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Abdelgawad A, Salah B, Lu Q, Abdullah AM, Chitt M, Ghanem A, S.Al-Hajri R, Eid K. Templet-free Synthesis of M/g-C3N4 (M= Cu, Mn, and Fe) Porous One-dimensional Nanostructures for Green Hydrogen Production. J Electroanal Chem (Lausanne) 2023. [DOI: 10.1016/j.jelechem.2023.117426] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 04/09/2023]
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Qamar MA, Javed M, Shahid S, Shariq M, Fadhali MM, Ali SK, Khan MS. Synthesis and applications of graphitic carbon nitride (g-C 3N 4) based membranes for wastewater treatment: A critical review. Heliyon 2023; 9:e12685. [PMID: 36660457 PMCID: PMC9842699 DOI: 10.1016/j.heliyon.2022.e12685] [Citation(s) in RCA: 13] [Impact Index Per Article: 13.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/19/2022] [Revised: 10/21/2022] [Accepted: 12/21/2022] [Indexed: 01/05/2023] Open
Abstract
Semiconducting membrane combined with nanomaterials is an auspicious combination that may successfully eliminate diverse waste products from water while consuming little energy and reducing pollution. Creating an inexpensive, steady, flexible, and diversified business material for membrane production is a critical challenge in membrane technology development. Because of its unusual structure and high catalytic activity, graphitic carbon nitride (g-C3N4) has come out as a viable material for membranes. Furthermore, their great durability, high permanency under challenging environments, and long-term use without decrease in flux are significant advantages. The advanced material techniques used to manage the molecular assembly of g-C3N4 for separation membrane were detailed in this review work. The progress in using g-C3N4-based membranes for water treatment has been detailed in this presentation. The review delivers an updated description of g-C3N4 based membranes and their separation functions and new ideas for future enhancements/adjustments to address their weaknesses in real-world situations. Finally, the ongoing problems and promising future research directions for g-C3N4-based membranes are discussed.
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Affiliation(s)
- Muhammad Azam Qamar
- Department of Chemistry, School of Science, University of Management and Technology, Lahore, 54770, Pakistan,Corresponding author.
| | - Mohsin Javed
- Department of Chemistry, School of Science, University of Management and Technology, Lahore, 54770, Pakistan
| | - Sammia Shahid
- Department of Chemistry, School of Science, University of Management and Technology, Lahore, 54770, Pakistan
| | - Mohammad Shariq
- Department of Physics, College of Science, Jazan University, Jazan, 45142, Saudi Arabia
| | - Mohammed M. Fadhali
- Department of Physics, College of Science, Jazan University, Jazan, 45142, Saudi Arabia,Department of Physics, Faculty of Science, Ibb University, Ibb, 70270, Yemen
| | - Syed Kashif Ali
- Department of Chemistry, College of Science, Jazan University, Jazan, 45142, Saudi Arabia
| | - Mohd. Shakir Khan
- Department of Physics, College of Science, Al- Zulfi, Majmaah University, Al- Majmaah, 11952, Saudi Arabia
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Tang C, Cheng M, Lai C, Li L, Yang X, Du L, Zhang G, Wang G, Yang L. Recent progress in the applications of non-metal modified graphitic carbon nitride in photocatalysis. Coord Chem Rev 2023. [DOI: 10.1016/j.ccr.2022.214846] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/14/2022]
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Lu Q, Abdelgawad A, Li J, Eid K. Non-Metal-Doped Porous Carbon Nitride Nanostructures for Photocatalytic Green Hydrogen Production. Int J Mol Sci 2022; 23:15129. [PMID: 36499453 PMCID: PMC9735614 DOI: 10.3390/ijms232315129] [Citation(s) in RCA: 7] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/20/2022] [Revised: 11/23/2022] [Accepted: 11/24/2022] [Indexed: 12/04/2022] Open
Abstract
Photocatalytic green hydrogen (H2) production through water electrolysis is deemed as green, efficient, and renewable fuel or energy carrier due to its great energy density and zero greenhouse emissions. However, developing efficient and low-cost noble-metal-free photocatalysts remains one of the daunting challenges in low-cost H2 production. Porous graphitic carbon nitride (gCN) nanostructures have drawn broad multidisciplinary attention as metal-free photocatalysts in the arena of H2 production and other environmental remediation. This is due to their impressive catalytic/photocatalytic properties (i.e., high surface area, narrow bandgap, and visible light absorption), unique physicochemical durability, tunable electronic properties, and feasibility to synthesize in high yield from inexpensive and earth-abundant resources. The physicochemical and photocatalytic properties of porous gCNs can be easily optimized via the integration of earth-abundant heteroatoms. Although there are various reviews on porous gCN-based photocatalysts for various applications, to the best of our knowledge, there are no reviews on heteroatom-doped porous gCN nanostructures for the photocatalytic H2 evolution reaction (HER). It is essential to provide timely updates in this research area to highlight the research related to fabrication of novel gCNs for large-scale applications and address the current barriers in this field. This review emphasizes a panorama of recent advances in the rational design of heteroatom (i.e., P, O, S, N, and B)-doped porous gCN nanostructures including mono, binary, and ternary dopants for photocatalytic HERs and their optimized parameters. This is in addition to H2 energy storage, non-metal configuration, HER fundamental, mechanism, and calculations. This review is expected to inspire a new research entryway to the fabrication of porous gCN-based photocatalysts with ameliorated activity and durability for practical H2 production.
