铋系光催化剂去除环境污染物

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铋系半导体材料是近年来研究较热的一类新型光催化剂,因其具有独特的层状结构和合适的禁带宽度,而表现出了良好的太阳光催化性能,在环境污染物去除方面展现出极大的潜力。本文综述了近年来铋系光催化剂(氧化铋、硫化铋、钨酸铋、钼酸铋、钒酸铋、卤氧化铋等)在环境污染物去除方面的最新研究进展,介绍了几类常见的铋系半导体材料及其制备方法,归纳和总结了铋系光催化剂在大气净化、有机废水处理、重金属离子处理和杀菌等方面的应用,同时对今后铋系光催化剂在环境污染去除方面的应用进行了展望。 Bismuth-based semiconductor materials are a new class of photocatalysts which are hotter in recent years. Due to their unique layered structure and suitable forbidden band width, bismuth-based semiconductor materials exhibit good solar photocatalytic performance and are exhibited in the removal of environmental pollutants Great potential. This review summarizes recent progress in research on removal of bismuth photocatalysts (bismuth oxide, bismuth sulfide, bismuth tungstate, bismuth molybdate, bismuth vanadate, bismuth oxyhalide, etc.) in recent years, and introduces several common Bismuth-based semiconductor material and its preparation method, the application of bismuth-based photocatalyst in air purification, organic wastewater treatment, heavy metal ion treatment and sterilization is summarized and summarized. At the same time, the application of bismuth-based photocatalyst in environmental pollution removal is carried out Looking forward.
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