HYPERFINE-STRUCTURE TRANSFER, FINE-STRUCTURE TRANSFER, AND QUENCHING OF CD-113 ATOMS IN THE 5S5P 3P1 STATE BY COLLISIONS WITH MOLECULAR GASES

被引:4
|
作者
VONDERHAAR, T
KRAMER, C
BAUMANN, M
机构
[1] Physikalisches Institut, Universität Tübingen, D-7400 Tübingen 1
来源
JOURNAL OF CHEMICAL PHYSICS | 1991年 / 94卷 / 03期
关键词
D O I
10.1063/1.459919
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
Collisions of excited Cd-113(5 3P1) atoms with various molecular gases (N2, H2, D2, CO, CO2, CH4, C2H6, C2H4, O2) have been investigated using atomic fluorescence spectroscopy. By selective excitation of a hyperfine structure level with a pulsed dye laser and studying the time dependence of the fluorescence signals as a function of the buffer gas density the cross sections for quenching, fine structure transfer, and hyperfine structure transfer could be obtained. For N2 molecules the collisions can be described by a decoupling model as has been shown previously for the noble gases as collision partners.
引用
收藏
页码:1970 / 1975
页数:6
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