1
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Liu X, Fan X, Wu J, Zhuge Z, Li L, Fan J, Shen S, Tang Z, Gong Y, Xue Y, Pan L. CdS-based Schottky junctions for efficient visible light photocatalytic hydrogen evolution. J Colloid Interface Sci 2024; 673:1-8. [PMID: 38870663 DOI: 10.1016/j.jcis.2024.06.040] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/31/2024] [Revised: 05/31/2024] [Accepted: 06/05/2024] [Indexed: 06/15/2024]
Abstract
Heterojunctions photocatalysts play a crucial role in achieving high solar-hydrogen conversion efficiency. In this work, we mainly focus on the charge transfer dynamics and pathways for sulfides-based Schottky junctions in the photocatalytic water splitting process to clarify the mechanism of heterostructures photocatalysis. Sulfides-based Schottky junctions (CdS/CoP and CdS/1T-MoS2) were successfully constructed for photocatalytic water splitting. Because of the higher work function of CdS than that of CoP and 1T-MoS2, the direction of the built-in electric field is from CoP or 1T-MoS2 to semiconductor. Therefore, CoP and 1T-MoS2 can act as electrons acceptors to accelerate the transfer of photo-generated electron on the surface of CdS, thus improving the charge utilization efficiency. Meanwhile, CoP and 1T-MoS2 as active sites can also promote the water dissociation and lower the H+ reduction overpotential, thus contributing to the excellent photocatalytic hydrogen production activity (23.59 mmol·h-1·g-1 and 1195.8 mol·h-1·g-1 for CdS/CoP and CdS/1T-MoS2).
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Affiliation(s)
- Xinjuan Liu
- School of Materials and Chemistry, University of Shanghai for Science and Technology, Shanghai 200093, PR China
| | - Xiaofan Fan
- School of Materials and Chemistry, University of Shanghai for Science and Technology, Shanghai 200093, PR China
| | - Jie Wu
- Sunwoda Mobility Energy Technology Co., Ltd., Shenzhen 518107, Guangdong Province, PR China
| | - Zhihao Zhuge
- Institute of Optoelectronic Materials and Devices, College of Optical and Electronic Technology, China Jiliang University, Hangzhou 310018, PR China
| | - Lei Li
- Chongqing Key Laboratory of Extraordinary Coordination Bond and Advanced Materials Techniques (EBEAM), Yangtze Normal University, Chongqing 408100, PR China.
| | - Jinchen Fan
- School of Materials and Chemistry, University of Shanghai for Science and Technology, Shanghai 200093, PR China
| | - Shuling Shen
- School of Materials and Chemistry, University of Shanghai for Science and Technology, Shanghai 200093, PR China
| | - Zhihong Tang
- School of Materials and Chemistry, University of Shanghai for Science and Technology, Shanghai 200093, PR China
| | - Yinyan Gong
- Institute of Optoelectronic Materials and Devices, College of Optical and Electronic Technology, China Jiliang University, Hangzhou 310018, PR China
| | - Yuhua Xue
- School of Materials and Chemistry, University of Shanghai for Science and Technology, Shanghai 200093, PR China.
| | - Likun Pan
- Shanghai Key Laboratory of Magnetic Resonance, School of Physics and Electronic Science, East China Normal University, Shanghai 200241, PR China.
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2
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Manjunatha C, Rastogi CK, Manmadha Rao B, Girish Kumar S, Varun S, Raitani K, Maurya G, Karthik B, Swathi C, Sadrzadeh M, Khosla A. Advances in Hierarchical Inorganic Nanostructures for Efficient Solar Energy Harvesting Systems. CHEMSUSCHEM 2024; 17:e202301755. [PMID: 38478710 DOI: 10.1002/cssc.202301755] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/25/2023] [Revised: 03/10/2024] [Indexed: 04/17/2024]
Abstract
The urgent need to address the global energy and environmental crisis necessitates the development of efficient solar-power harvesting systems. Among the promising candidates, hierarchical inorganic nanostructures stand out due to their exceptional attributes, including a high specific surface area, abundant active sites, and tunable optoelectronic properties. In this comprehensive review, we delve into the fundamental principles underlying various solar energy harvesting technologies, including dye-sensitized solar cells (DSSCs), photocatalytic, photoelectrocatalytic (water splitting), and photothermal (water purification) systems, providing a foundational understanding of their operation. Thereafter, the discussion is focused on recent advancements in the synthesis, design, and development of hierarchical nanostructures composed of diverse inorganic material combinations, tailored for each of these solar energy harvesting systems. We meticulously elaborate on the distinct synthesis methods and conditions employed to fine-tune the morphological features of these hierarchical nanostructures. Furthermore, this review offers profound insights into critical aspects such as electron transfer mechanisms, band gap engineering, the creation of hetero-hybrid structures to optimize interface chemistry through diverse synthesis approaches, and precise adjustments of structural features. Beyond elucidating the scientific fundamentals, this review explores the large-scale applications of the aforementioned solar harvesting systems. Additionally, it addresses the existing challenges and outlines the prospects for achieving heightened solar-energy conversion efficiency.
