## NOTE The 2 1 ؉ 5 3 Triad of 12 CO 2 The present study is devoted to the [(2 0°5), (1 2°5), (0 4°5)] triad of 12 CO 2 . These vibrational states of ⌺ u
The ν1+ 5ν3Dyad of12CO2and13CO2
✍ Scribed by A. Campargue; D. Bailly; J.-L. Teffo; S.A. Tashkun; V.I. Perevalov
- Publisher
- Elsevier Science
- Year
- 1999
- Tongue
- English
- Weight
- 191 KB
- Volume
- 193
- Category
- Article
- ISSN
- 0022-2852
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✦ Synopsis
The (1 0(0) 5)1,2 --> (1 0(0) 4)1,2 and (1 0(0) 6)1,2 --> (1 0(0) 5)1,2 emission bands of 12C16O2 have been recorded near 4.5 µm by Fourier transform spectroscopy of a CO2 + N2 mixture excited by dc discharge. The spectroscopic parameters of the (1 0(0) v3)1,2 vibrational states with v3 = 0-6 have been obtained from a global rotational analysis of the six (1 0(0) v3)1,2 --> (1 0(0) (v3-1))1,2 emission bands (v3 = 1-6). The (1 0(0) 5)1,2 vibrational states of both 12C16O2 and 13C16O2 have been observed by direct absorption from the vibrational ground state by Intracavity Laser Absorption Spectroscopy near 12 700 and 12 400 cm-1, respectively. The rovibrational energy levels obtained by the two experimental techniques are discussed and compared with those calculated in the framework of the effective operator approach. Copyright 1999 Academic Press.
📜 SIMILAR VOLUMES
Three of the four components of the 3ν 1 + 3ν 3 tetrad of 12 C 16 O 2 and 13 C 16 O 2 , labeled 30031, 30032, and 30033 in HITRAN notation, have been observed by intracavity laser absorption spectroscopy in the 10 450-to 11 000-cm -1 region. The rotational analysis has yielded the rovibrational para
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A procedure is presented for the calculation of the double vibrational collision-induced absorption CO 2 ( 3 ϭ 1) ϩ N 2 ( 1 ϭ 1) 4 CO 2 ( 3 ϭ 0) ϩ N 2 ( 1 ϭ 0) on the basis of quantum lineshapes computed using an isotropic potential and dipole-induced dipole functions. The linestrengths and energies
The ν 1 + ν 3 and the ν 1 + ν 2 + ν 1 4 + ν -1 5 combination bands of 13 C 2 H 2 at 6521.9 and 6535.1 cm -1 , respectively, are studied with diode laser spectroscopy. Line center wavelengths have been determined with 0.00012-nm standard uncertainty up to J = 40 for ν 1 + ν 3 and up to J = 25 for ν 1