ONE-DIMENSIONAL AND 2-DIMENSIONAL FOURIER-TRANSFORM SPECTROSCOPY IN THE MICROWAVE AND RADIOFREQUENCY RANGE OF TRIFLUOROMETHANE IN THE VIBRATIONAL-STATE UPSILON-6=1

被引:6
|
作者
HARDER, H
NICOLAISEN, HW
DREIZLER, H
MADER, H
机构
[1] Institut für Physikalische Chemie, Abteilung Chemische Physik, Universität Kiel, D-24098 Kiel
关键词
D O I
10.1016/0009-2614(93)85632-X
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
For trifluoromethane, CF3H, A1-A2 splittngs with KBAR=\k-l\=3 in the degenerate vibrational state nu6=1 have been determined using two-dimensional radiofrequency-microwave double resonance Fourier transform spectroscopy. The observation of direct l-type resonance transitions with KBAR=3 has been extended to lower J values by means of microwave Fourier transform spectroscopy. The analysis yielded improved values for the rotational constant C6, for the DELTAl= 0, DELTAk = +/- 6 interaction constant w6 and enabled the determination of a J dependence of the DELTAl= +/- 2, DELTAk = -/+ 4 t-type interaction constant.
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页码:265 / 270
页数:6
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