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Affiliation(s)
- C Manjunatha
- Centre for Nanomaterials and Devices, Department of Chemistry, RV College of Engineering, Bengaluru, India
| | | | - B Manmadha Rao
- Department of Physics, VIT-AP University, Amaravati, Andhra Pradesh, India
| | - S Girish Kumar
- Centre for Nanomaterials and Devices, Department of Chemistry, RV College of Engineering, Bengaluru, India
| | - S Varun
- Department of Chemical Engineering, RV College of Engineering, Bengaluru, India
| | - Karthik Raitani
- Centre for Advanced Studies, Dr. A. P. J. Abdul Kalam Technical University, Lucknow, India
| | - Gyanprakash Maurya
- Centre for Advanced Studies, Dr. A. P. J. Abdul Kalam Technical University, Lucknow, India
| | - B Karthik
- Department of Chemical Engineering, RV College of Engineering, Bengaluru, India
| | - C Swathi
- Department of Chemical Engineering, RV College of Engineering, Bengaluru, India
| | - Mohtada Sadrzadeh
- Department of Mechanical Engineering, Advanced Water Research Lab (AWRL), University of Alberta, Canada
| | - Ajit Khosla
- School of Advanced Materials and Nanotechnology, Xidian University, Xi'an, Province, China
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3
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Zhang W, Xu Q, Tang X, Jiang H, Shi J, Fominski V, Bai Y, Chen P, Zou J. Construction of a transition-metal sulfide heterojunction photocatalyst driven by a built-in electric field for efficient hydrogen evolution under visible light. J Colloid Interface Sci 2023; 649:325-333. [PMID: 37352563 DOI: 10.1016/j.jcis.2023.06.080] [Citation(s) in RCA: 4] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/17/2023] [Revised: 06/05/2023] [Accepted: 06/13/2023] [Indexed: 06/25/2023]
Abstract
Photocatalytic H2 evolution is of prime importance in the energy crisis and in lessening environmental pollution. Adopting a single semiconductor as a photocatalyst remains a formidable challenge. However, the construction of an S-scheme heterojunction is a promising method for efficient water splitting. In this work, CdS nanoparticles were loaded onto NiS nanosheets to form CdS/NiS nanocomposites using hollow Ni(OH)2 as a precursor. The differences in the Fermi energy levels between the two components of CdS and NiS resulted in the formation of a built-in electric field in the nanocomposite. Density functional theory (DFT) calculations reveal that the S-scheme charge transfer driven by the built-in electric field can accelerate the effective separation of photogenerated carriers, which is conducive to efficient photocatalytic hydrogen evolution. The hydrogen evolution rate of the optimized photocatalyst is 39.68 mmol·g-1 h-1, which is 6.69 times that of CdS under visible light. This work provides a novel strategy to construct effective photocatalysts to relieve the environmental and energy crisis.
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Affiliation(s)
- Weibo Zhang
- Key Laboratory of Jiangxi Province for Persistent Pollutants Control and Resources Recycle, Nanchang Hangkong University, Nanchang 330063, China; Key Laboratory of Poyang Lake Environment and Resource Utilization (Ministry of Education), School of Resources & Environment, Nanchang University, Nanchang 330031, China
| | - Qiuyue Xu
- Key Laboratory of Jiangxi Province for Persistent Pollutants Control and Resources Recycle, Nanchang Hangkong University, Nanchang 330063, China
| | - Xiaoqiu Tang
- Key Laboratory of Jiangxi Province for Persistent Pollutants Control and Resources Recycle, Nanchang Hangkong University, Nanchang 330063, China
| | - Hualin Jiang
- Key Laboratory of Jiangxi Province for Persistent Pollutants Control and Resources Recycle, Nanchang Hangkong University, Nanchang 330063, China.
| | - Jinwen Shi
- International Research Center for Renewable Energy (IRCRE), State Key Laboratory of Multiphase Flow in Power Engineering (MFPE), Xi'an Jiaotong University, Xi'an 710049, China
| | - Vyacheslav Fominski
- National Research Nuclear University MEPhI (Moscow Engineering Physics Institute), Moscow 115409, Russia
| | - Yingchen Bai
- State Key Laboratory of Environmental Criteria and Risk Assessment, Chinese Research Academy of Environmental Sciences, Beijing 100012, China.
| | - Pinghua Chen
- Key Laboratory of Jiangxi Province for Persistent Pollutants Control and Resources Recycle, Nanchang Hangkong University, Nanchang 330063, China.
