Coverage-dependent azimuthal alignment of SO2 on Ag(110)

被引:12
作者
GutierrezSosa, A
Walsh, JF
Muryn, CA
Finetti, P
Thornton, G
Robinson, AW
DAddato, S
Frigo, SP
机构
[1] UNIV MANCHESTER,INTERDISCIPLINARY RES CTR SURFACE SCI,MANCHESTER M13 9PL,LANCS,ENGLAND
[2] UNIV MANCHESTER,DEPT CHEM,MANCHESTER M13 9PL,LANCS,ENGLAND
[3] UNIV LIVERPOOL,INTERDISCIPLINARY RES CTR SURFACE SCI,LIVERPOOL L69 3BX,MERSEYSIDE,ENGLAND
[4] UNIV WISCONSIN,CTR SYNCHROTRON RADIAT,STOUGHTON,WI 53589
[5] UNIV WISCONSIN,DEPT PHYS,STOUGHTON,WI 53589
基金
英国工程与自然科学研究理事会; 美国国家科学基金会;
关键词
chemisorption; low index single crystal surfaces; models of surface chemical reactions; near edge extended X-ray absorption fine structure (NEXAFS); silver; sulphur dioxide; surface chemical reaction; surface thermodynamics;
D O I
10.1016/0039-6028(96)00727-3
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 polarisation dependence of S R-edge NEXAFS has been used to study the adsorption geometry of SO, on Ag(110). The molecular plane is azimuthally aligned along the [001] azimuth at 1/3 monolayer coverage, but rotated from [001] by about 55 degrees at 1/2 monolayer, with the molecule upright at both coverages.
引用
收藏
页码:L519 / L524
页数:6
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