NCNCS+

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:   G
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
Txx = 43730 ± 560 gas King and Kroto, 1984

State:   E,F
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
Txx = 39450 ± 560 gas King and Kroto, 1984

State:   D
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
Txx = 21540 ± 560 gas King and Kroto, 1984

State:   C
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
Txx = 18800 ± 320 gas King and Kroto, 1984

State:   B
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
Txx = 16860 ± 320 gas King and Kroto, 1984
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a' NCS a-stretch 1940 ± 60 gas PE King and Kroto, 1984
NCS bend 645 ± 60 gas PE King and Kroto, 1984

State:   A
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
Txx = 2180 ± 560 gas King and Kroto, 1984
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a' 400 ± 60 gas PE King and Kroto, 1984

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a' NCS a-stretch 1690 ± 60 gas PE King and Kroto, 1984

Additional references: Jacox, 1994, page 280

Notes

xxEnergy separation between the band maxima of both the excited state and the ground state of a molecular cation, derived from a photoelectron spectrum.

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.

King and Kroto, 1984
King, M.A.; Kroto, H.W., He I photoelectron study of cyanogen isothiocyanate, NCNCS, produced by thermal isomerization of sulfur dicyanide, S(CN)2, J. Am. Chem. Soc., 1984, 106, 7347. [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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