The low temperature adsorption of oxygen on Rh(111)

被引:18
作者
Brault, P
Range, H
Toennies, JP
Woll, C
机构
[1] UNIV ORLEANS,GREMI,F-45067 ORLEANS,FRANCE
[2] ROBERT BOSCH GMBH,D-72766 REUTLINGEN,GERMANY
来源
ZEITSCHRIFT FUR PHYSIKALISCHE CHEMIE-INTERNATIONAL JOURNAL OF RESEARCH IN PHYSICAL CHEMISTRY & CHEMICAL PHYSICS | 1997年 / 198卷
关键词
oxygen adsorption; photoelectron spectroscopy;
D O I
10.1524/zpch.1997.198.Part_1_2.001
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
The adsorption of oxygen on Rh(111) has been studied at a surface temperature of 40 K using X-ray and ultraviolet photoelectron spectroscopy, work function measurements, and helium atom scattering. In contrast to Pt(111), where oxygen molecules chemisorb on the bare surface prior to decomposition, on Rh(111) - even at a temperature of 40 K - a monolayer of atomic oxygen with a poorly ordered (1 X 1) structure is formed. Further exposure leads to a physisorbed O-2-layer.
引用
收藏
页码:1 / 17
页数:17
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