Abstract
A novel Fe-modified BN material was prepared via heat treatment from a C3H6N6·2H3BO3 precursor and nanosized Fe3O4 powders. The as-synthesized BN/Fe photocatalysts were characterized via X-ray diffraction analysis, scanning electron microscopy, transmission electron microscopy, diffuse reflectance spectroscopy, Brunauer–Emmett–Teller analysis, X-ray photoelectron spectroscopy, and photoluminescence spectroscopy to investigate their phase composition, microstructure, and photocatalytic properties. Most Fe3O4 powders were reduced to Fe nanoparticles under heat treatment. Then, porous BN/Fe hybrid composites were synthesized. The photocatalytic activities of the Fe/BN composites were evaluated via methyl orange (MO) degradation under visible light irradiation. The BN3 composite achieved the best photodegradation activity for MO. It could rapidly degrade 99.1% MO within 45 min under visible light irradiation.
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Acknowledgements
This project was sponsored by the National Natural Science Foundation of China (Grant No. 51864028), the Natural Science Foundation of Henan (Grant No. 18A430035), Program for Interdisciplinary Direction Team in Zhongyuan University of Technology (Grant No. 2018), Program for Science and Technology Innovation Talents in Universities of Henan Province (Grant No. 19HASTIT024), International S & T Cooperation Program of China (Grant No. 2015DFR50620).
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Liang, B., Zhang, L., Zhang, W. et al. BN/Fe Hybrid Composites as Highly Efficient Visible-Light-Driven Photocatalysts. J Inorg Organomet Polym 30, 1634–1642 (2020). https://doi.org/10.1007/s10904-019-01309-7
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DOI: https://doi.org/10.1007/s10904-019-01309-7