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powder; hydrothermal synthesis; flower-like; TiO2; photocatalysis 1 Introduction Titanium dioxide (TiO2) is one of the most important transition metal oxides which has been widely used in catalysis... nanostructures, which were synthesized by a hydrothermal method using TiCl4 as raw material, exhibited enhanced light adsorption and photocatalysis[10]. Brookite TiO2 nano?owers, which were synthesized......
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were prepared by calcination of rutile TiO2, glucose and FeC2O4 in argon atmosphere, and the photocatalytic properties of Fe-C-TiO2 with H2O2 photocatalysis were also studied by using atrazine... photocatalysis......
degradation of rhodamine B is demonstrated. Key words: micro/nano structure; porous films; zinc oxide; photocatalysis  ..., 6(1): 29-32. [8] HOFFMANN M R, MARTIN S T, CHOI W, BAHNEMANNT D W. Environmental applications of semiconductor photocatalysis [J]. Chem Rev, 1995, 95: 69-96. [9] LI Z W, GAO W, REEVES R J. Zinc......
; 文献标识码:A Preparation of TiO2 composite powder by polymer network gel method and their photocatalysis performance GUAN Xiu-rong1, 2, SHAO Zhong-cai2, TIAN Yan-wen1, SUN Yang3 (1... of photoelectron and cavity. Key words: polymer network gel; titanium dioxide; photocatalysis  ......
photocatalytic activity. Key words: perovskite; graphene; composite thin film; photocatalysis 印染废水是目前最难降解的工业废水之一,由于其成分复杂,传统上采用的吸附,絮凝及生物氧化等方法对染料废水的处理往往不能达到满意效果[1].随着科技的不断进步,一些新的水污染处理技术开始显露出其独特的效果,光催化氧化技术就是其中一个典......
, et al. Cu2-xSe/CdS composite photocatalyst with enhanced visible light photocatalysis activity[J]. Applied Surface Science, 2019, 478: 762-769. [10] GUO Qing, ZHOU Chuan-yao, MA Zhi-bo, et al. Fundamentals of TiO2 photocatalysis: Concepts, mechanisms, and challenges[J]. Advanced Materials, 2019, 31(50): 1901997. [11] 王亦清, 沈少华. 非金属掺杂石墨相氮化碳光催化的研究进展与展望[J]. 物理化学学报, 2020, 36(3): 1905080. WANG Yi-qing......
. Hydrolysis temperature is 20~40 ℃. Keyword: photocatalysis; nano-meter TiO2 powder; gelation; Received: 2000-05-19 自1972年Fujishima和Honda发现TiO2单晶电极光分解......