Rovibrational Interaction and Vibrational Constants of the Symmetric Top Molecule 14NF3

Several accurate experimental values of the and rotation-vibration interaction parameters and , , and vibrational constants have been extracted from the most recent high-resolution Fourier transform infrared, millimeter wave, and centimeter wave investigations in the spectra of...

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Main Author: Hamid Najib
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1155/2013/813249
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author Hamid Najib
author_facet Hamid Najib
author_sort Hamid Najib
collection DOAJ
description Several accurate experimental values of the and rotation-vibration interaction parameters and , , and vibrational constants have been extracted from the most recent high-resolution Fourier transform infrared, millimeter wave, and centimeter wave investigations in the spectra of the oblate symmetric top molecule 14NF3. The band-centres used are those of the four fundamental, the overtones, the combination, and hot bands identified in the region between 400 cm−1 and 2000 cm−1. Comparison of our constants with the ones measured previously, by infrared spectroscopy at low resolution, reveals orders of magnitude higher accuracy of the new values. The agreement between our values and those determined by ab initio calculations employing the TZ2Pf basis is excellent.
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spelling doaj-art-979da8655e784f0e9dad0334a6332d042025-02-03T06:04:57ZengWileyThe Scientific World Journal1537-744X2013-01-01201310.1155/2013/813249813249Rovibrational Interaction and Vibrational Constants of the Symmetric Top Molecule 14NF3Hamid Najib0Laboratoire de Physique de la Matière Condensée, Équipe de Spectrométrie Physique, Département de Physique, Université Ibn Tofaïl, Faculté des Sciences, BP 133, 14000 Kénitra, MoroccoSeveral accurate experimental values of the and rotation-vibration interaction parameters and , , and vibrational constants have been extracted from the most recent high-resolution Fourier transform infrared, millimeter wave, and centimeter wave investigations in the spectra of the oblate symmetric top molecule 14NF3. The band-centres used are those of the four fundamental, the overtones, the combination, and hot bands identified in the region between 400 cm−1 and 2000 cm−1. Comparison of our constants with the ones measured previously, by infrared spectroscopy at low resolution, reveals orders of magnitude higher accuracy of the new values. The agreement between our values and those determined by ab initio calculations employing the TZ2Pf basis is excellent.http://dx.doi.org/10.1155/2013/813249
spellingShingle Hamid Najib
Rovibrational Interaction and Vibrational Constants of the Symmetric Top Molecule 14NF3
The Scientific World Journal
title Rovibrational Interaction and Vibrational Constants of the Symmetric Top Molecule 14NF3
title_full Rovibrational Interaction and Vibrational Constants of the Symmetric Top Molecule 14NF3
title_fullStr Rovibrational Interaction and Vibrational Constants of the Symmetric Top Molecule 14NF3
title_full_unstemmed Rovibrational Interaction and Vibrational Constants of the Symmetric Top Molecule 14NF3
title_short Rovibrational Interaction and Vibrational Constants of the Symmetric Top Molecule 14NF3
title_sort rovibrational interaction and vibrational constants of the symmetric top molecule 14nf3
url http://dx.doi.org/10.1155/2013/813249
work_keys_str_mv AT hamidnajib rovibrationalinteractionandvibrationalconstantsofthesymmetrictopmolecule14nf3