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Malekshah R, Moharramnejad M, Gharanli S, Shahi M, Ehsani A, Haribabu J, Ouachtak H, Mirtamizdoust B, Kamwilaisak K, Sillanpää M, Erfani H. MOFs as Versatile Catalysts: Synthesis Strategies and Applications in Value-Added Compound Production. ACS OMEGA 2023; 8:31600-31619. [PMID: 37692216 PMCID: PMC10483527 DOI: 10.1021/acsomega.3c02552] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/14/2023] [Accepted: 08/01/2023] [Indexed: 09/12/2023]
Abstract
Catalysts played a crucial role in advancing modern human civilization, from ancient times to the industrial revolution. Due to high cost and limited availability of traditional catalysts, there is a need to develop cost-effective, high-activity, and nonprecious metal-based electrocatalysts. Metal-organic frameworks (MOFs) have emerged as an ideal candidate for heterogeneous catalysis due to their physicochemical properties, hybrid inorganic/organic structures, uncoordinated metal sites, and accessible organic sections. MOFs are high nanoporous crystalline materials that can be used as catalysts to facilitate polymerization reactions. Their chemical and structural diversity make them effective for various reactions compared to traditional catalysts. MOFs have been applied in gas storage and separation, ion-exchange, drug delivery, luminescence, sensing, nanofilters, water purification, and catalysis. The review focuses on MOF-enabled heterogeneous catalysis for value-added compound production, including alcohol oxidation, olefin oligomerization, and polymerization reactions. MOFs offer tunable porosity, high spatial density, and single-crystal XRD control over catalyst properties. In this review, MOFs were focused on reactions of CO2 fixation, CO2 reduction, and photoelectrochemical water splitting. Overall, MOFs have great potential as versatile catalysts for diverse applications in the future.
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Affiliation(s)
- Rahime
Eshaghi Malekshah
- Medical
Biomaterial Research Centre (MBRC), Tehran
University of Medical Sciences, Tehran 14166-34793, Iran
- Department
of Chemistry, Semnan University, Semnan 35131-19111, Iran
| | - Mojtaba Moharramnejad
- Young
Researcher and Elite Group, Qom University, Qom 37161-46611, Iran
- Department
of Chemistry, Faculty of Science, University
of Qom, Qom 37161-46611, Iran
| | - Sajjad Gharanli
- Department
of Chemical Engineering, Faculty of Engineering, University of Qom, Qom 37161-46611, Iran
| | - Mehrnaz Shahi
- Department
of Chemistry, Semnan University, Semnan 35131-19111, Iran
| | - Ali Ehsani
- Department
of Chemistry, Faculty of Science, University
of Qom, Qom 37161-46611, Iran
| | - Jebiti Haribabu
- Facultad
de Medicina, Universidad de Atacama, Los Carreras 1579, Copiapo 1532502, Chile
- Chennai Institute of Technology (CIT), Chennai 600069, India
| | - Hassan Ouachtak
- Laboratory
of Organic and Physical Chemistry, Faculty of Science, Ibn Zohr University, Agadir 80060, Morocco
- Faculty
of Applied Science, Ait Melloul, Ibn Zohr
University, Agadir 80060, Morocco
| | - Babak Mirtamizdoust
- Department
of Chemistry, Faculty of Science, University
of Qom, Qom 37161-46611, Iran
| | - Khanita Kamwilaisak
- Chemical
Engineering Department, Faculty of Engineering, Khon Kaen University, Khon Kaen 40002, Thailand
| | - Mika Sillanpää
- Department
of Chemical Engineering, School of Mining, Metallurgy and Chemical
Engineering, University of Johannesburg, P.O. Box 17011, Doornfontein 2028, South Africa
- International
Research Centre of Nanotechnology for Himalayan Sustainability (IRCNHS), Shoolini University, Solan, Himachal Pradesh 173212, India
- Department
of Biological and Chemical Engineering, Aarhus University, Nørrebrogade
44, Aarhus C 8000, Denmark
- Department
of Civil Engineering, University Centre for Research & Development, Chandigarh University, Gharuan, Mohali, Punjab 140413, India
| | - Hadi Erfani
- Department
of Chemical Engineering, Central Tehran Branch, Islamic Azad University, Tehran 14778-93855, Iran
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An Overview on Exploitation of Graphene-Based Membranes: From Water Treatment to Medical Industry, Including Recent Fighting against COVID-19. Microorganisms 2023; 11:microorganisms11020310. [PMID: 36838275 PMCID: PMC9967324 DOI: 10.3390/microorganisms11020310] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/31/2022] [Revised: 01/20/2023] [Accepted: 01/21/2023] [Indexed: 01/26/2023] Open
Abstract
Graphene and its derivatives have lately been the subject of increased attention for different environmental applications of membrane technology such as water treatment and air filtration, exploiting their antimicrobial and antiviral activity. They are interesting candidates as membrane materials for their outstanding mechanical and chemical stability and for their thin two-dimensional (2D) nanostructure with potential pore engineering for advanced separation. All these applications have evolved and diversified from discovery to today, and now graphene and graphene derivatives also offer fascinating opportunities for the fight against infective diseases such as COVID-19 thanks to their antimicrobial and antiviral properties. This paper presents an overview of graphene-based 2D materials, their preparation and use as membrane material for applications in water treatment and in respiratory protection devices.
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3
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An Insight into Carbon Nanomaterial-Based Photocatalytic Water Splitting for Green Hydrogen Production. Catalysts 2022. [DOI: 10.3390/catal13010066] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/31/2022] Open
Abstract
At present, the energy shortage and environmental pollution are the burning global issues. For centuries, fossil fuels have been used to meet worldwide energy demand. However, thousands of tons of greenhouse gases are released into the atmosphere when fossil fuels are burned, contributing to global warming. Therefore, green energy must replace fossil fuels, and hydrogen is a prime choice. Photocatalytic water splitting (PWS) under solar irradiation could address energy and environmental problems. In the past decade, solar photocatalysts have been used to manufacture sustainable fuels. Scientists are working to synthesize a reliable, affordable, and light-efficient photocatalyst. Developing efficient photocatalysts for water redox reactions in suspension is a key to solar energy conversion. Semiconductor nanoparticles can be used as photocatalysts to accelerate redox reactions to generate chemical fuel or electricity. Carbon materials are substantial photocatalysts for total WS under solar irradiation due to their high activity, high stability, low cost, easy production, and structural diversity. Carbon-based materials such as graphene, graphene oxide, graphitic carbon nitride, fullerenes, carbon nanotubes, and carbon quantum dots can be used as semiconductors, photosensitizers, cocatalysts, and support materials. This review comprehensively explains how carbon-based composite materials function as photocatalytic semiconductors for hydrogen production, the water-splitting mechanism, and the chemistry of redox reactions. Also, how heteroatom doping, defects and surface functionalities, etc., can influence the efficiency of carbon photocatalysts in H2 production. The challenges faced in the PWS process and future prospects are briefly discussed.
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4
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Biomass-Derived Carbon Materials in Heterogeneous Catalysis: A Step towards Sustainable Future. Catalysts 2022. [DOI: 10.3390/catal13010020] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/28/2022] Open
Abstract
Biomass-derived carbons are emerging materials with a wide range of catalytic properties, such as large surface area and porosity, which make them ideal candidates to be used as heterogeneous catalysts and catalytic supports. Their unique physical and chemical properties, such as their tunable surface, chemical inertness, and hydrophobicity, along with being environmentally friendly and cost effective, give them an edge over other catalysts. The biomass-derived carbon materials are compatible with a wide range of reactions including organic transformations, electrocatalytic reactions, and photocatalytic reactions. This review discusses the uses of materials produced from biomass in the realm of heterogeneous catalysis, highlighting the different types of carbon materials derived from biomass that are potential catalysts, and the importance and unique properties of heterogeneous catalysts with different preparation methods are summarized. Furthermore, this review article presents the relevant work carried out in recent years where unique biomass-derived materials are used as heterogeneous catalysts and their contribution to the field of catalysis. The challenges and potential prospects of heterogeneous catalysis are also discussed.