| | - Jianping Zou
- Key Laboratory of Jiangxi Province for Persistent Pollutants Control and Resources Recycle, Nanchang Hangkong University, Nanchang 330063, China
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4
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Jia X, Wang F, Wen H, Zhang L, Jiao S, Wang X, Pei X, Xing S. An efficient photocatalyst based on H 5PMo 10V 2O 40/UiO-66-NH 2 for direct hydroxylation of benzene to phenol by H 2O 2. RSC Adv 2022; 12:29433-29439. [PMID: 36320737 PMCID: PMC9562630 DOI: 10.1039/d2ra06197j] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/02/2022] [Accepted: 10/05/2022] [Indexed: 06/16/2023] Open
Abstract
To realize the direct hydroxylation of benzene to phenol by hydrogen peroxide, an efficient photoactive catalyst system was prepared by the recombination of H5PMo10V2O40 and UiO-66-NH2. The heterpolyacid was uniformly distributed on the UiO-66-NH2, and the combination was stable. The composite could effectively photocatalyze the direct hydroxylation of benzene to phenol by H2O2 in the mixture solution of acetonitrile and acetic acid. The yield and selectivity were 14.08% and 98.8% under the optimum condition, respectively. The performance of the catalyst still maintained well after 5 catalytic cycles. Hence, the investigated catalyst system might be applied in the field of hydroxylation of benzene to phenol.
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Affiliation(s)
- Xu Jia
- School of Materials and Chemical Engineering, Zhongyuan University of Technology Zhengzhou 450007 PR China +86-731-62506095 +86-731-62506699
| | - Fuying Wang
- School of Materials and Chemical Engineering, Zhongyuan University of Technology Zhengzhou 450007 PR China +86-731-62506095 +86-731-62506699
| | - Hao Wen
- School of Materials and Chemical Engineering, Zhongyuan University of Technology Zhengzhou 450007 PR China +86-731-62506095 +86-731-62506699
| | - Liuxue Zhang
- School of Materials and Chemical Engineering, Zhongyuan University of Technology Zhengzhou 450007 PR China +86-731-62506095 +86-731-62506699
| | - Shuyan Jiao
- School of Materials and Chemical Engineering, Zhongyuan University of Technology Zhengzhou 450007 PR China +86-731-62506095 +86-731-62506699
| | - Xiulian Wang
- School of Energy and Environment, Zhongyuan University of Technology Zhengzhou 450007 PR China
| | - Xinyi Pei
- School of Materials and Chemical Engineering, Zhongyuan University of Technology Zhengzhou 450007 PR China +86-731-62506095 +86-731-62506699
| | - Shuzhou Xing
- School of Materials and Chemical Engineering, Zhongyuan University of Technology Zhengzhou 450007 PR China +86-731-62506095 +86-731-62506699
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5
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Novel ratiometric electrochemical sensing platform with dual-functional poly-dopamine and NiS@HCS signal amplification for sunset yellow detection in foods. Food Chem 2022; 390:133193. [DOI: 10.1016/j.foodchem.2022.133193] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/22/2021] [Revised: 04/11/2022] [Accepted: 05/08/2022] [Indexed: 11/19/2022]
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6
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Chen Y, Yu M, Yu H, Wang S, Cheng Y, Dou M, Gong X, Li Z, Shao H, Li S. Capture‐Transport Double Enhancement Strategy to Construct High‐efficiency Photo‐catalysts with p‐n Junction for Hydrogen Production under Visible‐light Irradiation. ChemistrySelect 2022. [DOI: 10.1002/slct.202201918] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Yanyan Chen
- School of Chemistry and Chemical Engineering Hefei University of Technology Hefei Anhui 230009 People's Republic of China
| | - Minghui Yu
- School of Chemistry and Chemical Engineering Hefei University of Technology Hefei Anhui 230009 People's Republic of China
| | - Hao Yu
- School of Chemistry and Chemical Engineering Hefei University of Technology Hefei Anhui 230009 People's Republic of China
| | - Shuang Wang
- School of Chemistry and Chemical Engineering Hefei University of Technology Hefei Anhui 230009 People's Republic of China
| | - Yuye Cheng
- School of Chemistry and Chemical Engineering Hefei University of Technology Hefei Anhui 230009 People's Republic of China
| | - Minghao Dou
- School of Chemistry and Chemical Engineering Hefei University of Technology Hefei Anhui 230009 People's Republic of China
| | - Xiaoyu Gong
- School of Chemistry and Chemical Engineering Hefei University of Technology Hefei Anhui 230009 People's Republic of China
| | - Zhiqiang Li
- School of Chemistry and Chemical Engineering Hefei University of Technology Hefei Anhui 230009 People's Republic of China
| | - Hongyu Shao
- School of Chemistry and Chemical Engineering Hefei University of Technology Hefei Anhui 230009 People's Republic of China
| | - Shenjie Li
- School of Chemistry and Chemical Engineering Hefei University of Technology Hefei Anhui 230009 People's Republic of China
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7
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Mersel MA, Fodor L, Pekker P, Makó É, Horváth O. Effects of Preparation Conditions on the Efficiency of Visible-Light-Driven Hydrogen Generation Based on Ni(II)-Modified Cd0.25Zn0.75S Photocatalysts. Molecules 2022; 27:molecules27134296. [PMID: 35807540 PMCID: PMC9268298 DOI: 10.3390/molecules27134296] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/31/2022] [Revised: 06/26/2022] [Accepted: 06/30/2022] [Indexed: 12/10/2022] Open
Abstract
