C5N2

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:   A
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 22832.7 gas A-X 403 438 Linnartz, Vaizert, et al., 2001
To = 22762.9 ± 0.2 Ne Smith, Engel, et al., 1994
Linnartz, Vaizert, et al., 2001
To = 22737.3 ± 0.2 Ar A-X 375 610 Smith, Engel, et al., 1994
To = 22731.8 ± 0.2 N2 Smith, Engel, et al., 1994
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
Σg+ 1 1958 gas CR Linnartz, Vaizert, et al., 2001
1 1961.3 ± 0.2 Ne AB Smith, Engel, et al., 1994
1 1960.5 ± 0.2 Ar AB Smith, Engel, et al., 1994
8 601.2 ± 0.2 T Ar AB Smith, Engel, et al., 1994
9 508.5 ± 0.2 T Ar AB Smith, Engel, et al., 1994

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
Σg+ 1 2071.4 Ne LF Smith, Engel, et al., 1994
Smith-Gicklhorn, Lorenz, et al., 2002
1 2071.4 ± 0.2 Ar LF Smith, Engel, et al., 1994
1 2071.6 ± 0.2 N2 LF Smith, Engel, et al., 1994
2 1639.5 Ne LF Smith, Engel, et al., 1994
Smith-Gicklhorn, Lorenz, et al., 2002
2 1639.5 ± 0.2 Ar LF Smith, Engel, et al., 1994
2 1639.7 ± 0.2 N2 LF Smith, Engel, et al., 1994
3 527.8 Ne LF Smith, Engel, et al., 1994
Smith-Gicklhorn, Lorenz, et al., 2002
3 530.5 ± 0.2 Ar LF Smith, Engel, et al., 1994
3 525.2 ± 0.2 Ar LF Smith, Engel, et al., 1994
3 521.9 ± 0.2 Ar LF Smith, Engel, et al., 1994

Additional references: Jacox, 1998, page 330; Jacox, 2003, page 344

Notes

TTentative assignment or approximate value
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.

Linnartz, Vaizert, et al., 2001
Linnartz, H.; Vaizert, O.; Cias, P.; Gruter, L.; Maier, J.P., Rotationally resolved electronic transition of NC5N, Chem. Phys. Lett., 2001, 345, 1-2, 89, https://doi.org/10.1016/S0009-2614(01)00872-7 . [all data]

Smith, Engel, et al., 1994
Smith, A.M.; Engel, C.; Thoma, A.; Schallmoser, G.; Wurfel, B.E.; Bondybey, V.E., Tentative identification of C5N2 in rare gas matrices, Chem. Phys., 1994, 184, 1-3, 233, https://doi.org/10.1016/0301-0104(94)00096-4 . [all data]

Smith-Gicklhorn, Lorenz, et al., 2002
Smith-Gicklhorn, A.M.; Lorenz, M.; Frankowski, M.; Kolos, R.; Bondybey, V.E., C5N2 revisited: mass-selective matrix isolation and DFT studies, Chem. Phys. Lett., 2002, 351, 1-2, 85, https://doi.org/10.1016/S0009-2614(01)01354-9 . [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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