Highly Active Heterogeneous 3 nm Gold Nanoparticles on Mesoporous Carbon as Catalysts for Low-Temperature Selective Oxidation and Reduction in Water
文献类型:期刊论文
作者 | Wang, S; Wang, J; Zhao, QF; Li, DD; Wang, JQ; Cho, M; Cho, H; Terasaki, O; Chen, SJ; Wan, Y |
刊名 | ACS CATALYSIS
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出版日期 | 2015 |
卷号 | 5期号:2页码:797—802 |
关键词 | AEROBIC ALCOHOL OXIDATION HYDROGENATION CATALYSIS AU NANOPARTICLES AGGREGATION-FREE SUPPORTED GOLD SBA-15 SILICA CO OXIDATION CLUSTERS NANOCLUSTERS SIZE |
英文摘要 | Gold nanoparticles approximately 3 nm in diameter free of protecting agent were loaded onto less-interacting, self-assembling mesoporous carbon using a two-step carbonization method. The catalyst exhibits TOF value of 478 and 31.2 h(-1) at 25 and 0 degrees C, comparable to, and much higher than an 8.9 nm gold-supported nanocatalyst, respectively, for the water-mediated selective oxidation of benzyl alcohol. These results highlight the improvement in the sorption of dioxygen species on surface atoms of gold nanoparticles at low temperatures due to electronic modification by the reduction of the particle size. |
收录类别 | SCI |
语种 | 英语 |
公开日期 | 2015-12-24 |
源URL | [http://ir.sinap.ac.cn/handle/331007/24470] ![]() |
专题 | 上海应用物理研究所_中科院上海应用物理研究所2011-2017年 |
推荐引用方式 GB/T 7714 | Wang, S,Wang, J,Zhao, QF,et al. Highly Active Heterogeneous 3 nm Gold Nanoparticles on Mesoporous Carbon as Catalysts for Low-Temperature Selective Oxidation and Reduction in Water[J]. ACS CATALYSIS,2015,5(2):797—802. |
APA | Wang, S.,Wang, J.,Zhao, QF.,Li, DD.,Wang, JQ.,...&Wan, Y.(2015).Highly Active Heterogeneous 3 nm Gold Nanoparticles on Mesoporous Carbon as Catalysts for Low-Temperature Selective Oxidation and Reduction in Water.ACS CATALYSIS,5(2),797—802. |
MLA | Wang, S,et al."Highly Active Heterogeneous 3 nm Gold Nanoparticles on Mesoporous Carbon as Catalysts for Low-Temperature Selective Oxidation and Reduction in Water".ACS CATALYSIS 5.2(2015):797—802. |
入库方式: OAI收割
来源:上海应用物理研究所
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