Hydrogen as an environmentally friendly fuel can be produced by photocatalytic procedures from aqueous systems, utilizing H2S, an industrial side-product, by conversion and storage of renewable solar energy. Although composites of CdS and ZnS prepared by co-precipitation are very efficient in heterogeneous photocatalytic H2 generation, the optimal conditions for their synthesis and the effects of the various influencing factors are still not fully clarified. In this work, we investigated how the efficiency of Cd0.25Zn0.75S composites modified with Ni(II) was affected by the doping method, Ni-content, hydrothermal treatment, and presence of a complexing agent (ammonia) used in the preparation. The composition, optical, and structural properties of the photocatalysts prepared were determined by ICP, DRS, XRD, TEM, and STEM-EDS. Although hydrothermal treatment proved preferable for Ni-free composites, Ni-modification was more efficient for untreated composites precipitated from ammonia-containing media. The best efficiency (14.9% quantum yield at 380 nm irradiation, 109.8 mmol/g/h hydrogen evolution rate) achieved by surface modification with 0.1–0.3% Ni(II) was 15% and 20% better than those for hydrothermally treated catalyst and similarly prepared Pt-modified one, respectively. Structural characterization of the composites clearly confirmed that the Ni2+ ions were not embedded into the CdS-ZnS crystal lattice but were enriched on the surface of particles of the original catalyst in the form of NiO or Ni(OH)2. This co-catalyst increased the efficiency by electron-trapping, but its too high amount caused an opposite effect by diminishing the excitable surface of the CdS-ZnS particles.
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Affiliation(s)
- Maali-Amel Mersel
- Research Group of Environmental and Inorganic Photochemistry, Center for Natural Sciences, Faculty of Engineering, University of Pannonia, P.O. Box 1158, H-8210 Veszprém, Hungary; (M.-A.M.); (L.F.)
| | - Lajos Fodor
- Research Group of Environmental and Inorganic Photochemistry, Center for Natural Sciences, Faculty of Engineering, University of Pannonia, P.O. Box 1158, H-8210 Veszprém, Hungary; (M.-A.M.); (L.F.)
| | - Péter Pekker
- Environmental Mineralogy Research Group, Research Institute of Biomolecular and Chemical Engineering, University of Pannonia, P.O. Box 1158, H-8210 Veszprem, Hungary;
| | - Éva Makó
- Department of Materials Engineering, Research Center for Engineering Sciences, University of Pannonia, P.O. Box 1158, H-8210 Veszprem, Hungary;
| | - Ottó Horváth
- Research Group of Environmental and Inorganic Photochemistry, Center for Natural Sciences, Faculty of Engineering, University of Pannonia, P.O. Box 1158, H-8210 Veszprém, Hungary; (M.-A.M.); (L.F.)
- Correspondence: ; Tel.: +36-88-624-000 (ext. 6049)
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8
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Wang D, Wen W, Li W, He G, Zhang C. The doping of B in ZnO@CdS for enhanced visible-light H 2 production. NEW J CHEM 2022. [DOI: 10.1039/d2nj01857h] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
The visible-light water splitting enhancement of B in ZnO@CdS was systematically studied and the B doped ZnO@CdS rods (B-ZnO@CdS) showed an excellent H2 generation rate of 13.1 mmol h-1g-1, mostly...
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9
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Graphene-like h-BN supported polyhedral NiS2/NiS nanocrystals with excellent photocatalytic performance for removing rhodamine B and Cr(VI). Front Chem Sci Eng 2021. [DOI: 10.1007/s11705-021-2094-2] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
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10
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Tang S, Xia Y, Fan J, Cheng B, Yu J, Ho W. Enhanced photocatalytic H2 production performance of CdS hollow spheres using C and Pt as bi-cocatalysts. CHINESE JOURNAL OF CATALYSIS 2021. [DOI: 10.1016/s1872-2067(20)63695-6] [Citation(s) in RCA: 27] [Impact Index Per Article: 9.0] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 10/21/2022]
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11
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Carminati SA, Rodríguez-Gutiérrez I, de Morais A, da Silva BL, Melo MA, Souza FL, Nogueira AF. Challenges and prospects about the graphene role in the design of photoelectrodes for sunlight-driven water splitting. RSC Adv 2021; 11:14374-14398. [PMID: 35424005 PMCID: PMC8698315 DOI: 10.1039/d0ra10176a] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/02/2020] [Accepted: 03/31/2021] [Indexed: 12/02/2022] Open
Abstract
Graphene and its derivatives have emerged as potential materials for several technological applications including sunlight-driven water splitting reactions. This review critically addresses the latest achievements concerning the use of graphene as a player in the design of hybrid-photoelectrodes for photoelectrochemical cells. Insights about the charge carrier dynamics of graphene-based photocatalysts which include metal oxides and non-metal oxide semiconductors are also discussed. The concepts underpinning the continued progress in the field of graphene/photoelectrodes, including different graphene structures, architecture as well as the possible mechanisms for hydrogen and oxygen reactions are also presented. Despite several reports having demonstrated the potential of graphene-based photocatalysts, the achieved performance remains far from the targeted benchmark efficiency for commercial application. This review also highlights the challenges and opportunities related to graphene application in photoelectrochemical cells for future directions in the field.
