VIBRATIONAL INVESTIGATION OF CO ADSORBED ON GOLD DEPOSITED ON TIO2

被引:54
作者
BOCCUZZI, F [1 ]
TSUBOTA, S [1 ]
HARUTA, M [1 ]
机构
[1] GOVT IND RES INST,IKEDA,OSAKA 563,JAPAN
关键词
D O I
10.1016/0368-2048(93)80085-Z
中图分类号
O433 [光谱学];
学科分类号
0703 ; 070302 ;
摘要
FTIR study of CO adsorption on Au/TiO2 samples prepared by a deposition -precipitation technique is presented. The absorption spectra of (12) CO and (12) CO -(13) CO mixture are examined at different equilibrium pressures at room temperature. From these data two kinds of chemically active sites, strongly coupled and interacting were evidenced. Chemical effects, depending on the CO coverage, were also observed.
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页码:241 / 250
页数:10
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