step excitation and Z-scheme processes, with a focus on standard methods of determining photocatalytic performance.