High-activity Au/CuO-ZnO catalysts for the oxidation of carbon monoxide at ambient temperature

被引：72

作者：

Hutchings, GJ ^{[1
]}

Siddiqui, MRH ^{[1
]}

Burrows, A ^{[1
]}

Kiely, CJ ^{[1
]}

Whyman, R ^{[1
]}

机构：

[1] UNIV LIVERPOOL,DEPT MAT SCI & ENGN,LIVERPOOL L69 3BX,MERSEYSIDE,ENGLAND

来源：

JOURNAL OF THE CHEMICAL SOCIETY-FARADAY TRANSACTIONS | 1997年 / 93卷 / 01期

关键词：

D O I：

10.1039/a606482e

中图分类号：

O64 [物理化学（理论化学）、化学物理学];

学科分类号：

070304 ; 081704 ;

摘要：

Ambient temperature CO oxidation has been studied with Au/ZnO, Au/CuO and Au/CuO-ZnO catalysts prepared by a coprecipitation method. The catalysts are highly active for CO oxidation and are capable of sustained activity at 20 degrees C. The highest activity is observed with Au/ZnO and this catalyst is shown, using transmission electron microscopy, to be comprised of smaller Au metal particles (2-5 nm) and a higher Au dispersion when compared with the other catalysts.

引用

页码：187 / 188

页数：2

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