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Affiliation(s)
- Qingqing Lu
- Engineering & Technology Center of Electrochemistry, School of Chemistry and Chemical Engineering, Qilu University of Technology (Shandong Academy of Sciences), Jinan 250353, China
| | - Ahmed Abdelgawad
- Gas Processing Center (GPC), College of Engineering, Qatar University, Doha 2713, Qatar
| | - Jiaojiao Li
- Engineering & Technology Center of Electrochemistry, School of Chemistry and Chemical Engineering, Qilu University of Technology (Shandong Academy of Sciences), Jinan 250353, China
| | - Kamel Eid
- Gas Processing Center (GPC), College of Engineering, Qatar University, Doha 2713, Qatar
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Co-Doped, Tri-Doped, and Rare-Earth-Doped g-C3N4 for Photocatalytic Applications: State-of-the-Art. Catalysts 2022. [DOI: 10.3390/catal12060586] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/10/2022] Open
Abstract
Rapid industrialization and overpopulation have led to energy shortages and environmental pollution, accelerating research to solve the issues. Currently, metal-free photocatalysts have gained the intensive attention of scientists due to their environmental-friendly nature and ease of preparation. It was noticed that g-C3N4 (GCN) consists of a few outstanding properties that could be used for various applications such as water treatment and clean energy production. Nonetheless, bare GCN contains several drawbacks such as high charge recombination, limited surface area, and low light sensitivity. Several solutions have been applied to overcome GCN limitations. Co-doping, tri-doping, and rare-earth-doping can be effective solutions to modify the GCN structure and improve its performance toward photocatalysis. This review highlights the function of multi-elemental and rare-earth dopants in GCN structure, mechanisms, and performance for photocatalytic applications as well as the advantages of co-doping, tri-doping, and rare-earth-doping of GCN. This review summarizes the different roles of dopants in addressing the limitations of GCN. Therefore, this article critically reviewed how multi-elemental and rare-earth-doping affect GCN properties and enhanced photoactivity for various applications.
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Qu Y, Chen Y, Sun J. Conversion of CO2 with epoxides to cyclic carbonates catalyzed by amino acid ionic liquids at room temperature. J CO2 UTIL 2022. [DOI: 10.1016/j.jcou.2021.101840] [Citation(s) in RCA: 8] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/29/2023]
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Modified g-C3N4 derived from ionic liquid and urea for promoting visible-light photodegradation of organic pollutants. Chin J Chem Eng 2021. [DOI: 10.1016/j.cjche.2021.06.021] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
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Zhang S, Mo Z, Wang J, Liu H, Liu P, Hu D, Tan T, Wang C. Ultra-stable oxygen species in Ag nanoparticles anchored on g-C3N4 for enhanced electrochemical reduction of CO2. Electrochim Acta 2021. [DOI: 10.1016/j.electacta.2021.138831] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/07/2023]
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Carbon quantum dots modified oxygen doped carbon nitride nanosheets with enhanced hydrogen evolution under visible light irradiation. J Mol Struct 2021. [DOI: 10.1016/j.molstruc.2020.129585] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
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Li Y, Zhang D, Fan J, Xiang Q. Highly crystalline carbon nitride hollow spheres with enhanced photocatalytic performance. CHINESE JOURNAL OF CATALYSIS 2021. [DOI: 10.1016/s1872-2067(20)63684-1] [Citation(s) in RCA: 68] [Impact Index Per Article: 22.7] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
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Thermo-responsive functionalized PNIPAM@Ag/Ag3PO4/CN-heterostructure photocatalyst with switchable photocatalytic activity. CHINESE JOURNAL OF CATALYSIS 2020. [DOI: 10.1016/s1872-2067(20)63554-9] [Citation(s) in RCA: 14] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
