Facet-dependent anchoring of gold nanoparticles on TiO2 for CO oxidation | |
Shao, Bin1,2,3; Zhao, Wenning2,3; Miao, Shu2; Huang, Jiahui1,2; Wang, Lili1,2; Li, Gao2; Shen, Wenjie2 | |
刊名 | CHINESE JOURNAL OF CATALYSIS |
2019-10-01 | |
卷号 | 40期号:10页码:1534-1539 |
关键词 | Au nanoparticles Titanium dioxide Stability Interfacial perimeter CO oxidation |
ISSN号 | 0253-9837 |
DOI | 10.1016/S1872-2067(19)63388-7 |
通讯作者 | Huang, Jiahui(jiahuihuang@dicp.ac.cn) ; Li, Gao(gaoli@dicp.ac.cn) |
英文摘要 | The interfacial perimeter of gold nanocatalysts is popularly viewed as the active sites for a number of chemical reactions, while the geometrical structure of the interface at atomic scale is less known. Here, TiO2-nanosheets and nanospindles were adapted to accommodate Au particles (similar to 2.2 nm), forming Au-TiO2{001} and Au-TiO2{101} interfaces. Upon calcination at 623 K in air, HAADF-STEM images evidenced that the Au particles on TiO2{101} enlarged to 3.1 nm and these on TiO2{001} remained unchanged, suggesting the stronger metal-support interaction on TiO2{001}. Au/TiO2{001} was more active for CO oxidation than Au/TiO2{101} system. (C) 2019, Dalian Institute of Chemical Physics, Chinese Academy of Sciences. Published by Elsevier B.V. All rights reserved. |
资助项目 | Liaoning Revitalization Talents Program[XLYC1807121] ; National Natural Science Foundation of China[20673054] |
WOS关键词 | LOW-TEMPERATURE OXIDATION ; AU/TIO2 ; CATALYSTS ; SIZE ; ACTIVATION ; MECHANISM ; CLUSTERS ; HYDROGEN ; OXYGEN |
WOS研究方向 | Chemistry ; Engineering |
语种 | 英语 |
出版者 | SCIENCE PRESS |
WOS记录号 | WOS:000490625200011 |
资助机构 | Liaoning Revitalization Talents Program ; Liaoning Revitalization Talents Program ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Liaoning Revitalization Talents Program ; Liaoning Revitalization Talents Program ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Liaoning Revitalization Talents Program ; Liaoning Revitalization Talents Program ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Liaoning Revitalization Talents Program ; Liaoning Revitalization Talents Program ; National Natural Science Foundation of China ; National Natural Science Foundation of China |
内容类型 | 期刊论文 |
源URL | [http://cas-ir.dicp.ac.cn/handle/321008/172359] |
专题 | 大连化学物理研究所_中国科学院大连化学物理研究所 |
通讯作者 | Huang, Jiahui; Li, Gao |
作者单位 | 1.Chinese Acad Sci, Dalian Inst Chem Phys, Gold Catalysis Res Ctr, Dalian 116023, Liaoning, Peoples R China 2.Chinese Acad Sci, Dalian Inst Chem Phys, State Key Lab Catalysis, Dalian 116023, Liaoning, Peoples R China 3.Univ Chinese Acad Sci, Beijing 100049, Peoples R China |
推荐引用方式 GB/T 7714 | Shao, Bin,Zhao, Wenning,Miao, Shu,et al. Facet-dependent anchoring of gold nanoparticles on TiO2 for CO oxidation[J]. CHINESE JOURNAL OF CATALYSIS,2019,40(10):1534-1539. |
APA | Shao, Bin.,Zhao, Wenning.,Miao, Shu.,Huang, Jiahui.,Wang, Lili.,...&Shen, Wenjie.(2019).Facet-dependent anchoring of gold nanoparticles on TiO2 for CO oxidation.CHINESE JOURNAL OF CATALYSIS,40(10),1534-1539. |
MLA | Shao, Bin,et al."Facet-dependent anchoring of gold nanoparticles on TiO2 for CO oxidation".CHINESE JOURNAL OF CATALYSIS 40.10(2019):1534-1539. |
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