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5
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Zheng Y, Wei Y, Fan J, Liu X, Zhu Z, Yang B. The Fe
0
/Fe
3
O
4
/Fe
3
C@hydrophilic Carbon Composite for LED Light‐Assisted, Improved Fenton‐Like Catalytic Activity for Dye Degradation. ChemistrySelect 2022. [DOI: 10.1002/slct.202203263] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
Affiliation(s)
- Yanping Zheng
- Department of Petrochemical Technology Lanzhou University of Technology Provincial Key Laboratory of Gansu Higher Education for City Environmental Pollution Control School of Chemistry Engineering Lanzhou City University. Lanzhou Yinchuan 730070 P.R. China
| | - Yunxia Wei
- Provincial Key Laboratory of Gansu Higher Education for City Environmental Pollution Control School of Chemistry Engineering Lanzhou City University. Lanzhou 730070 P.R. China
| | - Jinhu Fan
- Provincial Key Laboratory of Gansu Higher Education for City Environmental Pollution Control School of Chemistry Engineering Lanzhou City University. Lanzhou 730070 P.R. China
| | - Xianyu Liu
- Provincial Key Laboratory of Gansu Higher Education for City Environmental Pollution Control School of Chemistry Engineering Lanzhou City University. Lanzhou 730070 P.R. China
| | - Zhenhong Zhu
- Provincial Key Laboratory of Gansu Higher Education for City Environmental Pollution Control School of Chemistry Engineering Lanzhou City University. Lanzhou 730070 P.R. China
| | - Baoping Yang
- Department of Petrochemical Technology Lanzhou University of Technology Lanzhou 730070 P.R.China
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6
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Weldekidan H, Mohanty AK, Misra M. Upcycling of Plastic Wastes and Biomass for Sustainable Graphitic Carbon Production: A Critical Review. ACS ENVIRONMENTAL AU 2022; 2:510-522. [PMID: 36411867 PMCID: PMC9673229 DOI: 10.1021/acsenvironau.2c00029] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 05/26/2022] [Revised: 08/01/2022] [Accepted: 08/01/2022] [Indexed: 12/04/2022]
Abstract
![]()
Upcycling of waste plastics diverts plastics from landfill,
which
helps in reducing greenhouse gas emissions. Graphitic carbon is an
interesting material with a wide range of applications in electronics,
energy storage, fuel cells, and even as advanced fillers for polymer
composites. It is a very strong and highly conductive material consisting
of weakly bound graphene layers arranged in a hexagonal structure.
There are different ways of synthesizing graphitic carbons, of which
the co-pyrolysis of biomass and plastic wastes is a promising approach
for large-scale production. Highly graphitized carbon with surface
areas in the range of 201 m2/g was produced from the co-pyrolysis
of polyethylene and pinewood at 600 °C. Similarly, porous carbon
having a superior discharge capacity (290 mAh/g) was developed from
the co-pyrolysis of sugar cane and plastic polymers with catalysts.
The addition of plastic wastes including polyethylene and high-density
polyethylene to the pyrolysis of biomass tends to increase the surface
area and improve the discharge capacity of the produced graphitic
carbons. Likewise, temperature plays an important role in enhancing
the carbon content and thereby the quality of the graphitic carbon
during the co-pyrolysis process. The application of metal catalysts
can reduce the graphitization temperature while at the same time improve
the quality of the graphitic carbon by increasing the carbon contents.
This work reports some typical graphitic carbon preparation methods
from the co-pyrolysis of biomass and plastic wastes for the first
time including thermochemical methods, exfoliation methods, template-based
production methods, and salt-based methods. The factors affecting
the graphitic char quality during the conversion processes are reviewed
critically. Moreover, the current state-of-the-art characterization
technologies such as Raman, scanning electron microscopy, high-resolution
transmission electron microscopy, and X-ray photoelectron spectroscopy
are discussed in detail, and finally, an overview on the applications,
scalability, and future trends of graphitic-like carbons is highlighted.
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Affiliation(s)
- Haftom Weldekidan
- Bioproducts Discovery and Development Centre, Department of Plant Agriculture, Crop Science Building, University of Guelph, 50 Stone Road East, Guelph, Ontario N1G 2W1, Canada
- School of Engineering, Thornbrough Building, University of Guelph, 50 Stone Road East, Guelph, Ontario N1G 2W1, Canada
| | - Amar K. Mohanty
- Bioproducts Discovery and Development Centre, Department of Plant Agriculture, Crop Science Building, University of Guelph, 50 Stone Road East, Guelph, Ontario N1G 2W1, Canada
- School of Engineering, Thornbrough Building, University of Guelph, 50 Stone Road East, Guelph, Ontario N1G 2W1, Canada
| | - Manjusri Misra
- Bioproducts Discovery and Development Centre, Department of Plant Agriculture, Crop Science Building, University of Guelph, 50 Stone Road East, Guelph, Ontario N1G 2W1, Canada
- School of Engineering, Thornbrough Building, University of Guelph, 50 Stone Road East, Guelph, Ontario N1G 2W1, Canada
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7
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Environmentally-friendly carbon nanomaterials for photocatalytic hydrogen production. CHINESE JOURNAL OF CATALYSIS 2022. [DOI: 10.1016/s1872-2067(21)63994-3] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
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8
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Moustafa HM, Mahmoud MS, Nassar MM. Photon-induced water splitting experimental and kinetic studies with a hydrothermally prepared TiO2-doped rGO photocatalyst. INORG CHEM COMMUN 2022. [DOI: 10.1016/j.inoche.2022.109546] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
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9
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Peng L, Jurca B, Primo A, Gordillo A, Parvulescu VI, García H. High C2-C4 selectivity in CO2 hydrogenation by particle size control of Co-Fe alloy nanoparticles wrapped on N-doped graphitic carbon. iScience 2022; 25:104252. [PMID: 35521526 PMCID: PMC9062353 DOI: 10.1016/j.isci.2022.104252] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/03/2021] [Revised: 02/15/2022] [Accepted: 04/07/2022] [Indexed: 11/22/2022] Open
Abstract
A catalyst based on first-row Fe and Co with a record of 51% selectivity to C2-C4 hydrocarbons at 36% CO2 conversion is disclosed. The factors responsible for the C2+ selectivity are a narrow Co-Fe particle size distribution of about 10 nm and embedment in N-doped graphitic matrix. These hydrogenation catalysts convert CO2 into C2-C4 hydrocarbons, including ethane, propane, n-butane, ethylene and propylene together with methane, CO. Selectivity varies depending on the catalyst, CO2 conversion, and the operation conditions. Operating with an H2/CO2 ratio of 4 at 300°C and pressure on 5 bar, a remarkable combined 30% of ethylene and propylene at 34% CO2 conversion was achieved. The present results open the way to develop an economically attractive process for CO2 reduction leading to products of higher added value and longer life cycles with a substantial selectivity. Co-Fe nanoparticles wrapped on N-doped graphitic carbon catalyzes CO2 hydrogenation Co-Fe@(N)Carbon affords 51% selectivity to C2-C4 hydrocarbons at 36% CO2 conversion At H2/CO2 4, 300°C and 5 bar, a combined 30% of CH2 = CH2 and MeCH = CH2 is achieved Particle size (10 nm) and N-doping are crucial to achieve high C2+ selectivity
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10
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Hydrogen Production as a Clean Energy Carrier through Heterojunction Semiconductors for Environmental Remediation. ENERGIES 2022. [DOI: 10.3390/en15093222] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
Abstract
Today, as a result of the advancement of technology and increasing environmental problems, the need for clean energy has considerably increased. In this regard, hydrogen, which is a clean and sustainable energy carrier with high energy density, is among the well-regarded and effective means to deliver and store energy, and can also be used for environmental remediation purposes. Renewable hydrogen energy carriers can successfully substitute fossil fuels and decrease carbon dioxide (CO2) emissions and reduce the rate of global warming. Hydrogen generation from sustainable solar energy and water sources is an environmentally friendly resolution for growing global energy demands. Among various solar hydrogen production routes, semiconductor-based photocatalysis seems a promising scheme that is mainly performed using two kinds of homogeneous and heterogeneous methods, of which the latter is more advantageous. During semiconductor-based heterogeneous photocatalysis, a solid material is stimulated by exposure to light and generates an electron–hole pair that subsequently takes part in redox reactions leading to hydrogen production. This review paper tries to thoroughly introduce and discuss various semiconductor-based photocatalysis processes for environmental remediation with a specific focus on heterojunction semiconductors with the hope that it will pave the way for new designs with higher performance to protect the environment.
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11
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Peng L, G. Baldovi H, Dhakshinamoorthy A, Primo A, Garcia H. Tridimensional N, P-Codoped Carbon Sponges as Highly Selective Catalysts for Aerobic Oxidative Coupling of Benzylamine. ACS OMEGA 2022; 7:11092-11100. [PMID: 35415318 PMCID: PMC8991907 DOI: 10.1021/acsomega.1c07179] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 12/20/2021] [Accepted: 02/18/2022] [Indexed: 06/14/2023]
Abstract
Two tridimensional N-doped porous carbon sponges (3DC-X) have been prepared by using cetyltrimethylammonium chloride (CTAC) and cetyltrimethylammonium bromide (CTAB) as soft templates and alginate to replicate the liquid crystals formed by CTA+ in water. Alginate is a filmogenic polysaccharide of natural origin having the ability to form nanometric defectless films around objects. Subsequent pyrolysis at 900 °C under an Ar flow of the resulting CTA+-polysaccharide assemblies result in 3DC-1 and 3DC-2, with the N percentages of 0.48 and 0.36 wt % for the materials resulting from CTAC and CTAB, respectively. Another four 3DC materials were obtained via pyrolysis of the adduct of phytic acid and chitosan, rendering an amorphous, N and P-codoped carbon sample (3DC-3 to 3DC-6). The six 3DC samples exhibit a large area (>650 m2 × g-1) and porosity, as determined by Ar adsorption. The catalytic activity of these materials in promoting the aerobic oxidation of benzylamine increases with the specific surface area and doping, being the largest for 3DC-4, which is able to achieve 73% benzylamine conversion to N-benzylidene benzylamine in solventless conditions at 70 °C in 5 h. Quenching studies and hot filtration tests indicate that 3DC-4 acts as a heterogeneous catalyst rather than an initiator, triggering the formation of hydroperoxyl and hydroxyl radicals as the main reactive oxygen species involved in the aerobic oxidation.
