The vibrational spectra of H3+ and D3+: Improved values from new representations of AB initio surfaces
β Scribed by Bruce Martire; Peter G. Burton
- Publisher
- Elsevier Science
- Year
- 1985
- Tongue
- English
- Weight
- 200 KB
- Volume
- 121
- Category
- Article
- ISSN
- 0009-2614
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β¦ Synopsis
Resul& for the wbralional frequencws of H_T and D: are calculated usmg the polen~~al zurraces or Burlon van Nagy-Felsobuki Doherty and Hamlhon (BVDH) and DyI.s~a and Swope (DS) The vL rundamenlal rrrquencles rrom these polenuals Car H_z are 2519 29 and 2521 62 cm-' respectwely (exp 2521 6 cm-') For DC Ihe values are 1X31 07 and 1834 73 cm-' (exp 1835 3 cm-') The analyllcal lil used here for the BVDH surface 1s an improvement on prewously reporred fins [or this surrace m thal the low-lymg par[ or the well IS smphasslzed The present raults confirm the relallre accuracy and shape ol the surface mapped out by the clcutromc energ,= reported by BVDH 1. Introductaon
π SIMILAR VOLUMES
Calculations are reported for the symmetric bending and stretching vibrational states of H30f and D30' including coupling between these two modes. The calculations were carried out by using a potential surface calculated by the SCT Cl method and expressed in terms of symmetric internal coordinates\_
## Abstract The Raman and infrared spectra (3500β50 cm^β1^) of the gas, liquid or solution, and solid were recorded of 2,2,3,3,3βpentafluoropropylamine (CF~3~CF~2~CH~2~NH~2~) and the ND~2~ isotopomer. Variable temperature (β55 to β 100 Β°C) studies of the infrared spectra (3600β400 cm^β1^) of sample