以Bi(NO3)3·5H2O为原料,选择合适的溴源和溶剂,采用溶剂热法通过控制合成条件制备了BiOBr系列材料,同时对BiOBr进行了XRD、TG-DSC和SEM表征,证实所合成产品为纯净的BiOBr,由花状结构和片状结构组成.实验表明,BiOBr的最佳合成条件为:合成温度为140℃,合成时间为10 h,乙二醇为溶剂,KBr为溴源.40min时最佳降解率达到96.34％.
参考文献
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