LIFETIME OF AN ADSORBATE-SUBSTRATE VIBRATION MEASURED BY SUM FREQUENCY GENERATION-H ON SI(111)

被引：91
作者：
GUYOTSIONNEST, P
DUMAS, P
CHABAL, YJ
机构：
[1] LAB SPECT INFRAROUGE & RAMAN,F-94320 THIAIS,FRANCE
[2] AT&T BELL LABS,MURRAY HILL,NJ 07974
来源：
JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA | 1990年 / 54卷
关键词：
D O I：
10.1016/0368-2048(90)80198-J
中图分类号：
O433 [光谱学];
学科分类号：
0703 ; 070302 ;
摘要：
The lifetime of the stretching vibration of Hydrogen on Silicon (111) surface is measured by time-resolved Sum Frequency Generation. It varies from 1.4 +/- 0.2 ns at 95 K to 0.55 +/- 0.1 ns at 460 K. We suggest that the relaxation occurs via 4-phonons processes.
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页码：27 / 38
页数：12
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