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Affiliation(s)
- Lu Peng
- Instituto
Universitario de Tecnología Química, Consejo Superior de Tecnología Química-Universitat
Politècnica de Valencia, Av. De los Naranjos s/n, 46010 Valencia, Spain
| | - Herme G. Baldovi
- Instituto
Universitario de Tecnología Química, Consejo Superior de Tecnología Química-Universitat
Politècnica de Valencia, Av. De los Naranjos s/n, 46010 Valencia, Spain
| | | | - Ana Primo
- Instituto
Universitario de Tecnología Química, Consejo Superior de Tecnología Química-Universitat
Politècnica de Valencia, Av. De los Naranjos s/n, 46010 Valencia, Spain
| | - Hermenegildo Garcia
- Instituto
Universitario de Tecnología Química, Consejo Superior de Tecnología Química-Universitat
Politècnica de Valencia, Av. De los Naranjos s/n, 46010 Valencia, Spain
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12
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Photocatalytic reforming of biomass-derived feedstock to hydrogen production. RESEARCH ON CHEMICAL INTERMEDIATES 2022. [DOI: 10.1007/s11164-022-04693-x] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
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13
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Bhattacharya S, Das AA, Chandra Dhal G, Sahoo PK, Tripathi A, Sahoo NK. Evaluation of N doped rGO-ZnO-CoPc(COOH) 8 nanocomposite in cyanide degradation and its bactericidal activities. JOURNAL OF ENVIRONMENTAL MANAGEMENT 2022; 302:114022. [PMID: 34735832 DOI: 10.1016/j.jenvman.2021.114022] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 01/31/2021] [Revised: 09/25/2021] [Accepted: 10/25/2021] [Indexed: 06/13/2023]
Abstract
In the present study, an attempt has been made to design a solar light driven N-rGO-ZnO- CoPc(COOH)8 nanocomposite for the degradation of cyanide. The morphological and structural characterization of the synthesized nanocomposite was performed by XRD, FT-IR, XPS, UV-vis DRS, FESEM, TEM, EDS, PL spectra and BET surface area. The results revealed that almost 91% degradation and 86% toxicity removal occurred at 25 mgL-1 of initial cyanide concentration by the N-rGO-ZnO-CoPc(COOH)8 nanocomposite under illumination of solar light within 120 min. Analysis of free radicals reveals that the generation of OH. radicals was the predominant species in the photocatalytic degradation process. The cyanide degradation follows pseudo-first order kinetics. The estimated apparent rate constant (Kapp) of the above nanocomposite was 3 times higher than that of the ZnO photocatalyst alone together with a very good recycle activities. This might be due to the application of metallpthalocyanine photosensitizer CoPc(COOH)8 which enhances the rate of visible light absorption efficiency and activates the higher band gap ZnO photocatalyst under visible light. In addition, the presence of residual oxygen in N-rGO also promotes nucleation and anchor sites for interfacial contact between ZnO and N-rGO for effective charge transfer. Further, the N-rGO-ZnO-CoPc(COOH)8 photocatalytic system showed significant antibacterial activities against mixed culture systems. Therefore, the N-rGO-ZnO-CoPc(COOH)8 nanocomposite may be an alternative solar light driven photocatalyst system for the removal of cyanide from the wastewater along with its strong disinfectant activities.
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Affiliation(s)
- Shramana Bhattacharya
- Department of Chemistry, Environmental Science Program, Faculty of Engineering and Technology (ITER), Siksha'O'Anusandhan (Deemed to be University), Bhubaneswar, 751030, Odisha, India
| | - Anup Anang Das
- Department of Chemistry, Environmental Science Program, Faculty of Engineering and Technology (ITER), Siksha'O'Anusandhan (Deemed to be University), Bhubaneswar, 751030, Odisha, India
| | - Ganesh Chandra Dhal
- Department of Civil Engineering, National Institute of Technology, Meghalaya, India
| | - Prasanta Kumar Sahoo
- Department of Mechanical Engineering, Faculty of Engineering and Technology (ITER), Siksha'O'Anusandhan (Deemed to be University), Bhubaneswar, 751 030, Odisha, India
| | - Abhishek Tripathi
- Department of Metallurgical and Materials Engineering, Malaviya National Institute of Technology Jaipur, Jaipur, 302017, India
| | - Naresh Kumar Sahoo
- Department of Chemistry, Environmental Science Program, Faculty of Engineering and Technology (ITER), Siksha'O'Anusandhan (Deemed to be University), Bhubaneswar, 751030, Odisha, India.
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14
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Hammi N, Marcotte N, Marinova M, Draoui K, Royer S, El Kadib A. Nanostructured metal oxide@carbon dots through sequential chitosan templating and carbonisation route. CARBOHYDRATE POLYMER TECHNOLOGIES AND APPLICATIONS 2021. [DOI: 10.1016/j.carpta.2021.100043] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/22/2022] Open
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15
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García-Mulero A, Rendón-Patiño A, Asiri AM, Primo A, Garcia H. Band Engineering of Semiconducting Microporous Graphitic Carbons by Phosphorous Doping: Enhancing of Photocatalytic Overall Water Splitting. ACS APPLIED MATERIALS & INTERFACES 2021; 13:48753-48763. [PMID: 34623144 DOI: 10.1021/acsami.1c14357] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/13/2023]
Abstract
Carbon-based solar photocatalysts for overall water splitting could provide H2 as an energy vector in a clean and sustainable way. Band engineering to align energy levels can be achieved, among other ways, by doping. Herein, it is shown that phosphorous doping of microporous graphitic carbons derived from pyrolysis of α-, β-, and γ-cyclodextrin increases the valence band edge energy of the material, and the energy value of the conduction band decreases with the P content. In this way, P doping increases the activity of these metal-free materials in photocatalytic overall water splitting under simulated sunlight and visible-light illumination. The optimal P-doped photocatalyst in the absence of any metal as a cocatalyst affords, after 4 h of irradiation with simulated sunlight, a H2 production of 2.5 mmol of H2 × gcatalyst-1 in the presence of methanol as the sacrificial agent or 225 μmol of H2 × gcatalyst-1 from pure H2O.
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Affiliation(s)
- Ana García-Mulero
- Instituto de Tecnología Química, Consejo Superior de Investigaciones Científicas-Universitat Politècnica de Valencia, Universitat Politècnica de Valencia, Av. De los Naranjos s/n, 46022 Valencia, Spain
| | - Alejandra Rendón-Patiño
- Instituto de Tecnología Química, Consejo Superior de Investigaciones Científicas-Universitat Politècnica de Valencia, Universitat Politècnica de Valencia, Av. De los Naranjos s/n, 46022 Valencia, Spain
| | - Abdullah M Asiri
- Center of Excellence for Advanced Materials, King Abdulaziz University, Jeddah 21589, Saudi Arabia
| | - Ana Primo
- Instituto de Tecnología Química, Consejo Superior de Investigaciones Científicas-Universitat Politècnica de Valencia, Universitat Politècnica de Valencia, Av. De los Naranjos s/n, 46022 Valencia, Spain
| | - Hermenegildo Garcia
- Instituto de Tecnología Química, Consejo Superior de Investigaciones Científicas-Universitat Politècnica de Valencia, Universitat Politècnica de Valencia, Av. De los Naranjos s/n, 46022 Valencia, Spain
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16
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Abstract
Graphene oxide (GO) has been widely utilized as the precursor of graphene (GR) to fabricate GR-based hybrid photocatalysts for solar-to-chemical energy conversion. However, until now, the properties and roles that GO played in heterogeneous photocatalysis have remained relatively elusive. In this Review, we start with a brief discussion of synthesis and structure of GO. Then, the photocatalysis-related properties of GO, including electrical conductivity, surface chemistry, dispersibility, and semiconductor properties, are concisely summarized. In particular, we have highlighted the fundamental multifaceted roles of GO in heterogeneous photocatalysis, which contain the precursor of GR, cross-linked framework for constructing aerogel photocatalyst, macromolecular surfactant, two-dimensional growth template, and photocatalyst by itself. Furthermore, the future prospects and remaining challenges on developing effective GO-derived hybrid photocatalysts are presented, which is expected to inspire further research into this promising research domain.