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Affiliation(s)
- Saulo A Carminati
- Institute of Chemistry, University of Campinas (UNICAMP) PO Box 6154 Campinas São Paulo 13083-970 Brazil
| | - Ingrid Rodríguez-Gutiérrez
- Centro de Ciências Naturais e Humanas, Universidade Federal do ABC (UFABC) Santo André São Paulo 09210-580 Brazil
- Brazilian Nanotechnology National Laboratory (LNNano) Campinas São Paulo 13083-970 Brazil
| | - Andreia de Morais
- Center for Information Technology Renato Archer (CTI Renato Archer) Rodovia D. Pedro I, km 143.6 13069-901 Campinas SP Brazil
| | - Bruno L da Silva
- Institute of Chemistry, University of Campinas (UNICAMP) PO Box 6154 Campinas São Paulo 13083-970 Brazil
| | - Mauricio A Melo
- Institute of Chemistry, Fluminense Federal University Outeiro de São João Batista, Campus do Valonguinho, Niterói Rio de Janeiro 24020-141 Brazil
| | - Flavio L Souza
- Institute of Chemistry, University of Campinas (UNICAMP) PO Box 6154 Campinas São Paulo 13083-970 Brazil
- Centro de Ciências Naturais e Humanas, Universidade Federal do ABC (UFABC) Santo André São Paulo 09210-580 Brazil
- Brazilian Nanotechnology National Laboratory (LNNano) Campinas São Paulo 13083-970 Brazil
| | - Ana F Nogueira
- Institute of Chemistry, University of Campinas (UNICAMP) PO Box 6154 Campinas São Paulo 13083-970 Brazil
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12
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Hu D, Xu Y, Zhang S, Tu J, Li M, Zhi L, Liu J. Fabrication of redox-mediator-free Z-scheme CdS/NiCo2O4 photocatalysts with enhanced visible-light driven photocatalytic activity in Cr(VI) reduction and antibiotics degradation. Colloids Surf A Physicochem Eng Asp 2021. [DOI: 10.1016/j.colsurfa.2020.125582] [Citation(s) in RCA: 11] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/07/2023]
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13
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Irfan RM, Khan SA, Tahir MH, Ahmad T, Ali L, Afzal M, Ali H, Abbas A, Munawar KS, Zhao J, Gao L. Integration of an aminopyridine derived cobalt based homogenous cocatalyst with a composite photocatalyst to promote H 2 evolution from water. NEW J CHEM 2021. [DOI: 10.1039/d1nj00086a] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/17/2023]
Abstract
Molecular cocatalysts are promising materials to improve the performance of photocatalytic systems.
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Affiliation(s)
- Rana Muhammad Irfan
- College of Energy
- Soochow Institute for Energy and Materials Innovations (SIEMIS)
- Soochow University
- Suzhou 215006
- China
| | - Sayed Ali Khan
- School of Electronic Science and Engineering
- Xiamen University
- Xiamen 361005
- China
| | | | - Tauqeer Ahmad
- School of Chemistry
- University of Mianwali
- Mianwali
- Pakistan
| | - Liaqat Ali
- School of Chemistry
- University of Mianwali
- Mianwali
- Pakistan
| | - Masood Afzal
- School of Chemistry
- University of Mianwali
- Mianwali
- Pakistan
| | - Hazrat Ali
- School of Chemistry
- University of Mianwali
- Mianwali
- Pakistan
| | - Anees Abbas
- School of Chemistry
- University of Mianwali
- Mianwali
- Pakistan
| | | | - Jianqing Zhao
- College of Energy
- Soochow Institute for Energy and Materials Innovations (SIEMIS)
- Soochow University
- Suzhou 215006
- China
| | - Lijun Gao
- College of Energy
- Soochow Institute for Energy and Materials Innovations (SIEMIS)
- Soochow University
- Suzhou 215006
- China
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14
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Liu X, Li J. Significantly Enhanced Photoluminescence Performance of Ni xS y(NiS and Ni 9S 8)/ZnO Nanorods by a Hydrothermal Method. Inorg Chem 2020; 59:17184-17190. [PMID: 33201690 DOI: 10.1021/acs.inorgchem.0c02437] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
This paper reports on a near zero band gap semiconductor, NixSy, which significantly enhances the photoluminescence (PL) performance of ZnO nanorods. The structural, morphological, and optical properties of the composites were characterized by X-ray diffraction spectroscopy (XRD), X-ray photoelectron spectroscopy (XPS), scanning electron microscopy (SEM), high-resolution transmission electron microscopy (HRTEM), ultraviolet-visible spectroscopy (UV-vis), PL spectrometry, etc. The PL patterns at an excitation wavelength (λex) of 325 nm revealed that the 10% NixSy/ZnO nanorod (10NZNR) composites displayed the highest emission intensity in the region of 420-630 nm. The relationship between the emission intensity of ZnO and the concentration of NixSy demonstrated that the PL intensity of NZNRs initially increased (<10%) and then declined with an increase in NixSy content (>10%). According to PL spectra at different excitation wavelengths and PL excitation (PLE) spectra, the visible emission of NixSy/ZnO nanorod (NZNR) composites can only be excited by light with energy greater than that of the band gap. Studies of the morphological structures and PL behaviors of NZNR composites have illustrated that NixSy considerably enhances the visible emission of ZnO by regulating its morphology and structure. An appropriate mechanism by which NixSy enhances the PL performance of ZnO has been proposed.
