Non-noble-metal Ni nanoparticles modified N-doped g-C3N4 for efficient photocatalytic hydrogen evolution |
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Affiliation: | 1. State Key Laboratory for Modification of Chemical Fibers and Polymer Materials, Key Laboratory of Science and Technology of Eco-Textiles, Ministry of Education, College of Chemistry, Chemical Engineering and Biotechnology, Donghua University, 2999 North Renmin Rd., Shanghai, 201620, China;2. State Key Laboratory of Structural Chemistry, Fujian Institute of Research on the Structure of Matter, Chinese Academy of Sciences, Fujian, Fuzhou, 350002, China;1. School of Environmental Science and Engineering, Shaanxi University of Science & Technology, Xi’an 710021, PR China;2. Zhejiang Wenzhou Research Institute of Light Industry, Wenzhou 325804, PR China;3. Department of Chemistry and Biochemistry, Northern Illinois University, 1425 W. Lincoln Hwy. DeKalb, IL 60115-2828, USA;1. Department of Materials Science and Engineering, Zhejiang Normal University, Jinhua, 321004, China;2. College of Geography and Environmental Sciences, Zhejiang Normal University, Jinhua, 321004, China;1. Department of Environmental Science and Engineering, University of Shanghai for Science and Technology, Shanghai 200093, China;2. College of Biological Chemical Science and Engineering, Jiaxing University, Jiaxing 314001, China;1. Institute of Green Chemistry and Chemical Technology, School of Chemistry and Chemical Engineering, Jiangsu University, Zhenjiang, 212013, PR China;2. Key Laboratory of Groundwater Resources and Environment, Ministry of Education, Jilin Provincial Key Laboratory of Water Resource and Environment, College of New Energy and Environment, Jilin University, Changchun, 130021, PR China;1. Key Laboratory of Synthetic and Biological Colloids (Ministry of Education of China), School of Chemical and Material Engineering, Jiangnan University, Wuxi 214122, PR China;2. College of Chemistry, Chemical Engineering and Materials Science, Collaborative Innovation Center of Functionalized Probes for Chemical Imaging in Universities of Shandong, Shandong Normal University, Jinan 250014, PR China |
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Abstract: | The use of non-noble-metal to replace precious metal as co-catalyst in solar-driven hydrogen evolution reaction (HER) is important for lowering hydrogen production cost. In this work, nickel metal nanoparticles loaded nitrogen-doped graphite carbon nitride (NiNCN3) was prepared, which significantly enhanced the HER activity of nitrogen-doped graphite carbon nitride. The hydrogen evolution rate of NiNCN3 can reach to 1507 μmol g−1 h−1, much higher than that of 3 wt % Pt/NCN (1055 μmol g−1 h−1). The distinguished photocatalytic performance is due to the accelerated electron transfer efficiency and inhibited photogenerated electron-hole recombination. Our study offers an alternative method to achieve the low-cost and effective noble-metal-free photocatalyst for HER. |
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Keywords: | Photocatalytic Hydrogen evolution Nitrogen-doped graphite carbon nitride Nickel Co-catalyst |
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