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Affiliation(s)
- Kang-Qiang Lu
- College
of Materials, Metallurgical and Chemistry, Jiangxi University of Science and Technology, Ganzhou 341000, P. R. China,College
of Chemistry, State Key Laboratory of Photocatalysis on Energy and
Environment, Fuzhou University, Fuzhou 350116, P. R. China,
| | - Yue-Hua Li
- College
of Chemistry, State Key Laboratory of Photocatalysis on Energy and
Environment, Fuzhou University, Fuzhou 350116, P. R. China
| | - Zi-Rong Tang
- College
of Chemistry, State Key Laboratory of Photocatalysis on Energy and
Environment, Fuzhou University, Fuzhou 350116, P. R. China
| | - Yi-Jun Xu
- College
of Chemistry, State Key Laboratory of Photocatalysis on Energy and
Environment, Fuzhou University, Fuzhou 350116, P. R. China,
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17
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The Evolution of Photocatalytic Membrane Reactors over the Last 20 Years: A State of the Art Perspective. Catalysts 2021. [DOI: 10.3390/catal11070775] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023] Open
Abstract
The research on photocatalytic membrane reactors (PMRs) started around the year 2000 with the study of wastewater treatment by degradation reactions of recalcitrant organic pollutants, and since then the evolution of our scientific knowledge has increased significantly, broadening interest in reactions such as the synthesis of organic chemicals. In this paper, we focus on some initial problems and how they have been solved/reduced over time to improve the performance of processes in PMRs. Some know-how gained during these last two decades of research concerns decreasing/avoiding the degradation of the polymeric membranes, improving photocatalyst reuse, decreasing membrane fouling, enhancing visible light photocatalysts, and improving selectivity towards the reaction product(s) in synthesis reactions (partial oxidation and reduction). All these aspects are discussed in detail in this review. This technology seems quite mature in the case of water and wastewater treatment using submerged photocatalytic membrane reactors (SPMRs), while for applications concerning synthesis reactions, additional knowledge is required.
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Peng L, Peng Y, Primo A, García H. Porous Graphitic Carbons Containing Nitrogen by Structuration of Chitosan with Pluronic P123. ACS APPLIED MATERIALS & INTERFACES 2021; 13:13499-13507. [PMID: 33703877 PMCID: PMC8528379 DOI: 10.1021/acsami.0c19463] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 11/02/2020] [Accepted: 02/22/2021] [Indexed: 06/12/2023]
Abstract
Using Pluronic P123 as a structure-directing agent and chitosan as a carbon precursor, different porous carbons with remarkable morphologies such as orthohedra or spheres with diametrically opposite holes are obtained. These particles of micrometric size are constituted by the stacking of thin sheets (60 nm) that become increasingly bent in the opposite sense, concave in the upper and convex in the bottom hemispheres, as the chitosan proportion increases. TEM images, after dispersion of the particles by sonication, show that besides micrometric graphene sheets, the material is constituted by nanometric onion-like carbons. The morphology and structure of these porous carbons can be explained based on the ability of Pluronic P123 to undergo self-assembly in aqueous solution due to its amphoteric nature and the filmogenic properties of chitosan to coat Pluronic P123 nanoobjects undergoing structuration and becoming transformed into nitrogen-doped graphitic carbons. XPS analysis reveals the presence of nitrogen in their composition. These porous carbons exhibit a significant CO2 adsorption capacity of above 3 mmol g-1 under 100 kPa at 273 K attributable to their large specific surface area, ultraporosity, and the presence of basic N sites. In addition, the presence of dopant elements in the graphitic carbons opening the gap is responsible for the photocatalytic activity for H2 generation in the presence of sacrificial electron donors, reaching a H2 production of 63 μmol g-1 in 24 h.
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Affiliation(s)
- Lu Peng
- Instituto Universitario de
Tecnología Química, Universitat
Politècnica de València-Consejo Superior de Investigaciones
Científicas, Av. de los Naranjos s/n, 46022 Valencia, Spain
| | - Yong Peng
- Instituto Universitario de
Tecnología Química, Universitat
Politècnica de València-Consejo Superior de Investigaciones
Científicas, Av. de los Naranjos s/n, 46022 Valencia, Spain
| | - Ana Primo
- Instituto Universitario de
Tecnología Química, Universitat
Politècnica de València-Consejo Superior de Investigaciones
Científicas, Av. de los Naranjos s/n, 46022 Valencia, Spain
| | - Hermenegildo García
- Instituto Universitario de
Tecnología Química, Universitat
Politècnica de València-Consejo Superior de Investigaciones
Científicas, Av. de los Naranjos s/n, 46022 Valencia, Spain
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19
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Bie C, Yu H, Cheng B, Ho W, Fan J, Yu J. Design, Fabrication, and Mechanism of Nitrogen-Doped Graphene-Based Photocatalyst. ADVANCED MATERIALS (DEERFIELD BEACH, FLA.) 2021; 33:e2003521. [PMID: 33458902 DOI: 10.1002/adma.202003521] [Citation(s) in RCA: 146] [Impact Index Per Article: 48.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/22/2020] [Revised: 08/13/2020] [Indexed: 06/12/2023]
Abstract
Solving energy and environmental problems through solar-driven photocatalysis is an attractive and challenging topic. Hence, various types of photocatalysts have been developed successively to address the demands of photocatalysis. Graphene-based materials have elicited considerable attention since the discovery of graphene. As a derivative of graphene, nitrogen-doped graphene (NG) particularly stands out. Nitrogen atoms can break the undifferentiated structure of graphene and open the bandgap while endowing graphene with an uneven electron density distribution. Therefore, NG retains nearly all the advantages of original graphene and is equipped with several novel properties, ensuring infinite possibilities for NG-based photocatalysis. This review introduces the atomic and band structures of NG, summarizes in situ and ex situ synthesis methods, highlights the mechanism and advantages of NG in photocatalysis, and outlines its applications in different photocatalysis directions (primarily hydrogen production, CO2 reduction, pollutant degradation, and as photoactive ingredient). Lastly, the central challenges and possible improvements of NG-based photocatalysis in the future are presented. This study is expected to learn from the past and achieve progress toward the future for NG-based photocatalysis.
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Affiliation(s)
- Chuanbiao Bie
- State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, School of Chemistry, Chemical Engineering and Life Sciences, Wuhan University of Technology, Wuhan, 430070, P. R. China
- Foshan Xianhu Laboratory of the Advanced Energy Science and Technology Guangdong Laboratory, Xianhu Hydrogen Valley, Foshan, 528200, P. R. China
| | - Huogen Yu
- State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, School of Chemistry, Chemical Engineering and Life Sciences, Wuhan University of Technology, Wuhan, 430070, P. R. China
| | - Bei Cheng
- State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, School of Chemistry, Chemical Engineering and Life Sciences, Wuhan University of Technology, Wuhan, 430070, P. R. China
| | - Wingkei Ho
- Department of Science and Environmental Studies, The Education University of Hong Kong, Tai Po, N. T., Hong Kong, 999077, P. R. China
| | - Jiajie Fan
- School of Materials Science and Engineering, Zhengzhou University, Zhengzhou, 450001, P. R. China
| | - Jiaguo Yu
- State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, School of Chemistry, Chemical Engineering and Life Sciences, Wuhan University of Technology, Wuhan, 430070, P. R. China
- Foshan Xianhu Laboratory of the Advanced Energy Science and Technology Guangdong Laboratory, Xianhu Hydrogen Valley, Foshan, 528200, P. R. China
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20
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Visible-Light Photocatalysts and Their Perspectives for Building Photocatalytic Membrane Reactors for Various Liquid Phase Chemical Conversions. Catalysts 2020. [DOI: 10.3390/catal10111334] [Citation(s) in RCA: 34] [Impact Index Per Article: 8.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022] Open
Abstract
Photocatalytic organic synthesis/conversions and water treatment under visible light are a challenging task to use renewable energy in chemical transformations. In this review a brief overview on the mainly employed visible light photocatalysts and a discussion on the problems and advantages of Vis-light versus UV-light irradiation is reported. Visible light photocatalysts in the photocatalytic conversion of CO2, conversion of acetophenone to phenylethanol, hydrogenation of nitro compounds, oxidation of cyclohexane, synthesis of vanillin and phenol, as well as hydrogen production and water treatment are discussed. Some applications of these photocatalysts in photocatalytic membrane reactors (PMRs) for carrying out organic synthesis, conversion and/or degradation of organic pollutants are reported. The described cases show that PMRs represent a promising green technology that could shift on applications of industrial interest using visible light (from Sun) active photocatalysts.
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21
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Kundu S, Bramhaiah K, Bhattacharyya S. Carbon-based nanomaterials: in the quest of alternative metal-free photocatalysts for solar water splitting. NANOSCALE ADVANCES 2020; 2:5130-5151. [PMID: 36132049 PMCID: PMC9417472 DOI: 10.1039/d0na00569j] [Citation(s) in RCA: 17] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/10/2020] [Accepted: 09/02/2020] [Indexed: 05/24/2023]
Abstract
One of the alarming problems of modern civilization is global warming due to the inevitable rise of CO2 in the environment, mainly because of the excessive use of traditional fossil fuels. The gradual depletion of fossil fuels is another challenge regarding the future energy demand; therefore, alternative renewable energy research is necessary. One of the alternative approaches is the solar fuel generation by means of photocatalytic water splitting and more specifically, hydrogen evolution from water through the reductive half-reaction. Hydrogen is the cleanest fuel and does not produce any greenhouse gas upon direct combustion, or even while acting as a chemical feedstock for other transportable fuel generation. Therefore, it is desirable to produce efficient photocatalysts for solar water splitting. After the discovery of the first photocatalytic water splitting reaction by Fujisima and Honda, several advancements have been made with metal-based inorganic semiconductor photo-catalysts. However, their practical applicability is still under debate considering the environmental sustainability, stability and economical expenses. As a result, it is essential to develop alternate photocatalysts that are environmentally sustainable, cost-effective, stable and highly efficient. The metal-free approach is one of the most promising approaches in this regard. Herein, we discuss the recent developments in carbon-based materials and their hybrids as alternative metal free photocatalysts for solar water splitting. The present discussion includes g-C3N4, two-dimensional graphene/graphene oxides, one-dimensional carbon nanotubes/carbon nanofibers and zero-dimensional graphene QDs/carbon dots. We have focused on the rectification of exciton generation, charge separation and interfacial photochemical processes for photocatalysis, followed by possible optimization pathways of these typical all carbon-based materials. Finally, we have highlighted several fundamental challenges and their possible solutions, as well as the future direction on this particular aspect.
