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Azide radical

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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: M.E. Jacox

State:   B


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

To = 36738.750 ± 0.002 gas B-X 260 273 Thrush, 1956
Douglas and Jones, 1965
Beaman, Nelson, et al., 1987
Continetti, Cyr, et al., 1991
Haas and Gericke, 1991
Tx = 36800 N2 B-X Brazier, Bernath, et al., 1988

State:   X


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

Sigmag+ 1 Sym. stretch 1320 T gas LF Beaman, Nelson, et al., 1987
1 Sym. stretch 1287 N2 IR Tian, Facelli, et al., 1988
Piu 2 Bend 457 T gas LF Beaman, Nelson, et al., 1987
2 Bend 472.0 N2 IR Tian, Facelli, et al., 1988
Zhou and Andrews, 2000
Sigmau+ 3 Asym. stretch 1644.68 gas LMR IR Pahnke, Ashworth, et al., 1988
Brazier, Bernath, et al., 1988
3 Asym. stretch 1636.1 Ar IR Andrews, Zhou, et al., 2000
3 Asym. stretch 1657.7 N2 IR Tian, Facelli, et al., 1988
Zhou and Andrews, 2000
Andrews, Zhou, et al., 2000

Additional references: Jacox, 1994, page 82; Jacox, 2003, page 127

Notes

TTentative assignment or approximate value
oEnergy separation between the v = 0 levels of the excited and electronic ground states.
xEnergy separation between the band maximum of the excited electronic state and the v = 0 level of the ground state.

References

Go To: Top, Vibrational and/or electronic energy levels, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Thrush, 1956
Thrush, B.A., The Detection of Free Radicals in the High Intensity Photolysis of Hydrogen Azide, Proc. Roy. Soc. (London) A235, 1956, 235, 1200, 143. [doi:10.1098/rspa.1956.0071] [all data]

Douglas and Jones, 1965
Douglas, A.E.; Jones, W.J., THE 2 700 Å BANDS OF THE N, Can. J. Phys., 1965, 43, 12, 2216. [doi:10.1139/p65-216] [all data]

Beaman, Nelson, et al., 1987
Beaman, R.A.; Nelson, T.; Richards, D.S.; Setser, D.W., Observation of azido radical by laser-induced fluorescence, J. Phys. Chem., 1987, 91, 24, 6090. [doi:10.1021/j100308a006] [all data]

Continetti, Cyr, et al., 1991
Continetti, R.E.; Cyr, D.R.; Metz, R.B.; Neumark, D.M., Fast beam studies of N3 photodissociation, Chem. Phys. Lett., 1991, 182, 5, 406. [doi:10.1016/0009-2614(91)90098-T] [all data]

Haas and Gericke, 1991
Haas, T.; Gericke, K.-H., High Resolution Spectroscopy of N3 by Laser Induced Fluorescence, Ber. Bunsenges. Phys. Chem., 1991, 95, 10, 1289. [doi:10.1002/bbpc.19910951021] [all data]

Brazier, Bernath, et al., 1988
Brazier, C.R.; Bernath, P.F.; Burkholder, J.B.; Howard, C.J., Fourier transform spectroscopy of the «nu»3 band of the N3 radical, J. Chem. Phys., 1988, 89, 4, 1762. [doi:10.1063/1.455122] [all data]

Tian, Facelli, et al., 1988
Tian, R.; Facelli, J.C.; Michl, J., Vibrational and electronic spectra of matrix-isolated nitrogen trimer radical and azide, J. Phys. Chem., 1988, 92, 14, 4073. [doi:10.1021/j100325a018] [all data]

Zhou and Andrews, 2000
Zhou, M.; Andrews, L., Reactions of Laser-Ablated Ga, In, and Tl Atoms with Nitrogen Atoms and Molecules. Infrared Spectra and Density Functional Calculations of GaN, NGaN, NInN, and the M, J. Phys. Chem. A, 2000, 104, 8, 1648. [doi:10.1021/jp993429p] [all data]

Pahnke, Ashworth, et al., 1988
Pahnke, R.; Ashworth, S.H.; Brown, J.M., Detection of the N3 free radical by laser magnetic resonance at 6.08 «mu»m, Chem. Phys. Lett., 1988, 147, 2-3, 179. [doi:10.1016/0009-2614(88)85079-6] [all data]

Andrews, Zhou, et al., 2000
Andrews, L.; Zhou, M.; Chertihin, G.V.; Bare, W.D.; Hannachi, Y., Reactions of Laser-Ablated Aluminum Atoms with Nitrogen Atoms and Molecules. Infrared Spectra and Density Functional Calculations for the AlN, J. Phys. Chem. A, 2000, 104, 8, 1656. [doi:10.1021/jp993517+] [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. [doi:10.1063/1.1497629] [all data]


Notes

Go To: Top, Vibrational and/or electronic energy levels, References