HCNNH

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:   ?
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
Tx = 41700 Ar Maier, Eckwert, et al., 1996

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
1 NH stretch 3250.1 w Ar IR Maier, Eckwert, et al., 1996
2 CH stretch 3142.5 w Ar IR Maier, Eckwert, et al., 1996
3 CNN a-stretch 2032.7 vs Ar IR Maier, Eckwert, et al., 1996
4 HNN bend 1278.1 w m Ar IR Maier, Eckwert, et al., 1996
5 CNN s-stretch 1187.5 w m Ar IR Maier, Eckwert, et al., 1996
6 Torsion 792.1 w Ar IR Maier, Eckwert, et al., 1996
7 HCN bend 606.5 m Ar IR Maier, Eckwert, et al., 1996
8 CNN bend 461.4 w Ar IR Maier, Eckwert, et al., 1996

Additional references: Jacox, 1998, page 282

Notes

wWeak
mMedium
vsVery strong
xEnergy separation between the band maximum of the excited electronic state and the v = 0 level of the ground state.

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.

Maier, Eckwert, et al., 1996
Maier, G.; Eckwert, J.; Bothur, A.; Reisenauer, H.P.; Schmidt, C., Liebigs Ann., 1996, 1041. [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]

Notes

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