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Affiliation(s)
- Simanta Kundu
- Department of Chemistry, Shibpur Dinobundhoo Institution (College) 412/1, G. T. Road (South), Shibpur Howrah West Bengal 711102 India
| | - Kommula Bramhaiah
- Department of Chemical Sciences, IISER Berhampur, Transit Campus (Govt. ITI) Eng. School Road Berhampur Odisha 760010 India
| | - Santanu Bhattacharyya
- Department of Chemical Sciences, IISER Berhampur, Transit Campus (Govt. ITI) Eng. School Road Berhampur Odisha 760010 India
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22
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Verma M, Mandyal P, Singh D, Gupta N. Recent Developments in Heterogeneous Catalytic Routes for the Sustainable Production of Succinic Acid from Biomass Resources. CHEMSUSCHEM 2020; 13:4026-4034. [PMID: 32406118 DOI: 10.1002/cssc.202000690] [Citation(s) in RCA: 13] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/17/2020] [Revised: 05/09/2020] [Indexed: 06/11/2023]
Abstract
Succinic acid is a "hot molecule" identified by United States Department of Energy as a substitute for petrochemicals with great scope for its production from biomass. It is used as an intermediate for the production of a huge variety of everyday consumer products with an addressable market share of billions of dollars. Succinic acid and its derivatives are mainly used as pharmaceuticals, adhesives, solvents, intermediates for polymer synthesis, and food additives. Succinic acid is commercially produced from petrochemicals and there is a deficiency of economically viable catalytic processes for its large-scale production from biomass. Recently, a lot of biochemical routes have been devised to enhance its production from biomass resources, but such processes are time-consuming and involve tedious separation procedures. Therefore, this Review focuses on metal-based and metal-free heterogeneous catalytic routes for the synthesis of succinic acid from biomass derived products. The presence of uniform channels, cavities, active sites of various strengths, and the unique surface structure of the heterogeneous catalysts are a few of the interesting features that promote their use in industrial processes.
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Affiliation(s)
- Minal Verma
- School of Chemistry, Faculty of Sciences, Shoolini University, Bajhol, Solan, HP, India
| | - Parteek Mandyal
- School of Chemistry, Faculty of Sciences, Shoolini University, Bajhol, Solan, HP, India
| | - Dilbag Singh
- Department of Environment Science, Central University of Himachal Pradesh, Dharamshala, Kangra, HP, India
| | - Neeraj Gupta
- School of Chemistry, Faculty of Sciences, Shoolini University, Bajhol, Solan, HP, India
- Department of Chemistry and Chemical Sciences, Central University of Himachal Pradesh, Dharamshala, Kangra, HP, India
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23
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Maouche C, Zhou Y, Peng J, Wang S, Sun X, Rahman N, Yongphet P, Liu Q, Yang J. A 3D nitrogen-doped graphene aerogel for enhanced visible-light photocatalytic pollutant degradation and hydrogen evolution. RSC Adv 2020; 10:12423-12431. [PMID: 35497623 PMCID: PMC9051223 DOI: 10.1039/d0ra01630f] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/20/2020] [Accepted: 03/11/2020] [Indexed: 12/21/2022] Open
Abstract
The synergistic effect of the 3D structure and N-doping explain the high surface area of 536 m2 g−1 and excellent photocatalytic activity.
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Affiliation(s)
- Chanez Maouche
- School of Materials Science and Engineering
- Jiangsu University
- Zhenjiang
- P. R. China
| | - Yazhou Zhou
- School of Materials Science and Engineering
- Jiangsu University
- Zhenjiang
- P. R. China
| | - Jinjun Peng
- School of Materials Science and Engineering
- Jiangsu University
- Zhenjiang
- P. R. China
| | - Shuang Wang
- School of Materials Science and Engineering
- Jiangsu University
- Zhenjiang
- P. R. China
| | - Xiujuan Sun
- School of Materials Science and Engineering
- Jiangsu University
- Zhenjiang
- P. R. China
| | - Nasir Rahman
- School of Materials Science and Engineering
- Jiangsu University
- Zhenjiang
- P. R. China
| | - Piyaphong Yongphet
- School of Energy and Power Engineering
- Jiangsu University
- Zhenjiang
- P. R. China
| | - Qinqin Liu
- School of Materials Science and Engineering
- Jiangsu University
- Zhenjiang
- P. R. China
| | - Juan Yang
- School of Materials Science and Engineering
- Jiangsu University
- Zhenjiang
- P. R. China
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24
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Rahman MZ, Kibria MG, Mullins CB. Metal-free photocatalysts for hydrogen evolution. Chem Soc Rev 2020; 49:1887-1931. [DOI: 10.1039/c9cs00313d] [Citation(s) in RCA: 231] [Impact Index Per Article: 57.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Abstract
This article provides a comprehensive review of the latest progress, challenges and recommended future research related to metal-free photocatalysts for hydrogen productionviawater-splitting.
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Affiliation(s)
- Mohammad Ziaur Rahman
- John J. Mcketta Department of Chemical Engineering and Department of Chemistry
- The University of Texas at Austin
- Austin
- USA
| | - Md Golam Kibria
- Department of Chemical and Petroleum Engineering
- University of Calgary
- 2500 University Drive
- NW Calgary
- Canada
| | - Charles Buddie Mullins
- John J. Mcketta Department of Chemical Engineering and Department of Chemistry
- The University of Texas at Austin
- Austin
- USA
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25
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Zhang L, Song X, Xiao B, Tan L, Ma H, Wang X, Li B, Guo D, Chu D. Highly graphitized and N, O co-doped porous carbon derived from leaves of viburnum sargenti with outstanding electrochemical performance for effective supercapacitors. Colloids Surf A Physicochem Eng Asp 2019. [DOI: 10.1016/j.colsurfa.2019.123721] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
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26
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He J, Jiang L, Chen Y, Luo Z, Yan Z, Wang J. Facile direct synthesis of graphene-wrapped ZnO nanospheres from cyanobacterial cells. Chem Commun (Camb) 2019; 55:11410-11413. [PMID: 31482869 DOI: 10.1039/c9cc04951g] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Graphene-based composite materials are versatile but not easily procurable. Cyanobacterial cells, an outgrowth of eutrophic freshwater lake, were simultaneously employed as a template for the growth of ZnO nanoparticles and as a biomass carbon source for graphene sheets, resulting in chlorophyll-containing graphene-wrapped ZnO nanospheres.
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Affiliation(s)
- Jiao He
- School of Chemical Sciences & Technology, National Center for International Research on Photoelectric and Energy Materials, Yunnan Provincial Collaborative Innovation Center of Green Chemistry for Lignite Energy, Yunnan Province Engineering Research Center of Photocatalytic Treatment of Industrial Wastewater, Yunnan University, Kunming 650091, China.
| | - Liang Jiang
- School of Chemical Sciences & Technology, National Center for International Research on Photoelectric and Energy Materials, Yunnan Provincial Collaborative Innovation Center of Green Chemistry for Lignite Energy, Yunnan Province Engineering Research Center of Photocatalytic Treatment of Industrial Wastewater, Yunnan University, Kunming 650091, China.
| | - Yongjuan Chen
- School of Chemical Sciences & Technology, National Center for International Research on Photoelectric and Energy Materials, Yunnan Provincial Collaborative Innovation Center of Green Chemistry for Lignite Energy, Yunnan Province Engineering Research Center of Photocatalytic Treatment of Industrial Wastewater, Yunnan University, Kunming 650091, China.
| | - Zhifang Luo
- School of Chemical Sciences & Technology, National Center for International Research on Photoelectric and Energy Materials, Yunnan Provincial Collaborative Innovation Center of Green Chemistry for Lignite Energy, Yunnan Province Engineering Research Center of Photocatalytic Treatment of Industrial Wastewater, Yunnan University, Kunming 650091, China.
| | - Zhiying Yan
- School of Chemical Sciences & Technology, National Center for International Research on Photoelectric and Energy Materials, Yunnan Provincial Collaborative Innovation Center of Green Chemistry for Lignite Energy, Yunnan Province Engineering Research Center of Photocatalytic Treatment of Industrial Wastewater, Yunnan University, Kunming 650091, China.
| | - Jiaqiang Wang
- School of Chemical Sciences & Technology, National Center for International Research on Photoelectric and Energy Materials, Yunnan Provincial Collaborative Innovation Center of Green Chemistry for Lignite Energy, Yunnan Province Engineering Research Center of Photocatalytic Treatment of Industrial Wastewater, Yunnan University, Kunming 650091, China.
