The millimeter-wave rotational spectra of 79 BrNO and 81 BrNO in the v 2 ฯญ 1 and v 3 ฯญ 2 vibrational states have been reinvestigated. Measurements of the rotational spectrum in the region of maximum c-type Coriolis interaction between the two states allowed the previous analysis to be extended to ac
Millimeter-Wave Spectrum of Nitrosyl Bromide in the Low-Lying Excited States: Equilibrium Structure and Cubic Force Field
โ Scribed by C.D. Esposti; F. Tamassia; G. Cazzoli; Z. Kisiel
- Publisher
- Elsevier Science
- Year
- 1995
- Tongue
- English
- Weight
- 755 KB
- Volume
- 170
- Category
- Article
- ISSN
- 0022-2852
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โฆ Synopsis
The rotational spectra of ({ }^{79} \mathrm{BrNO}) and ({ }^{81} \mathrm{BrNO}) in the low-lying vibrational states (v_{2}=1, v_{3}=) 1 , and (v_{3}=2) have been observed in the frequency region (80-190 \mathrm{GHz}). The high-order Coriolis resonance between the (v_{2}=1) and (v_{3}=2) states has been taken into account in the analysis of the spectra. From the obtained results an approximate equilibrium structure has been calculated and a new evaluation of the quadratic and cubic force fields of nitrosyl bromide has been made. The experimental values of the third-rank Coriolis parameter are very well reproduced by the obtained anharmonic force field. (c) 1995 Academic Press, Inc.
๐ SIMILAR VOLUMES
The millimeter-wave rotational spectra of the ground state of the asymmetric-top species \(\mathrm{CF}_{3} \mathrm{C}^{35} \mathrm{Cl}_{2}{ }^{37} \mathrm{Cl}\) have been recorded and assigned for \(J^{\prime \prime}=30\) up to \(J^{\prime \prime}=55\) and analyzed to yield the following rotational