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  • 1980-1984  (2)
  • 1975-1979  (3)
  • Chemistry  (5)
  • Force constant calculations
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  • 1
    Electronic Resource
    Electronic Resource
    Chichester [u.a.] : Wiley-Blackwell
    Journal of Raman Spectroscopy 7 (1978), S. 154-157 
    ISSN: 0377-0486
    Keywords: Chemistry ; Analytical Chemistry and Spectroscopy
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Chemistry and Pharmacology , Physics
    Notes: The pure rotational Raman spectrum of sulphur trioxide in the vapour phase at 333K has been obtained and analysed for the first time. The following rotational constants and bond length were determined: \documentclass{article}\pagestyle{empty}\begin{document}$$ \begin{array}{l} B_{\rm 0} {\rm = 0}.348\,57 \pm {\rm 0}{\rm .000\,03 cm}^{ - 1} \\ 10^{\rm 7} D_J {\rm = 2}{\rm .68} \pm {\rm 0}{\rm .07 cm}^{ - 1} \\ r_{\rm 0} {\rm = 141}{\rm .98} \pm {\rm 0}{\rm .02 pm} \\ \end{array} $$\end{document} This r0 value agrees to within the sum of one standard deviation of the experimental errors with the value obtained from an analysis of the vibration-rotational infrared spectrum of the 2ν3 band.
    Additional Material: 1 Ill.
    Type of Medium: Electronic Resource
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  • 2
    Electronic Resource
    Electronic Resource
    Chichester [u.a.] : Wiley-Blackwell
    Journal of Raman Spectroscopy 10 (1981), S. 60-63 
    ISSN: 0377-0486
    Keywords: Chemistry ; Analytical Chemistry and Spectroscopy
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Chemistry and Pharmacology , Physics
    Notes: The vibration-rotation Raman spectra of the oxygen species 18O2, 17O18O, 17O2 and 16O2 have been recorded and analysed; the spectra of the 17O18O and 17O2 species are reported for the first time. The B0 and α values from these analyses were used to calculate values for the equilibrium-state rotational constants, Be, and hence the bond lengths, re. The following values were obtained:
    Additional Material: 9 Tab.
    Type of Medium: Electronic Resource
    Library Location Call Number Volume/Issue/Year Availability
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  • 3
    Electronic Resource
    Electronic Resource
    Chichester [u.a.] : Wiley-Blackwell
    Journal of Raman Spectroscopy 11 (1981), S. 346-348 
    ISSN: 0377-0486
    Keywords: Chemistry ; Analytical Chemistry and Spectroscopy
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Chemistry and Pharmacology , Physics
    Notes: The vibration-rotation Raman spectrum of the ν2 fundamental band of P4 has been recorded photographically using a spectrograph with a reciprocal linear dispersion of 1.36 cm-1 mm-1. Analysis of the spectrum gave the following values for the vibration and rotation constants and the P—P bond length:
    Additional Material: 1 Tab.
    Type of Medium: Electronic Resource
    Library Location Call Number Volume/Issue/Year Availability
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  • 4
    Electronic Resource
    Electronic Resource
    Chichester [u.a.] : Wiley-Blackwell
    Journal of Raman Spectroscopy 7 (1978), S. 158-160 
    ISSN: 0377-0486
    Keywords: Chemistry ; Analytical Chemistry and Spectroscopy
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Chemistry and Pharmacology , Physics
    Notes: The pure rotational Raman spectrum of selenium trioxide monomer in the vapour phase at 410 K has been obtained and analysed for the first time. The following rotational constants and bond lengths were obtained: \documentclass{article}\pagestyle{empty}\begin{document}$$ \begin{array}{l} B_{\rm 0} {\rm = 0}{\rm .246\,60} \pm {\rm 0}{\rm .000\,05 cm}^{ - 1} \\ 10^{\rm 8} D_J {\rm = 3}{\rm .9} \pm {\rm 0}{\rm .04 cm}^{ - 1} \\ r_{\rm 0} {\rm = 168}{\rm .78} \pm {\rm 0}{\rm .02 pm} \\ \end{array} $$\end{document} This is the first spectroscopic determination of r0 in SeO3. The precision of r0 is significantly greater than the value of ra = 169±1 pm obtained from an earlier electron diffraction study.
    Additional Material: 1 Tab.
    Type of Medium: Electronic Resource
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  • 5
    Electronic Resource
    Electronic Resource
    Chichester [u.a.] : Wiley-Blackwell
    Journal of Raman Spectroscopy 8 (1979), S. 251-254 
    ISSN: 0377-0486
    Keywords: Chemistry ; Analytical Chemistry and Spectroscopy
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Chemistry and Pharmacology , Physics
    Notes: The pure rotational and vibration-rotational Raman spectra of the hydrogen species 1H3H and 2H3H have been recorded and analysed. The following rotational constants, vibration-rotational constants and bond lengths were obtained: The re values are compared with those of 1H2, 1H2H, 2H2 and 3H2 and a weighted mean re value for the hydrogen molecule was calculated.
    Additional Material: 4 Ill.
    Type of Medium: Electronic Resource
    Library Location Call Number Volume/Issue/Year Availability
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