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Bi2Fe4O9/g-C3N4/UiO-66三元复合材料的协同光催化作用
引用本文:王芳,张勇涛,徐艳丽,李孙峰,王幸,刘雪霆,魏凤玉.Bi2Fe4O9/g-C3N4/UiO-66三元复合材料的协同光催化作用[J].无机化学学报,2017,33(9):1510-1520.
作者姓名:王芳  张勇涛  徐艳丽  李孙峰  王幸  刘雪霆  魏凤玉
作者单位:合肥工业大学化学与化工学院, 合肥 230009,合肥工业大学化学与化工学院, 合肥 230009,合肥工业大学化学与化工学院, 合肥 230009,合肥工业大学化学与化工学院, 合肥 230009,合肥工业大学化学与化工学院, 合肥 230009,合肥工业大学化学与化工学院, 合肥 230009,合肥工业大学化学与化工学院, 合肥 230009
基金项目:国家自然科学基金(No.51372026)和安徽省自然科学基金(No.1508085MB28)资助项目。
摘    要:通过水热法合成具有协同机制的三元复合材料Bi2Fe4O9/g-C3N4/UiO-66,研究表明三元复合光催化剂的催化活性要高于二元材料和纯材料。这主要是由于Bi2Fe4O9更易于和g-C3N4结合形成稳定的Z-scheme异质结结构,使三元复合材料增强了可见光响应能力,提高了电子-空穴分离能力,增强了空穴和电子的氧化还原能力。

关 键 词:Bi2Fe4O9  UiO-66  可见光  光催化  协同作用  固态Z-scheme异质结
收稿时间:2017/2/21 0:00:00
修稿时间:2017/7/4 0:00:00

Synergistic Photocatalysis of Bi2Fe4O9/g-C3N4/UiO-66 Ternary Composites
WANG Fang,ZHANG Yong-Tao,XU Yan-Li,LI Sun-Feng,WANG Xing,LIU Xue-Ting and WEI Feng-Yu.Synergistic Photocatalysis of Bi2Fe4O9/g-C3N4/UiO-66 Ternary Composites[J].Chinese Journal of Inorganic Chemistry,2017,33(9):1510-1520.
Authors:WANG Fang  ZHANG Yong-Tao  XU Yan-Li  LI Sun-Feng  WANG Xing  LIU Xue-Ting and WEI Feng-Yu
Institution:School of Chemistry and Chemical Engineering, Hefei University of Technology, Hefei 230009, China,School of Chemistry and Chemical Engineering, Hefei University of Technology, Hefei 230009, China,School of Chemistry and Chemical Engineering, Hefei University of Technology, Hefei 230009, China,School of Chemistry and Chemical Engineering, Hefei University of Technology, Hefei 230009, China,School of Chemistry and Chemical Engineering, Hefei University of Technology, Hefei 230009, China,School of Chemistry and Chemical Engineering, Hefei University of Technology, Hefei 230009, China and School of Chemistry and Chemical Engineering, Hefei University of Technology, Hefei 230009, China
Abstract:Bi2Fe4O9/g-C3N4/UiO-66 ternary composites synthesized by a facile hydrothermal method possess synergistically enhanced visible-light photocatalytic performance for degradation of both RhodamineB dye and colorless phenol solutions as compared with purity materials of g-C3N4, Bi2Fe4O9 and UiO-66. The ternary composite materials show increased visible light absorption, efficient separation of charge carriers, strong redox capability via Z-scheme Bi2Fe4O9/g-C3N4 heterojunction and high adsorption ability.
Keywords:Bi2Fe4O9  UiO-66  visible-light  photocatalysis  synergistic effect  solid-state Z-scheme heterojunction
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