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Li H, Liang Z, Deng Q, Hou W. Band structure engineering of polymeric carbon nitride with oxygen/carbon codoping for efficient charge separation and photocatalytic performance. J Colloid Interface Sci 2020; 564:333-343. [PMID: 31918201 DOI: 10.1016/j.jcis.2019.12.131] [Citation(s) in RCA: 18] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/12/2019] [Revised: 12/28/2019] [Accepted: 12/30/2019] [Indexed: 12/17/2022]
Abstract
The high charge recombination efficiency and weak visible-light absorption of polymeric carbon nitride (CN) severely suppress its photocatalytic performance. To overcome these defects, oxygen/carbon codoped CN (OCN) was prepared firstly using acrylamide as the additive. OCN exhibits much enhanced visible light absorption, charge separation and transfer, and thus photoactivity in hydrogen production and environmental remediation. OCN exhibits a ~6-fold higher photocatalytic hydrogen production rate (~2626 μmol h-1 g-1) than CN, comparable to most of nonmetal-doped CN, and an apparent quantum yield of ~16.3% (420 nm). OCN is also much better at producing singlet oxygen than CN. The significantly enhanced charge separation for OCN arises from the O/C codoping structure which forms an impurity level above the valence band edge in the bandgap, i.e., works as a hole-capture center. This work affords a simple and effective strategy to synthesize modified CN for photoactivity enhancement, clarifies the doping mechanism, and may guide research on other nonmetal doped organic semiconductor photocatalysts.
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Affiliation(s)
- Haiping Li
- National Engineering Research Center for Colloidal Materials, Shandong University, Jinan, Shandong, 250100, China
| | - Zhiwei Liang
- National Engineering Research Center for Colloidal Materials, Shandong University, Jinan, Shandong, 250100, China
| | - Quanhua Deng
- School of Chemistry and Chemical Engineering, Shandong University, Jinan, Shandong, 250100, China
| | - Wanguo Hou
- School of Chemistry and Chemical Engineering, Shandong University, Jinan, Shandong, 250100, China; Key Laboratory for Colloid and Interface Chemistry (Ministry of Education), Shandong University, Jinan, Shandong, 250100, China.
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Zhu K, Ou-Yang J, Zeng Q, Meng S, Teng W, Song Y, Tang S, Cui Y. Fabrication of hierarchical ZnIn2S4@CNO nanosheets for photocatalytic hydrogen production and CO2 photoreduction. CHINESE JOURNAL OF CATALYSIS 2020. [DOI: 10.1016/s1872-2067(19)63494-7] [Citation(s) in RCA: 27] [Impact Index Per Article: 6.8] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]
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Li Y, Zhang D, Feng X, Xiang Q. Enhanced photocatalytic hydrogen production activity of highly crystalline carbon nitride synthesized by hydrochloric acid treatment. CHINESE JOURNAL OF CATALYSIS 2020. [DOI: 10.1016/s1872-2067(19)63427-3] [Citation(s) in RCA: 86] [Impact Index Per Article: 21.5] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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Liang R, Liang Z, Chen F, Xie D, Wu Y, Wang X, Yan G, Wu L. Sodium dodecyl sulfate-decorated MOF-derived porous Fe2O3 nanoparticles: High performance, recyclable photocatalysts for fuel denitrification. CHINESE JOURNAL OF CATALYSIS 2020. [DOI: 10.1016/s1872-2067(19)63402-9] [Citation(s) in RCA: 27] [Impact Index Per Article: 6.8] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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Wang Y, Liu L, Wu D, Guo J, Shi J, Liu J, Su C. Immobilization of metal-organic molecular cage on g-C3N4 semiconductor for enhancement of photocatalytic H2 generation. CHINESE JOURNAL OF CATALYSIS 2019. [DOI: 10.1016/s1872-2067(19)63387-5] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 10/26/2022]
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Wang Y, Li Y, Cao S, Yu J. Ni-P cluster modified carbon nitride toward efficient photocatalytic hydrogen production. CHINESE JOURNAL OF CATALYSIS 2019. [DOI: 10.1016/s1872-2067(19)63343-7] [Citation(s) in RCA: 60] [Impact Index Per Article: 12.0] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
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Shen R, Xie J, Xiang Q, Chen X, Jiang J, Li X. Ni-based photocatalytic H2-production cocatalysts2. CHINESE JOURNAL OF CATALYSIS 2019. [DOI: 10.1016/s1872-2067(19)63294-8] [Citation(s) in RCA: 195] [Impact Index Per Article: 39.0] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
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