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27
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Arellano LM, Yue S, Atienzar P, Gómez-Escalonilla MJ, Ortega-Higueruelo FJ, Fierro JLG, García H, Langa F. Modulating charge carrier density and mobility in doped graphene by covalent functionalization. Chem Commun (Camb) 2019; 55:9999-10002. [PMID: 31372622 DOI: 10.1039/c9cc04571f] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Covalent B-functionalization of B-doped graphene has been performed for the first time. The electronic properties and Hall effect of functionalized N- and B-doped graphene can be tuned by tailoring the electron-donating/-withdrawing properties of the organic addend.
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Affiliation(s)
- Luis M Arellano
- Universidad de Castilla-La Mancha, Instituto de Nanociencia, Nanotecnología y Materiales Moleculares (INAMOL), 45071-Toledo, Spain.
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28
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Albero J, Mateo D, García H. Graphene-Based Materials as Efficient Photocatalysts for Water Splitting. Molecules 2019; 24:E906. [PMID: 30841539 PMCID: PMC6429481 DOI: 10.3390/molecules24050906] [Citation(s) in RCA: 54] [Impact Index Per Article: 10.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/31/2019] [Revised: 02/26/2019] [Accepted: 02/28/2019] [Indexed: 01/20/2023] Open
Abstract
Photocatalysis has been proposed as one of the most promising approaches for solar fuel production. Among the photocatalysts studied for water splitting, graphene and related materials have recently emerged as attractive candidates due to their striking properties and sustainable production when obtained from biomass wastes. In most of the cases reported so far, graphene has been typically used as additive to enhance its photocatalytic activity of semiconductor materials as consequence of the improved charge separation and visible light harvesting. However, graphene-based materials have demonstrated also intrinsic photocatalytic activity towards solar fuels production, and more specifically for water splitting. The photocatalytic activity of graphene derives from defects generated during synthesis or their introduction through post-synthetic treatments. In this short review, we aim to summarize the most representative examples of graphene based photocatalysts and the different approaches carried out in order to improve the photocatalytic activity towards water splitting. It will be presented that the introduction of defects in the graphenic lattice as well as the incorporation of small amounts of metal or metal oxide nanoparticles on the graphene surface improve the photocatalytic activity of graphene. What is more, a simple one-step preparation method has demonstrated to provide crystal orientation to the nanoparticles strongly grafted on graphene resulting in remarkable photocatalytic properties. These two features, crystal orientation and strong grafting, have been identified as a general methodology to further enhance the photocatalytic activity in graphenebased materials for water splitting. Finally, future prospects in this filed will be also commented.
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Affiliation(s)
- Josep Albero
- Instituto Universitario de Tecnología Química CSIC-UPV (ITQ), Avda. de los Naranjos s/n, 46022 Valencia, Spain.
| | - Diego Mateo
- Instituto Universitario de Tecnología Química CSIC-UPV (ITQ), Avda. de los Naranjos s/n, 46022 Valencia, Spain.
| | - Hermenegildo García
- Instituto Universitario de Tecnología Química CSIC-UPV (ITQ), Avda. de los Naranjos s/n, 46022 Valencia, Spain.
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29
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Bellani S, Antognazza MR, Bonaccorso F. Carbon-Based Photocathode Materials for Solar Hydrogen Production. ADVANCED MATERIALS (DEERFIELD BEACH, FLA.) 2019; 31:e1801446. [PMID: 30221413 DOI: 10.1002/adma.201801446] [Citation(s) in RCA: 44] [Impact Index Per Article: 8.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/04/2018] [Revised: 06/15/2018] [Indexed: 06/08/2023]
Abstract
Hydrogen is considered a promising environmentally friendly energy carrier for replacing traditional fossil fuels. In this context, photoelectrochemical cells effectively convert solar energy directly to H2 fuel by water photoelectrolysis, thereby monolitically combining the functions of both light harvesting and electrolysis. In such devices, photocathodes and photoanodes carry out the hydrogen evolution reaction (HER) and the oxygen evolution reaction (OER), respectively. Here, the focus is on photocathodes for HER, traditionally based on metal oxides, III-V group and II-VI group semiconductors, silicon, and copper-based chalcogenides as photoactive material. Recently, carbon-based materials have emerged as reliable alternatives to the aforementioned materials. A perspective on carbon-based photocathodes is provided here, critically analyzing recent research progress and outlining the major guidelines for the development of efficient and stable photocathode architectures. In particular, the functional role of charge-selective and protective layers, which enhance both the efficiency and the durability of the photocathodes, is discussed. An in-depth evaluation of the state-of-the-art fabrication of photocathodes through scalable, high-troughput, cost-effective methods is presented. The major aspects on the development of light-trapping nanostructured architectures are also addressed. Finally, the key challenges on future research directions in terms of potential performance and manufacturability of photocathodes are analyzed.
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Affiliation(s)
- Sebastiano Bellani
- Graphene Labs, Istituto Italiano di Tecnologia, via Morego 30, 16163, Genova, Italy
| | - Maria Rosa Antognazza
- Center for Nano Science and Technology @Polimi, Istituto Italiano di Tecnologia, via Pascoli 70/3, 20133, Milan, Italy
| | - Francesco Bonaccorso
- Graphene Labs, Istituto Italiano di Tecnologia, via Morego 30, 16163, Genova, Italy
- BeDimensional Srl, via Albisola 121, 16163, Genova, Italy
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30
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Chen Y, Wang P, Liang Y, Zhao M, Jiang Y, Wang G, Zou P, Zeng J, Zhang Y, Wang Y. Fabrication of a three-dimensional porous Z-scheme silver/silver bromide/graphitic carbon nitride@nitrogen-doped graphene aerogel with enhanced visible-light photocatalytic and antibacterial activities. J Colloid Interface Sci 2019; 536:389-398. [DOI: 10.1016/j.jcis.2018.10.061] [Citation(s) in RCA: 35] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/27/2018] [Revised: 10/19/2018] [Accepted: 10/20/2018] [Indexed: 01/16/2023]
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31
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Affiliation(s)
- Sonia Remiro‐Buenamañana
- Instituto de Tecnología Química Universitat Politècnica de València Consejo Superior de Investigaciones CientíficasUniversitat Politècnica de València Av. de los Naranjos s/n Valencia 46022 Spain
| | - Hermenegildo García
- Instituto de Tecnología Química Universitat Politècnica de València Consejo Superior de Investigaciones CientíficasUniversitat Politècnica de València Av. de los Naranjos s/n Valencia 46022 Spain
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32
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Solar Fuels by Heterogeneous Photocatalysis: From Understanding Chemical Bases to Process Development. CHEMENGINEERING 2018. [DOI: 10.3390/chemengineering2030042] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
Abstract
The development of sustainable yet efficient technologies to store solar light into high energy molecules, such as hydrocarbons and hydrogen, is a pivotal challenge in 21st century society. In the field of photocatalysis, a wide variety of chemical routes can be pursued to obtain solar fuels but the two most promising are carbon dioxide photoreduction and photoreforming of biomass-derived substrates. Despite their great potentialities, these technologies still need to be improved to represent a reliable alternative to traditional fuels, in terms of both catalyst design and photoreactor engineering. This review highlights the chemical fundamentals of different photocatalytic reactions for solar fuels production and provides a mechanistic insight on proposed reaction pathways. Also, possible cutting-edge strategies to obtain solar fuels are reported, focusing on how the chemical bases of the investigated reaction affect experimental choices.
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33
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Xu H, Ding M, Chen W, Li Y, Wang K. Nitrogen–doped GO/TiO2 nanocomposite ultrafiltration membranes for improved photocatalytic performance. Sep Purif Technol 2018. [DOI: 10.1016/j.seppur.2017.12.003] [Citation(s) in RCA: 50] [Impact Index Per Article: 8.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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34
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Esteve-Adell I, He J, Ramiro F, Atienzar P, Primo A, García H. Catalyst-free one step synthesis of large area vertically stacked N-doped graphene-boron nitride heterostructures from biomass source. NANOSCALE 2018; 10:4391-4397. [PMID: 29450410 DOI: 10.1039/c7nr08424b] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/08/2023]
Abstract
A procedure for the one-step preparation of films of few-layer N-doped graphene on top of nanometric hexagonal boron nitride sheets ((N)graphene/h-BN) based on the pyrolysis at 900 °C under an inert atmosphere of a film of chitosan containing about 20 wt% of ammonium borate salt as a precursor is reported. During the pyrolysis a spontaneous segregation of (N)graphene and boron nitride layers takes place. The films were characterized by optical microscopy that shows a thin graphene overlayer covering the boron nitride layer, the latter showing characteristic cracks, and by XPS measurements at different monitoring angles from 0° to 50° where an increase in the proportion of C vs. B and N was observed. The resulting (N)graphene/h-BN films were also characterized by Raman, HRTEM, SEM, FIB-SEM and AFM. The thickness of the (N)graphene and h-BN layers can be controlled by varying the concentration of precursors and the spin coating rate and is typically below 5 nm. Electrical conductivity measurements using microelectrodes can cause the burning of the graphene layer at high intensities, while lower intensities show that (N)graphene/h-BN films behave as capacitors in the range of positive voltages.
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Affiliation(s)
- Ivan Esteve-Adell
- Instituto Universitario de Tecnología Química (CSIC-UPV), Universidad Politécnica de Valencia, Av. de los Naranjos s/n, 46022, Valencia, Spain.
