VIBRATIONAL PREDISSOCIATIVE LIFETIMES OF (10(0)0) AR...HCL AND (10(0)0) KR...HCL FROM TIME-OF-FLIGHT MEASUREMENTS IN A PULSED-NOZZLE, FT MICROWAVE SPECTROMETER

被引:7
作者
BEVAN, JW
LEGON, AC
REGO, CA
机构
[1] Department of Chemistry, University of Exeter, Exeter, EX4 4QD, Stocker Road
关键词
D O I
10.1016/0009-2614(93)89202-S
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 variation with time-of-flight t of the population N1 of the vibrational state (10(0)0) in Rg ... HCl (Rg = Ar and Kr) has been measured in a pulsed-nozzle, Fourier-transform microwave spectrometer. Excited-state molecules were produced with a pulsed, dc glow-discharge nozzle. N1 was found to be independent of t in the range 0-300 mus for Ar ... HCl and 0 to 400 mus for Kr ... HCl. The vibrational predissociative lifetime tau(vp) greater than or similar to 1 ms is estimated for each of these (10(0)0) state Rg ... HCl molecules.
引用
收藏
页码:551 / 555
页数:5
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