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Affiliation(s)
- Xiangjia Liu
- School of Physical Science and Technology, Xinjiang University, Urumqi 830046, Xinjiang, People's Republic of China
| | - Jin Li
- School of Physical Science and Technology, Xinjiang University, Urumqi 830046, Xinjiang, People's Republic of China
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15
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Zhang D, Cao W, Mao B, Liu Y, Li F, Dong W, Jiang T, Yong YC, Shi W. Efficient 0D/2D Heterostructured Photocatalysts with Zn-AgIn5S8 Quantum Dots Embedded in Ultrathin NiS Nanosheets for Hydrogen Production. Ind Eng Chem Res 2020. [DOI: 10.1021/acs.iecr.0c02397] [Citation(s) in RCA: 22] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Affiliation(s)
- Dongqi Zhang
- School of Chemistry and Chemical Engineering, Jiangsu University, 301 Xuefu Road, Zhenjiang 212013, P.R. China
| | - Weijing Cao
- School of Chemistry and Chemical Engineering, Jiangsu University, 301 Xuefu Road, Zhenjiang 212013, P.R. China
| | - Baodong Mao
- School of Chemistry and Chemical Engineering, Jiangsu University, 301 Xuefu Road, Zhenjiang 212013, P.R. China
| | - Yanhong Liu
- School of Chemistry and Chemical Engineering, Jiangsu University, 301 Xuefu Road, Zhenjiang 212013, P.R. China
| | - Fenghua Li
- School of Chemistry and Chemical Engineering, Jiangsu University, 301 Xuefu Road, Zhenjiang 212013, P.R. China
| | - Weixuan Dong
- School of Chemistry and Chemical Engineering, Jiangsu University, 301 Xuefu Road, Zhenjiang 212013, P.R. China
| | - Tianyao Jiang
- School of Chemistry and Chemical Engineering, Jiangsu University, 301 Xuefu Road, Zhenjiang 212013, P.R. China
| | - Yang-Chun Yong
- Biofuels Institute, School of the Environment, Jiangsu University, 301 Xuefu Road, Zhenjiang 212013, P.R. China
| | - Weidong Shi
- School of Chemistry and Chemical Engineering, Jiangsu University, 301 Xuefu Road, Zhenjiang 212013, P.R. China
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16
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Li K, Zhang C, Li X, Du Y, Yang P, Zhu M. A nanostructured CuWO4/Mn3O4 with p/n heterojunction as photoanode toward enhanced water oxidation. Catal Today 2019. [DOI: 10.1016/j.cattod.2018.11.003] [Citation(s) in RCA: 30] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
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17
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Park C, Park J, Park J, Heo I, Kim W, Kim J. Role of phosphate in ruthenium-complex-sensitized TiO2 system for hydrogen production: Mechanism and kinetics. Catal Today 2019. [DOI: 10.1016/j.cattod.2018.11.048] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]
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18
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Xia Y, Cheng B, Fan J, Yu J, Liu G. Unraveling Photoexcited Charge Transfer Pathway and Process of CdS/Graphene Nanoribbon Composites toward Visible-Light Photocatalytic Hydrogen Evolution. SMALL (WEINHEIM AN DER BERGSTRASSE, GERMANY) 2019; 15:e1902459. [PMID: 31257727 DOI: 10.1002/smll.201902459] [Citation(s) in RCA: 100] [Impact Index Per Article: 20.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/14/2019] [Revised: 06/06/2019] [Indexed: 06/09/2023]
Abstract
Converting solar energy into chemical fuels is increasingly receiving a great deal of attention. In this work, CdS nanoparticles (NPs) are solvothermally anchored onto graphene nanoribbons (GNRs) that are longitudinally unzipped from multiwalled carbon nanotubes. The as-synthesized CdS/GNR nanocomposites with recyclability present GNR content-dependent activity in visible-light-driven hydrogen evolution from water splitting. In a range of 1-10 wt% GNRs, the CdS/GNR composites with 2 wt% GNRs achieves the greatest hydrogen evolution rate of 1.89 mmol h-1 g-1 . The corresponding apparent quantum efficiency is 19.3%, which is ≈3.7 times higher than that of pristine CdS NPs. To elucidate the underlying photocatalytic mechanism, a systematic characterization, including in situ irradiated X-ray photoelectron spectroscopy and Kelvin probe measurements, is performed. In particular, the interfacial charge transfer pathway and process from CdS NPs to GNRs is revealed. This work may open avenues to fabricate GNR-based nanocomposites for solar-to-chemical energy conversion and beyond.
