Boron dicarbide

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: Marilyn E. Jacox

State:   B
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 11745 ± 3 Ne Wyss, Grutter, et al., 1998

State:   A
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 6296 Ne Wyss, Grutter, et al., 1998

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 2 CBC s-stretch 1196.8 ± 1.0 Ne IR Wyss, Grutter, et al., 1998
2 CBC s-stretch 1194.6 Ar IR Martin, Taylor, et al., 1993
Presilla-Marquez, Larson, et al., 1996

Additional references: Jacox, 1994, page 62; Jacox, 1998, page 164; Jacox, 2003, page 62

Notes

oEnergy separation between the v = 0 levels of the excited and electronic ground states.

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.

Wyss, Grutter, et al., 1998
Wyss, M.; Grutter, M.; Maier, J.P., Electronic Absorption Spectra of BC, BC, J. Phys. Chem. A, 1998, 102, 46, 9106, https://doi.org/10.1021/jp9830530 . [all data]

Martin, Taylor, et al., 1993
Martin, J.M.L.; Taylor, P.R.; Yustein, J.T.; Burkholder, T.R.; Andrews, L., Pulsed laser evaporation of boron/carbon pellets: Infrared spectra and quantum chemical structures and frequencies for BC2, J. Chem. Phys., 1993, 99, 1, 12, https://doi.org/10.1063/1.465792 . [all data]

Presilla-Marquez, Larson, et al., 1996
Presilla-Marquez, J.D.; Larson, C.W.; Carrick, P.G.; Rittby, C.M.L., Fourier transform infrared spectroscopy of the ν2 vibration of BC2 in Ar at 10 K, J. Chem. Phys., 1996, 105, 9, 3398, https://doi.org/10.1063/1.472225 . [all data]

Jacox, 1994
Jacox, M.E., Vibrational and electronic energy levels of polyatomic transient molecules, American Chemical Society, Washington, DC, 1994, 464. [all data]

Jacox, 1998
Jacox, M.E., Vibrational and electronic energy levels of polyatomic transient molecules: supplement A, J. Phys. Chem. Ref. Data, 1998, 27, 2, 115-393, https://doi.org/10.1063/1.556017 . [all data]

Jacox, 2003
Jacox, M.E., Vibrational and electronic energy levels of polyatomic transient molecules: supplement B, J. Phys. Chem. Ref. Data, 2003, 32, 1, 1-441, https://doi.org/10.1063/1.1497629 . [all data]

Notes

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