Acetylene-d1


Vibrational and/or electronic energy levels

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Takehiko Shimanouchi

Symmetry:   Cinftynu     Symmetry Number sigma = 1


 Sym.   No   Approximate   Selected Freq.  Infrared   Raman   Comments 
 Species   type of mode   Value   Rating   Value  Phase  Value  Phase

«sigma»+ 1 CH str 3336  A 3335.6 S gas 3335 S gas
«sigma»+ 2 CC str 1854  A 1853.8 M gas 1851 S gas
«sigma»+ 3 CD str 2584  A 2583.6 S gas
«pi» 4 CH bend 518  A 518.38 S gas RP
«pi» 5 CH bend 678  A 677.8 S gas RP

Source: Shimanouchi, 1972

Notes

SStrong
MMedium
RPFrequency determined by the Ritz principle.
A0~1 cm-1 uncertainty

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Shimanouchi, 1972
Shimanouchi, T., Tables of Molecular Vibrational Frequencies Consolidated Volume I, National Bureau of Standards, 1972, 1-160. [all data]


Notes

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