Slit-jet Fourier transform infrared spectroscopy in 12C2H4:: cold and hot bands near 3000 cm-1

被引:26
作者
Bach, M [1 ]
Georges, R [1 ]
Hepp, M [1 ]
Herman, M [1 ]
机构
[1] Free Univ Brussels, Lab Chim Phys Mol CP16009, B-1050 Brussels, Belgium
关键词
D O I
10.1016/S0009-2614(98)00889-6
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
A Fourier transform interferometer was used to record the slit-jet absorption spectrum of (C2H4)-C-12 between 2500 and 3500 cm(-1) at a spectral resolution of 0.02 cm(-1). The rotational analysis of the nu(9) and nu(11) fundamental and nu(2) + nu(12) combination bands is performed, effective rotational parameters are presented, and relative absorption intensities are measured. In addition, a few lines of the 2 nu(10) + nu(12) band are assigned. The selective sampling of vibrational hot bands in the jet is demonstrated using another experimental apparatus, with a heated slit. (C) 1998 Published by Elsevier Science B.V. All rights reserved.
引用
收藏
页码:533 / 537
页数:5
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