Molecular Parameters for SiNC

NRAO National Radio Astronomy Observatory


  • Laboratory measurements bySpectroscopic constants from Apponi, A. J., McCarthy, M. C., Gottlieb, C. A. & Thaddeus, P. 2000, ApJL, 536, L55:

  • Molecular Constants:
    Parameter SiNC
    A + γa... 1763000(4000)
    B... 6396.6839(3)
    D... 0.0028890(4)
    γa... 2470(10)
    p + 2q... 9.800(3)
    (p + 2q)D... 0.01842(3)
    q... 1.385(7)
    qD... 0.000011(7)
    a - (b + c)/2... 3.206(4)
    b... -5.2(3)
    d... 2.706(4)
    eQq0... -1.417(2)
    eQq2... ...
    rms... 0.034
  • Dipole Moment: 2.0 D (ab initio; see above)

     
  • Astronomical Detection: Carbon-rich evolved stars

    Guélin, M., Muller, S., Cernicharo, J., McCarthy, M. C., & Thaddeus, P. 2004, Astronomy and Astrophysics Detection of the SiNC radical in IRC+10216


    Back to the Known Interstellar Molecules Page