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Mateo D, Asiri AM, Albero J, García H. The mechanism of photocatalytic CO2 reduction by graphene-supported Cu2O probed by sacrificial electron donors. Photochem Photobiol Sci 2018; 17:829-834. [DOI: 10.1039/c7pp00442g] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/24/2023]
Abstract
Cu2O nanoparticles (5 nm) adsorbed on defective graphene (Cu2O/G, 1.74 wt%) is an efficient photocatalyst for CO2 methanation in the presence of electron donors.
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Affiliation(s)
- Diego Mateo
- Instituto Universitario de Tecnología Química CSIC-UPV
- Universitat Politécnica de Valencia
- 46022 Valencia
- Spain
| | - Abdullah M. Asiri
- Center of Excellence in Advanced Materials Research
- King Abdulaziz University
- Jeddah
- Saudi Arabia
| | - Josep Albero
- Instituto Universitario de Tecnología Química CSIC-UPV
- Universitat Politécnica de Valencia
- 46022 Valencia
- Spain
| | - Hermenegildo García
- Instituto Universitario de Tecnología Química CSIC-UPV
- Universitat Politécnica de Valencia
- 46022 Valencia
- Spain
- Center of Excellence in Advanced Materials Research
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Zhao Z, Ge G, Zhang D. Heteroatom-Doped Carbonaceous Photocatalysts for Solar Fuel Production and Environmental Remediation. ChemCatChem 2017. [DOI: 10.1002/cctc.201700707] [Citation(s) in RCA: 34] [Impact Index Per Article: 4.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/05/2023]
Affiliation(s)
- Zhongkui Zhao
- State Key Laboratory of Fine Chemicals; Department of Catalysis Chemistry and Engineering; Dalian University of Technology; 2 Linggong Road Dalian 116024 P.R. China
| | - Guifang Ge
- State Key Laboratory of Fine Chemicals; Department of Catalysis Chemistry and Engineering; Dalian University of Technology; 2 Linggong Road Dalian 116024 P.R. China
| | - Di Zhang
- State Key Laboratory of Fine Chemicals; Department of Catalysis Chemistry and Engineering; Dalian University of Technology; 2 Linggong Road Dalian 116024 P.R. China
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37
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Pd/TiO2 doped faujasite photocatalysts for acetophenone transfer hydrogenation in a photocatalytic membrane reactor. J Catal 2017. [DOI: 10.1016/j.jcat.2017.07.015] [Citation(s) in RCA: 32] [Impact Index Per Article: 4.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
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Garcia A, Albero J, García H. Multilayer N-doped Graphene Films as Photoelectrodes for H2
Evolution. CHEMPHOTOCHEM 2017. [DOI: 10.1002/cptc.201700049] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/20/2023]
Affiliation(s)
- Alejandra Garcia
- Instituto mixto de tecnología química (CSIC-UPV); Universitat Politècnica de València; Avda. de los Naranjos s/n 46022 Valencia Spain
| | - Josep Albero
- Instituto mixto de tecnología química (CSIC-UPV); Universitat Politècnica de València; Avda. de los Naranjos s/n 46022 Valencia Spain
| | - Hermenegildo García
- Instituto mixto de tecnología química (CSIC-UPV); Universitat Politècnica de València; Avda. de los Naranjos s/n 46022 Valencia Spain
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39
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Tang Q. All-Weather Solar Cells: A Rising Photovoltaic Revolution. Chemistry 2017; 23:8118-8127. [DOI: 10.1002/chem.201700098] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/09/2017] [Indexed: 11/05/2022]
Affiliation(s)
- Qunwei Tang
- Institute of Materials Science and Engineering; Ocean University of China; No 238 Songling Road, Laoshan District Qingdao 266100 P. R. China
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40
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Yang ML, Zhang N, Lu KQ, Xu YJ. Insight into the Role of Size Modulation on Tuning the Band Gap and Photocatalytic Performance of Semiconducting Nitrogen-Doped Graphene. LANGMUIR : THE ACS JOURNAL OF SURFACES AND COLLOIDS 2017; 33:3161-3169. [PMID: 28030763 DOI: 10.1021/acs.langmuir.6b03317] [Citation(s) in RCA: 25] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/28/2023]
Abstract
Considerable attention has been focused on transforming graphene (GR) into semiconducting GR by diverse strategies, which can perform as one type of promising photocatalyst toward various photoredox reactions. Herein, we report a facile alkali-assisted hydrothermal method for simultaneous tailoring of the lateral size of GR and nitrogen (N) doping into the GR matrix, by which small-sized N-doped GR (S-NGR) can be obtained. For comparison, large-sized N-doped GR (L-NGR) has also been achieved through the same hydrothermal treatment except for the addition of alkali. The photocatalytic activity test shows that S-NGR exhibits much higher activity than L-NGR toward the degradation of organic pollutants under visible-light irradiation. Structure-photoactivity correlation analysis and characterization suggest that the underlying origin for the significantly enhanced visible-light photoactivity of S-NGR in comparison with L-NGR can be assigned to the lateral size decrease in the NGR sheet, which is able to tune the band gap of semiconducting NGR, to facilitate the separation and transfer of photogenerated charge carriers, and to improve the adsorption capacity of NGR toward the reactant. It is expected that this work will cast new light on the judicious utilization of semiconducting GR with controlled size modulation and heteroatom doping to tune its physicochemical properties, thereby advancing further developments in the rational design of more efficient semiconducting GR materials for diverse applications in photocatalysis.
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Affiliation(s)
- Mei-Ling Yang
- State Key Laboratory of Photocatalysis on Energy and Environment, College of Chemistry, Fuzhou University , Fuzhou 350002, P. R. China
- College of Chemistry, New Campus, Fuzhou University , Fuzhou 350108, P. R. China
| | - Nan Zhang
- State Key Laboratory of Photocatalysis on Energy and Environment, College of Chemistry, Fuzhou University , Fuzhou 350002, P. R. China
- College of Chemistry, New Campus, Fuzhou University , Fuzhou 350108, P. R. China
| | - Kang-Qiang Lu
- State Key Laboratory of Photocatalysis on Energy and Environment, College of Chemistry, Fuzhou University , Fuzhou 350002, P. R. China
- College of Chemistry, New Campus, Fuzhou University , Fuzhou 350108, P. R. China
| | - Yi-Jun Xu
- State Key Laboratory of Photocatalysis on Energy and Environment, College of Chemistry, Fuzhou University , Fuzhou 350002, P. R. China
- College of Chemistry, New Campus, Fuzhou University , Fuzhou 350108, P. R. China
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Zhao X, Yang H, Jing P, Shi W, Yang G, Cheng P. A Metal-Organic Framework Approach toward Highly Nitrogen-Doped Graphitic Carbon as a Metal-Free Photocatalyst for Hydrogen Evolution. SMALL (WEINHEIM AN DER BERGSTRASSE, GERMANY) 2017; 13:1603279. [PMID: 27991720 DOI: 10.1002/smll.201603279] [Citation(s) in RCA: 43] [Impact Index Per Article: 6.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 09/29/2016] [Revised: 11/11/2016] [Indexed: 06/06/2023]
Abstract
Zeolitic imidazolate framework-8 (ZIF-8)-derived N-doped graphene analogous polyhedrons (ZNGs) obtained via the direct carbonation of ZIF-8 are applied to photocatalytic hydrogen evolution for the first time. The contents of different types of nitrogen atoms in ZNGs can be fine-tuned via the calcination temperature, which significantly influences the hydrogen evolution rate of the ZNGs.
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Affiliation(s)
- Xiuxia Zhao
- Department of Chemistry and Key Laboratory of Advanced Energy Materials Chemistry (MOE), Nankai University, Tianjin, 300071, China
| | - Hao Yang
- Department of Chemistry and Key Laboratory of Advanced Energy Materials Chemistry (MOE), Nankai University, Tianjin, 300071, China
| | - Peng Jing
- Department of Chemistry and Key Laboratory of Advanced Energy Materials Chemistry (MOE), Nankai University, Tianjin, 300071, China
| | - Wei Shi
- Department of Chemistry and Key Laboratory of Advanced Energy Materials Chemistry (MOE), Nankai University, Tianjin, 300071, China
- Collaborative Innovation Center of Chemical Science and Engineering (Tianjin), Tianjin, 300071, China
| | - Guangming Yang
- Department of Chemistry and Key Laboratory of Advanced Energy Materials Chemistry (MOE), Nankai University, Tianjin, 300071, China
| | - Peng Cheng
- Department of Chemistry and Key Laboratory of Advanced Energy Materials Chemistry (MOE), Nankai University, Tianjin, 300071, China
- Collaborative Innovation Center of Chemical Science and Engineering (Tianjin), Tianjin, 300071, China
- State Key Laboratory of Elemento-Organic Chemistry, Nankai University, Tianjin, 300071, China
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Putri LK, Ng BJ, Ong WJ, Lee HW, Chang WS, Chai SP. Heteroatom Nitrogen- and Boron-Doping as a Facile Strategy to Improve Photocatalytic Activity of Standalone Reduced Graphene Oxide in Hydrogen Evolution. ACS APPLIED MATERIALS & INTERFACES 2017; 9:4558-4569. [PMID: 28068056 DOI: 10.1021/acsami.6b12060] [Citation(s) in RCA: 55] [Impact Index Per Article: 7.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/06/2023]
Abstract
Owing to its superior properties and versatility, graphene has been proliferating the energy research scene in the past decade. In this contribution, nitrogen (N-) and boron (B-) doped reduced graphene oxide (rGO) variants were investigated as a sole photocatalyst for the green production of H2 and their properties with respect to photocatalysis were elucidated for the first time. N- and B-rGOs were facilely prepared via the pyrolysis of graphene oxide with urea and boron anhydride as their respective dopant source. The pyrolysis temperature was varied (600-800 °C for N-rGO and 800-1000 °C for B-rGO) in order to modify dopant loading percentage (%) which was found to be influential to photocatalytic activity. N-rGO600 (8.26 N at%) and B-rGO1000 (3.59 B at%), which holds the highest at% from each of their party, exhibited the highest H2 activity. Additionally, the effects of the nature of N and B bonding configuration in H2 photoactivity were also examined. This study demonstrates the importance of dopant atoms in graphene, rendering doping as an effective strategy to bolster photocatalytic activity for standalone graphene derivative photocatalysts.