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Affiliation(s)
- Yang Xia
- State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, Wuhan University of Technology, Wuhan, 430070, P. R. China
| | - Bei Cheng
- State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, Wuhan University of Technology, Wuhan, 430070, P. R. China
| | - Jiajie Fan
- School of Materials Science and Engineering, Zhengzhou University, Zhengzhou, 450001, China
| | - Jiaguo Yu
- State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, Wuhan University of Technology, Wuhan, 430070, P. R. China
| | - Gang Liu
- CAS Key Laboratory of Standardization and Measurement for Nanotechnology, CAS Center for Excellence in Nanoscience, National Center for Nanoscience and Technology, Beijing, 100190, P. R. China
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19
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Zhang K, Jin L, Yang Y, Guo K, Hu F. Novel method of constructing CdS/ZnS heterojunction for high performance and stable photocatalytic activity. J Photochem Photobiol A Chem 2019. [DOI: 10.1016/j.jphotochem.2019.111859] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
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20
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Manganese oxide at cadmium sulfide (MnOx@CdS) shells encapsulated with graphene: A spatially separated photocatalytic system towards superior hydrogen evolution. J Colloid Interface Sci 2019; 533:452-462. [DOI: 10.1016/j.jcis.2018.08.102] [Citation(s) in RCA: 57] [Impact Index Per Article: 11.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/09/2018] [Revised: 08/01/2018] [Accepted: 08/28/2018] [Indexed: 01/13/2023]
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21
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Sumesh CK, Peter SC. Two-dimensional semiconductor transition metal based chalcogenide based heterostructures for water splitting applications. Dalton Trans 2019; 48:12772-12802. [DOI: 10.1039/c9dt01581g] [Citation(s) in RCA: 53] [Impact Index Per Article: 10.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Recent research and development is focused in an intensive manner to increase the efficiency of solar energy conversion into electrical energy via photovoltaics and photo-electrochemical reactions.
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Affiliation(s)
- C. K. Sumesh
- Department of Physical Sciences
- P. D. Patel Institute of Applied Sciences
- Charotar University of Science and Technology (CHARUSAT)
- Changa-388421
- India
| | - Sebastian C. Peter
- New Chemistry Unit
- Jawaharlal Nehru Centre for Advanced Scientific Research
- Bengaluru 560064
- India
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22
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Wan M, Cui S, Wei W, Cui S, Chen K, Chen W, Mi L. Bi-component synergic effect in lily-like CdS/Cu7S4 QDs for dye degradation. RSC Adv 2019; 9:2441-2450. [PMID: 35520484 PMCID: PMC9059895 DOI: 10.1039/c8ra09331h] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/12/2018] [Accepted: 12/21/2018] [Indexed: 12/31/2022] Open
Abstract
CdS has attracted extensive attention in the photocatalytic degradation of wastewater due to its relatively narrow bandgap and various microstructures. Previous reports have focused on CdS coupled with other semiconductors to reduce the photocorrosion and improve the photocatalytic performance. Herein, a 3D hierarchical CdS/Cu7S4 nanostructure was synthesized by cation exchange using lily-like CdS as template. The heterojunction material completely inherits the special skeleton of the template material and optimizes the nano-scale morphology, and achieves the transformation from nanometer structure to quantum dots (QDs). The introduction of Cu ions not only tuned the band gap of the composites to promote the utilization of solar photons, more importantly, Fenton-like catalysis was combined into the degradation process. Compared with the experiments of organic dye degradation under different illumination conditions, the degradability of the CdS/Cu7S4 QDs is greatly superior to pure CdS. Therefore, the constructed CdS/Cu7S4 QDs further realized the optimization of degradation performance by the synergic effect of photo-catalysis and Fenton-like catalysis. CdS has attracted extensive attention in the photocatalytic degradation of wastewater due to its relatively narrow bandgap and various microstructures.![]()
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Affiliation(s)
- Mengli Wan
- Center for Advanced Materials Research
- Zhongyuan University of Technology
- Zhengzhou 450007
- China
- College of Chemistry and Molecular Engineering
| | - Shizhong Cui
- Center for Advanced Materials Research
- Zhongyuan University of Technology
- Zhengzhou 450007
- China
| | - Wutao Wei
- Center for Advanced Materials Research
