SiNN


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 = 32162 ± 10 Ar B-X 295 311 Lembke, Ferrante, et al., 1977
To = 31892 ± 25 Kr B-X 297 314 Douglas, Hauge, et al., 1986


Vib. 
sym. 
 No.   Approximate 
 type of mode 
 cm-1   Med.   Method   References

Σ+ 1 NN stretch 1672 ± 10 Ar AB Lembke, Ferrante, et al., 1977
1 NN stretch 1671 ± 25 Kr AB Douglas, Hauge, et al., 1986

State:   A


 Energy 
 (cm-1
 Med.   Transition   λmin 
 (nm) 
 λmax 
 (nm) 
 References

To = 27170 ± 20 U Ar A-X 331 368 Lembke, Ferrante, et al., 1977
Kr A-X 333 360 Douglas, Hauge, et al., 1986


Vib. 
sym. 
 No.   Approximate 
 type of mode 
 cm-1   Med.   Method   References

Σ+ 3 SiN stretch 450 T Ar AB Lembke, Ferrante, et al., 1977
3 SiN stretch 450 T Kr AB Douglas, Hauge, et al., 1986

State:   X


Vib. 
sym. 
 No.   Approximate 
 type of mode 
 cm-1   Med.   Method   References

Σ+ 1 NN stretch 1731.6 vs Ar IR Lembke, Ferrante, et al., 1977
Maier, Reisenauer, et al., 2000
1 NN stretch 1754.7 vs N2 IR Maier, Reisenauer, et al., 2000
3 SiN stretch 484.3 w Ar IR Lembke, Ferrante, et al., 1977
Maier, Reisenauer, et al., 2000
3 SiN stretch 461.6 w N2 IR Maier, Reisenauer, et al., 2000

Additional references: Jacox, 1994, page 72; Jacox, 2003, page 114

Notes

wWeak
vsVery strong
UUpper bound
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.

Lembke, Ferrante, et al., 1977
Lembke, R.R.; Ferrante, R.F.; Weltner, W., Jr., Carbonylsilene, diazasilene, and dicarbonylsilene molecules: electron spin resonance and optical spectra at 4 K, J. Am. Chem. Soc., 1977, 99, 2, 416, https://doi.org/10.1021/ja00444a018 . [all data]

Douglas, Hauge, et al., 1986
Douglas, M.A.; Hauge, R.H.; Margrave, J.L., High Temp. Sci., 1986, 22, 47. [all data]

Maier, Reisenauer, et al., 2000
Maier, G.; Reisenauer, H.P.; Glatthaar, J., Reactions of Silicon Atoms with Nitrogen: A Combined Matrix Spectroscopic and Density Functional Theory Study, Organomet., 2000, 19, 23, 4775, https://doi.org/10.1021/om000234r . [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, 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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