SrNH2

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:   C
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 15873.00 gas C-X 610 632 Wormsbecher, Trkula, et al., 1983
Bopegedera, Brazier, et al., 1987
Sheridan, Dick, et al., 2005
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 3 SrN stretch 458 ± 5 gas LF Bopegedera, Brazier, et al., 1987
Brazier and Bernath, 2000
b1 4 OPLA 290 ± 30 gas LF Brazier and Bernath, 2000
b2 6 Deformation 290 ± 30 gas LF Brazier and Bernath, 2000

State:   B
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 14689.32 gas B-X 670 725 Wormsbecher, Trkula, et al., 1983
Bopegedera, Brazier, et al., 1987
Brazier and Bernath, 2000
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 3 SrN stretch 444 ± 5 gas LF Bopegedera, Brazier, et al., 1987
Brazier and Bernath, 2000

State:   A
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 14230.62 gas A-X 670 725 Wormsbecher, Trkula, et al., 1983
Bopegedera, Brazier, et al., 1987

State:   D,E
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
Tx = 18900 T gas D,E-X 530 530 Wormsbecher, Trkula, et al., 1983

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 1 NH2 s-stretch 3293 ± 10 gas LF Brazier and Bernath, 2000
2 NH2 scissors 1678 ± 10 gas LF Brazier and Bernath, 2000
3 SrN stretch 459 ± 5 gas LF Bopegedera, Brazier, et al., 1987
Brazier and Bernath, 2000
b1 4 OPLA 320 ± 30 gas LF Brazier and Bernath, 2000
b2 6 Deformation 320 ± 30 gas LF Brazier and Bernath, 2000

Additional references: Jacox, 1994, page 133; Jacox, 2003, page 163; Thompsen, Sheridan, et al., 2000

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.

Wormsbecher, Trkula, et al., 1983
Wormsbecher, R.F.; Trkula, M.; Martner, C.; Penn, R.E.; Harris, D.O., Chemiluminescent reactions of alkaline-earth metals with water and hydrazine, J. Mol. Spectrosc., 1983, 97, 1, 29, https://doi.org/10.1016/0022-2852(83)90335-1 . [all data]

Bopegedera, Brazier, et al., 1987
Bopegedera, A.M.R.P.; Brazier, C.R.; Bernath, P.F., Laser spectroscopy of strontium and calcium monoalkylamides, J. Phys. Chem., 1987, 91, 11, 2779, https://doi.org/10.1021/j100295a026 . [all data]

Sheridan, Dick, et al., 2005
Sheridan, P.M.; Dick, M.J.; Wang, J.-G.; Bernath, P.F., Rotational analysis of the transition of SrNH2, J. Mol. Spectrosc., 2005, 233, 2, 269, https://doi.org/10.1016/j.jms.2005.07.011 . [all data]

Brazier and Bernath, 2000
Brazier, C.R.; Bernath, P.F., High-Resolution Laser Spectroscopy of the Ã2B2--X2A1 and B2B1--X2A1 Systems of SrNH2, J. Mol. Spectrosc., 2000, 201, 1, 116, https://doi.org/10.1006/jmsp.2000.8076 . [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]

Thompsen, Sheridan, et al., 2000
Thompsen, J.M.; Sheridan, P.M.; Ziurys, L.M., Rotational spectroscopy of the SrNH2 and SrND2 radicals (), Chem. Phys. Lett., 2000, 330, 3-4, 373, https://doi.org/10.1016/S0009-2614(00)01113-1 . [all data]

Notes

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