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Ultra-thin anatase TiO2 nanosheets dominated with {001} facets: thickness-controlled synthesis, growth mechanism and water-splitting properties

文献类型:期刊论文

作者Yang, Xiao Hua2; Li, Zhen1,3; Liu, Gang4; Xing, Jun2; Sun, Chenghua1,3; Yang, Hua Gui2; Li, Chunzhong2
刊名CRYSTENGCOMM
出版日期2011
卷号13期号:5页码:1378-1383
ISSN号1466-8033
DOI10.1039/c0ce00233j
通讯作者Yang, Hua Gui(hgyang@ecust.edu.cn)
英文摘要Ultra-thin anatase TiO2 nanosheets with dominant {001} facets (similar to 82%) and controllable thickness (1.6-2.7 nm) were synthesized by using a modified one-pot hydrothermal route. As a morphology controlling agent, the concentration of hydrofluoric acid has a significant impact on the thickness of the as-synthesized TiO2 nanosheets. In addition, according to the XRD patterns and TEM images of the products on different reaction stages, the growth process of TiO2 nanosheets was clarified for the first time. We further measured the efficiency for H-2 evolution of the ultra-thin anatase TiO2 nanosheets loaded with 1 wt% Pt from photochemical reduction of water in the presence of methanol as a scavenger. The TiO2 nanosheets exhibited a H-2 evolution rate as high as 7381 mu mol h(-1) g(-1) under UV-vis light irradiation, attributing to their exposed reactive {001} facets and high crystallinity.
资助项目Scientific Research Foundation of East China University of Science and Technology[YD0142125] ; Science and Technology Commission of Shanghai Municipality[09PJ1402800] ; Education Commission of Shanghai Municipality[09SG27] ; National Natural Science Foundation of China[20925621] ; National Natural Science Foundation of China[20973059] ; National Natural Science Foundation of China[91022023] ; National Natural Science Foundation of China[21076076] ; Fundamental Research Funds for the Central Universities[WJ0913001] ; Program for New Century Excellent Talents in University[NCET-09-0347]
WOS研究方向Chemistry ; Crystallography
语种英语
WOS记录号WOS:000287458500018
出版者ROYAL SOC CHEMISTRY
资助机构Scientific Research Foundation of East China University of Science and Technology ; Science and Technology Commission of Shanghai Municipality ; Education Commission of Shanghai Municipality ; National Natural Science Foundation of China ; Fundamental Research Funds for the Central Universities ; Program for New Century Excellent Talents in University
源URL[http://ir.imr.ac.cn/handle/321006/104769]  
专题金属研究所_中国科学院金属研究所
通讯作者Yang, Hua Gui
作者单位1.Australian Inst Bioengn & Nanotechnol, Brisbane, Qld 4072, Australia
2.E China Univ Sci & Technol, Sch Mat Sci & Engn, Minist Educ, Key Lab Ultrafine Mat, Shanghai 200237, Peoples R China
3.Univ Queensland, ARC Ctr Excellence Funct Nanomat, Sch Engn, Brisbane, Qld 4072, Australia
4.Chinese Acad Sci, Inst Met Res, Shenyang Natl Lab Mat Sci, Shenyang 110016, Peoples R China
推荐引用方式
GB/T 7714
Yang, Xiao Hua,Li, Zhen,Liu, Gang,et al. Ultra-thin anatase TiO2 nanosheets dominated with {001} facets: thickness-controlled synthesis, growth mechanism and water-splitting properties[J]. CRYSTENGCOMM,2011,13(5):1378-1383.
APA Yang, Xiao Hua.,Li, Zhen.,Liu, Gang.,Xing, Jun.,Sun, Chenghua.,...&Li, Chunzhong.(2011).Ultra-thin anatase TiO2 nanosheets dominated with {001} facets: thickness-controlled synthesis, growth mechanism and water-splitting properties.CRYSTENGCOMM,13(5),1378-1383.
MLA Yang, Xiao Hua,et al."Ultra-thin anatase TiO2 nanosheets dominated with {001} facets: thickness-controlled synthesis, growth mechanism and water-splitting properties".CRYSTENGCOMM 13.5(2011):1378-1383.

入库方式: OAI收割

来源:金属研究所

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