CH3GaH

Formula: CH₄Ga
Molecular weight: 85.765
CAS Registry Number: 139131-18-3
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Vibrational and/or electronic energy levels

State: ?

Energy (cm^-1)	Med.	References


T_x = 45900	Ar	Lafleur and Parnis, 1992

State: ?

Energy (cm^-1)	Med.	References


T_x_d = 16700	Ar	Lafleur and Parnis, 1992

State: X

Approximate type of mode	cm^-1	Med.	Method	References


CH stretch	2970	Ar	IR	Lafleur and Parnis, 1992
CH stretch	2914	Ar	IR	Lafleur and Parnis, 1992
GaH stretch	1719.7	Ar	IR	Lafleur and Parnis, 1992 Xiao, Hauge, et al., 1993 Himmel, Downs, et al., 1999 Himmel, Downs, et al., 2000
GaH stretch	1712.5	Kr	IR	Xiao, Hauge, et al., 1993
CH₃ deform.	1432	Ar	IR	Lafleur and Parnis, 1992
CH₃ deform.	1176.4	Ar	IR	Lafleur and Parnis, 1992 Xiao, Hauge, et al., 1993
CH₃ deform.	1153.7	Kr	IR	Xiao, Hauge, et al., 1993
CH₃ rock	753.1	Ar	IR	Lafleur and Parnis, 1992 Xiao, Hauge, et al., 1993 Himmel, Downs, et al., 1999 Himmel, Downs, et al., 2000
CH₃ rock	747.8	Kr	IR	Xiao, Hauge, et al., 1993
CH₃ rock	642	Ar	IR	Lafleur and Parnis, 1992
GaC stretch	528.6	Ar	IR	Lafleur and Parnis, 1992 Xiao, Hauge, et al., 1993 Himmel, Downs, et al., 1999 Himmel, Downs, et al., 2000
GaC stretch	520.0	Kr	IR	Xiao, Hauge, et al., 1993
	475.5	Ar	IR	Himmel, Downs, et al., 1999 Himmel, Downs, et al., 2000

Additional references: Jacox, 1994, page 307; Jacox, 1998, page 310; Jacox, 2003, page 309

Notes

Energy separation between the band maximum of the excited electronic state and the v = 0 level of the ground state.

Photodissociation threshold

References

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

Lafleur and Parnis, 1992
Lafleur, R.D.; Parnis, J.M., Chemical quenching of excited-state gallium (2S) atoms by methane in argon matrixes, J. Phys. Chem., 1992, 96, 6, 2429, https://doi.org/10.1021/j100185a009 . [all data]

Xiao, Hauge, et al., 1993
Xiao, Z.L.; Hauge, R.H.; Margrave, J.L., Cryogenic reactions of gallium with molecular hydrogen and methane, Inorg. Chem., 1993, 32, 5, 642, https://doi.org/10.1021/ic00057a026 . [all data]

Himmel, Downs, et al., 1999
Himmel, H.-J.; Downs, A.J.; Greene, T.M.; Andrews, L., Chem. Commun., 1999, 2243. [all data]

Himmel, Downs, et al., 2000
Himmel, H.-J.; Downs, A.J.; Greene, T.M.; Andrews, L., Matrix Photochemistry of Gallium and Indium Atoms (M) in the Presence of Methane: Formation and Characterization of the Divalent Species CH, Organomet., 2000, 19, 6, 1060, https://doi.org/10.1021/om990905p . [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, 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

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

Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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