FCCCN+

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:   D
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 79100 ± 500 gas Bieri, Heilbronner, et al., 1979

State:   C
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 58900 ± 500 gas Bieri, Heilbronner, et al., 1979
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
1300 ± 80 gas PE Bieri, Heilbronner, et al., 1979
730 ± 80 gas PE Bieri, Heilbronner, et al., 1979

State:   B
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 20170 ± 160 gas Bieri, Heilbronner, et al., 1979
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
1300 ± 80 gas PE Bieri, Heilbronner, et al., 1979
730 ± 80 gas PE Bieri, Heilbronner, et al., 1979

State:   A
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 16060 ± 160 gas Bieri, Heilbronner, et al., 1979
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
2200 ± 80 gas PE Bieri, Heilbronner, et al., 1979
680 ± 80 gas PE Bieri, Heilbronner, et al., 1979

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
2360 ± 80 gas PE Bieri, Heilbronner, et al., 1979
600 ± 80 gas PE Bieri, Heilbronner, et al., 1979

Additional references: Jacox, 1994, page 281

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.

Bieri, Heilbronner, et al., 1979
Bieri, G.; Heilbronner, E.; Hornung, V.; Kloster-Jensen, E.; Maier, J.P.; Thommen, F.; von Niessen, W., Electronic states of substituted haloacetylene and cyanoacetylene radical cations, Chem. Phys., 1979, 36, 1. [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]

Notes

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