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Affiliation(s)
- Lutfi K Putri
- Chemical Engineering Discipline, School of Engineering, Monash University , Jalan Lagoon Selatan, Bandar Sunway, 47500 Selangor Malaysia
| | - Boon-Junn Ng
- Chemical Engineering Discipline, School of Engineering, Monash University , Jalan Lagoon Selatan, Bandar Sunway, 47500 Selangor Malaysia
| | - Wee-Jun Ong
- Institute of Materials Research and Engineering (IMRE), Agency for Science, Technology and Research (A*STAR) , 2 Fusionopolis Way, Innovis, 138634, Singapore
| | - Hing Wah Lee
- Nanoelectronics Lab, MIMOS Berhad , Technology Park Malaysia, Kuala Lumpur 57000, Malaysia
| | - Wei Sea Chang
- Mechanical Engineering Discipline, School of Engineering, Monash University , Jalan Lagoon Selatan, Bandar Sunway, 47500 Selangor Malaysia
| | - Siang-Piao Chai
- Chemical Engineering Discipline, School of Engineering, Monash University , Jalan Lagoon Selatan, Bandar Sunway, 47500 Selangor Malaysia
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43
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Gao YP, Zhai ZB, Huang KJ, Zhang YY. Energy storage applications of biomass-derived carbon materials: batteries and supercapacitors. NEW J CHEM 2017. [DOI: 10.1039/c7nj02580g] [Citation(s) in RCA: 108] [Impact Index Per Article: 15.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
Recent advances in the application of biomass-derived carbon materials in batteries and supercapacitors.
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Affiliation(s)
- Yong-Ping Gao
- College of Science and Technology
- Xinyang University
- Xinyang 464000
- China
| | - Zi-Bo Zhai
- College of Chemistry and Chemical Engineering
- Xinyang Normal University
- Xinyang 464000
- China
| | - Ke-Jing Huang
- College of Chemistry and Chemical Engineering
- Xinyang Normal University
- Xinyang 464000
- China
| | - Ying-Ying Zhang
- College of Science and Technology
- Xinyang University
- Xinyang 464000
- China
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44
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Tao B, Yan Z. In-situ synthesis of highly efficient visible light driven stannic oxide/graphitic carbon nitride heterostructured photocatalysts. J Colloid Interface Sci 2016; 480:118-125. [DOI: 10.1016/j.jcis.2016.07.009] [Citation(s) in RCA: 18] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/26/2016] [Revised: 07/02/2016] [Accepted: 07/06/2016] [Indexed: 01/25/2023]
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He L, Weniger F, Neumann H, Beller M. Synthese, Charakterisierung und Anwendungen von Metall-Nanopartikeln nach Fixierung auf N-dotiertem Kohlenstoff: Katalyse jenseits der Elektrochemie. Angew Chem Int Ed Engl 2016. [DOI: 10.1002/ange.201603198] [Citation(s) in RCA: 57] [Impact Index Per Article: 7.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/26/2023]
Affiliation(s)
- Lin He
- Leibniz-Institut für Katalyse an der; Universität Rostock e.V.; Albert-Einstein-Straße 29a 18059 Rostock Deutschland
| | - Florian Weniger
- Leibniz-Institut für Katalyse an der; Universität Rostock e.V.; Albert-Einstein-Straße 29a 18059 Rostock Deutschland
| | - Helfried Neumann
- Leibniz-Institut für Katalyse an der; Universität Rostock e.V.; Albert-Einstein-Straße 29a 18059 Rostock Deutschland
| | - Matthias Beller
- Leibniz-Institut für Katalyse an der; Universität Rostock e.V.; Albert-Einstein-Straße 29a 18059 Rostock Deutschland
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46
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He L, Weniger F, Neumann H, Beller M. Synthesis, Characterization, and Application of Metal Nanoparticles Supported on Nitrogen-Doped Carbon: Catalysis beyond Electrochemistry. Angew Chem Int Ed Engl 2016; 55:12582-94. [DOI: 10.1002/anie.201603198] [Citation(s) in RCA: 407] [Impact Index Per Article: 50.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/01/2016] [Revised: 06/02/2016] [Indexed: 01/01/2023]
Affiliation(s)
- Lin He
- Leibniz-Institut für Katalyse an der; Universität Rostock e.V.; Albert-Einstein-Strasse 29a 18059 Rostock Germany
| | - Florian Weniger
- Leibniz-Institut für Katalyse an der; Universität Rostock e.V.; Albert-Einstein-Strasse 29a 18059 Rostock Germany
| | - Helfried Neumann
- Leibniz-Institut für Katalyse an der; Universität Rostock e.V.; Albert-Einstein-Strasse 29a 18059 Rostock Germany
| | - Matthias Beller
- Leibniz-Institut für Katalyse an der; Universität Rostock e.V.; Albert-Einstein-Strasse 29a 18059 Rostock Germany
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47
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Mateo D, Esteve-Adell I, Albero J, Royo JFS, Primo A, Garcia H. 111 oriented gold nanoplatelets on multilayer graphene as visible light photocatalyst for overall water splitting. Nat Commun 2016; 7:11819. [PMID: 27264495 PMCID: PMC4897748 DOI: 10.1038/ncomms11819] [Citation(s) in RCA: 97] [Impact Index Per Article: 12.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/20/2016] [Accepted: 05/03/2016] [Indexed: 12/15/2022] Open
Abstract
Development of renewable fuels from solar light appears as one of the main current challenges in energy science. A plethora of photocatalysts have been investigated to obtain hydrogen and oxygen from water and solar light in the last decades. However, the photon-to-hydrogen molecule conversion is still far from allowing real implementation of solar fuels. Here we show that 111 facet-oriented gold nanoplatelets on multilayer graphene films deposited on quartz is a highly active photocatalyst for simulated sunlight overall water splitting into hydrogen and oxygen in the absence of sacrificial electron donors, achieving hydrogen production rate of 1.2 molH2 per gcomposite per h. This photocatalytic activity arises from the gold preferential orientation and the strong gold–graphene interaction occurring in the composite system. A plethora of photocatalysts have been investigated in order to obtain solar fuels but the photon-to-hydrogen molecule conversion is generally remains low. Here the authors show that 111 facet oriented gold nanoplatelets on multilayer graphene films is an active photocatalyst for overall water splitting.
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Affiliation(s)
- Diego Mateo
- Instituto de Tecnología Química, Universitat Politècnica de València-Consejo Superior de Investigaciones Científicas, Avenida de los Naranjos s/n, 46022 Valencia, Spain
| | - Iván Esteve-Adell
- Instituto de Tecnología Química, Universitat Politècnica de València-Consejo Superior de Investigaciones Científicas, Avenida de los Naranjos s/n, 46022 Valencia, Spain
| | - Josep Albero
- Instituto de Tecnología Química, Universitat Politècnica de València-Consejo Superior de Investigaciones Científicas, Avenida de los Naranjos s/n, 46022 Valencia, Spain
| | - Juan F Sánchez Royo
- ICMUV, Instituto de Ciencia de Materiales, Universidad de Valencia, PO Box 22085, 46071 Valencia, Spain
| | - Ana Primo
- Instituto de Tecnología Química, Universitat Politècnica de València-Consejo Superior de Investigaciones Científicas, Avenida de los Naranjos s/n, 46022 Valencia, Spain
| | - Hermenegildo Garcia
- Instituto de Tecnología Química, Universitat Politècnica de València-Consejo Superior de Investigaciones Científicas, Avenida de los Naranjos s/n, 46022 Valencia, Spain
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Carbon-based H2-production photocatalytic materials. JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY C-PHOTOCHEMISTRY REVIEWS 2016. [DOI: 10.1016/j.jphotochemrev.2016.04.002] [Citation(s) in RCA: 209] [Impact Index Per Article: 26.1] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]
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49
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50
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Navalon S, Dhakshinamoorthy A, Alvaro M, Garcia H. Metal nanoparticles supported on two-dimensional graphenes as heterogeneous catalysts. Coord Chem Rev 2016. [DOI: 10.1016/j.ccr.2015.12.005] [Citation(s) in RCA: 232] [Impact Index Per Article: 29.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
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