SiH4+

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 = 56070 ± 240 gas Potts and Price, 1972
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 1 SiH stretch 1690 ± 30 gas PE Potts and Price, 1972

State:   A,B
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 4930 ± 240 U gas Pullen, Carlson, et al., 1970
Potts and Price, 1972

State:   A

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
760 ± 10 gas PE PI Pullen, Carlson, et al., 1970
Potts and Price, 1972
Berkowitz, Greene, et al., 1987

Additional references: Jacox, 1994, page 228; Pople and Curtiss, 1987; Paddon-Row and Wong, 1987; Frey and Davidson, 1988

Notes

UUpper bound
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.

Potts and Price, 1972
Potts, A.W.; Price, W.C., The photoelectron spectra of methane, silane germane and stannane, Proc. R. Soc. London A:, 1972, 165. [all data]

Pullen, Carlson, et al., 1970
Pullen, B.P.; Carlson, T.A.; Moddeman, W.E.; Schweitzer, G.K.; Bull, W.E., Photoelectron spectra of methane, silane, germane, methyl fluoride, difluoromethane, and trifluoromethane, J. Chem. Phys., 1970, 53, 768. [all data]

Berkowitz, Greene, et al., 1987
Berkowitz, J.; Greene, J.P.; Cho, H.; Ruscic, B., Photoionization mass spectrometric studies of SiHn (n=1-4), J. Chem. Phys., 1987, 86, 1235. [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]

Pople and Curtiss, 1987
Pople, J.A.; Curtiss, L.A., Theoretical thermochemistry. 2. Ionization energies and proton affinities of AHn species (A = C to F and Si to Cl); heats of formation of their cations, J. Phys. Chem., 1987, 91, 1, 155, https://doi.org/10.1021/j100285a035 . [all data]

Paddon-Row and Wong, 1987
Paddon-Row, M.N.; Wong, S.S., J. Chem. Soc., 1987, Chem. Commun. 1585. [all data]

Frey and Davidson, 1988
Frey, R.F.; Davidson, E.R., The Jahn--Teller distortion in SiH+4, J. Chem. Phys., 1988, 89, 7, 4227, https://doi.org/10.1063/1.454807 . [all data]

Notes

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