Bi₂O₃ cocatalyst improving photocatalytic hydrogen evolution performance of TiO₂

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• 作者：Difa Xu ; Yang Hai ; Xiangchao Zhang ; Shiying Zhang ; Rongan He ; ^{hslra@tom.com}
• 关键词：TiO2 ; Bi2O3 quantum dots ; Impregnation-calcination method ; Hydrogen evolution ; Charge carrier mechanisms
• 刊名：Applied Surface Science
• 出版年：2017
• 出版时间：1 April 2017
• 年：2017
• 卷：400
• 期：Complete
• 页码：530-536
• 全文大小：1799 K
• 卷排序：400

文摘

Bi-Bi2O3-anatase-rutile TiO2 multijunction photocatalyst was prepared. Bi2O3 quantum dots with size of 2–3 nm were uniformly distributed. Improved H2 evolution was noticed in glycerol-water mixture. Optimal amount of Bi2O3 was found to be 0.89 mol%.