ULTRAFAST RELAXATION OF THE FUNDAMENTAL VIBRATIONS OF SH- AND OH- IN POTASSIUM HALIDES

被引:12
|
作者
MUNGAN, CE [1 ]
HAPPEK, U [1 ]
SIEVERS, AJ [1 ]
机构
[1] CORNELL UNIV,MSC,ITHACA,NY 14853
关键词
5;
D O I
10.1016/0022-2313(94)90356-5
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The vibrational relaxation times of SH- and OH- in potassium halides, measured by incoherent laser saturation, vary from 0.8 to 7 ns at 1.7 K. A librational side band at +300 cm-1 provides a possible decay channel. The strength of this mode is strongly temperature dependent, possibly owing to barrier hopping.
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页码:33 / 36
页数:4
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