- Zhongyuan University of Technology
- Zhengzhou 450007
- China
| | - Siwen Cui
- Center for Advanced Materials Research
- Zhongyuan University of Technology
- Zhengzhou 450007
- China
| | - Kongyao Chen
- Center for Advanced Materials Research
- Zhongyuan University of Technology
- Zhengzhou 450007
- China
| | - Weihua Chen
- College of Chemistry and Molecular Engineering
- Zhengzhou University
- Zhengzhou 450001
- China
| | - Liwei Mi
- Center for Advanced Materials Research
- Zhongyuan University of Technology
- Zhengzhou 450007
- China
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23
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Li Y, Wang X, Gong J, Xie Y, Wu X, Zhang G. Graphene-Based Nanocomposites for Efficient Photocatalytic Hydrogen Evolution: Insight into the Interface toward Separation of Photogenerated Charges. ACS APPLIED MATERIALS & INTERFACES 2018; 10:43760-43767. [PMID: 30474367 DOI: 10.1021/acsami.8b17580] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/09/2023]
Abstract
Although the reduced graphene oxide (rGO) has been intensively applied for photocatalytic H2 evolution, no enough attention was given to study the interface between the photocatalyst and rGO, which is the key point to affect the transportation of the photogenerated electron. Herein, in order to research the heterojunction interface, a series of SrTiO3 photocatalysts with different crystal facets were fabricated to be loaded with the rGO for photocatalytic H2 evolution. The characterizations and theory calculation verified that the rGO was mainly anchored on the Ti-O bond of the SrTiO3 in the composite. Therefore, compared to the {001} facets sample, the {110} facets of the SrTiO3, which exposed more Ti and O atoms, could form a stronger bond with the rGO. Additionally, the density functional theory study deduced that the photoinduced electron could immigrate rapidly from the Ti-O bond to the rGO in the composite, which was in good agreement with the results of photoelectrochemical and photoluminescence experiments. Meanwhile, experimentally, the 1% wt rGO@SrTiO3 with {110} facets nanocomposite showed the superior photocatalytic H2 yield rate (3.82 mmol/h/g), which was 2.2 times and 3.2 times higher than that of the pure SrTiO3 with the same facets and 1% wt rGO@SrTiO3 with {001} facets, respectively. Both experiments and theoretical calculations unveiled that the synergetic effect of SrTiO3 facets engineering and the rGO loading effectively prompted the immigration of photoinduced electrons at the nanocomposite interface. This work provides a rational thinking of a high efficiency rGO-based heterogeneous photocatalysts for solar energy conversion.
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Affiliation(s)
- Yuan Li
- School of Resources and Environmental Engineering , Wuhan University of Technology , 122 Luoshi Road , Wuhan 430070 , China
| | - Xiaoyang Wang
- School of Resources and Environmental Engineering , Wuhan University of Technology , 122 Luoshi Road , Wuhan 430070 , China
| | - Jie Gong
- School of Resources and Environmental Engineering , Wuhan University of Technology , 122 Luoshi Road , Wuhan 430070 , China
| | - Yahong Xie
- Key Laboratory of Oil & Gas Fine Chemicals, Ministry of Education , Xinjiang University , Urumqi 830046 , China
| | - Xiaoyong Wu
- School of Resources and Environmental Engineering , Wuhan University of Technology , 122 Luoshi Road , Wuhan 430070 , China
| | - Gaoke Zhang
- School of Resources and Environmental Engineering , Wuhan University of Technology , 122 Luoshi Road , Wuhan 430070 , China
- State Key Laboratory of Silicate Materials for Architectures , Wuhan University of Technology , Wuhan 430070 , China
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24
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Xu ML, Cui JD, Zhao JH, Liu FT, Li K. Enhanced photocatalytic H2 production of cadmium-free rGO-mediated ZnS/CuS heterojunction derived from a MOF. CrystEngComm 2018. [DOI: 10.1039/c8ce01247d] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
The MOF-templated porous ZnS/CuS heterojunction with rGO as the charge carrier mediator exhibits enhanced photocatalytic hydrogen production under visible light illumination.
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Affiliation(s)
- Mei-Ling Xu
- School of Materials Science and Engineering
- University of Jinan
- Jinan 250022
- China
| | - Jian-Dong Cui
- Jiangxi Institute of Fashion Technology
- Nanchang
- China
| | - Jia-Hui Zhao
- School of Materials Science and Engineering
- University of Jinan
- Jinan 250022
- China
| | - Fu-Tian Liu
- School of Materials Science and Engineering
- University of Jinan
- Jinan 250022
- China
| | - Kui Li
- School of Materials Science and Engineering
- University of Jinan
- Jinan 250022
- China
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