Time resolved core level photoemission experiments with synchrotron radiation

被引:102
作者
Baraldi, A [1 ]
Barnaba, M [1 ]
Brena, B [1 ]
Cocco, D [1 ]
Comelli, G [1 ]
Lizzit, S [1 ]
Paolucci, G [1 ]
Rosei, R [1 ]
机构
[1] UNIV TRIESTE,DIPARTMENTO FIS,I-34127 TRIESTE,ITALY
关键词
D O I
10.1016/0368-2048(95)02490-5
中图分类号
O433 [光谱学];
学科分类号
0703 ; 070302 ;
摘要
We present the first Time Resolved X-Ray Photoelectron Spectroscopy experiments performed at the Trieste SuperESCA beamline. Owing to the high brilliance of the third generation synchrotron radiation source and to the characteristics of the beam line, high quality high resolution (better than 0.3 eV) core level photoemission data from adsorbate species on metal samples can be acquired in a few seconds. This opens up the possibility to a new kind of experiments, where XPS is used to follow in real time the dynamics of surface processes. By following the time evolution of C, N and O 1s levels, we could study the kinetics of the adsorption of CO on Pt{111} and the adsorption of NO and the CO+O reaction on Rh{110}.
引用
收藏
页码:145 / 149
页数:5
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