VIBRATIONAL-STATES OF THE HYDROGEN ISOTOPES ON PD(111)

被引:16
作者
RICK, SW [1 ]
DOLL, JD [1 ]
机构
[1] BROWN UNIV,DEPT CHEM,PROVIDENCE,RI 02912
关键词
D O I
10.1016/0039-6028(94)90826-5
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 ground and excited vibrational states for the three hydrogen isotopes on the Pd(111) surface have been calculated. Notable features of these states are the high degree of anharmonicity, which is most prominently seen in the weak isotopic dependence of the parallel vibrational transition, and the narrow bandwidths of these states, which imply that atomic hydrogen is localized on a particular surface site on time scales of 100 ps or more. Experiments to resolve ambiguities concerning the present system are suggested.
引用
收藏
页码:L305 / L311
页数:7
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