CaCH3

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 = 16010.20 gas B-X 620 630 Brazier and Bernath, 1987
Sheridan, Dick, et al., 2005

State:   A
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 14743.382 gas A-X 630 730 Brazier and Bernath, 1987
Brazier and Bernath, 1989
Marr, Grieman, et al., 1996
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 2 Umbrella 1048 ± 10 gas LF Brazier and Bernath, 1987
3 CaC stretch 413 ± 10 gas LF Brazier and Bernath, 1987
e 6 CaCH deform. 391 ± 5 H gas LF Brazier and Bernath, 1987

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 2 Umbrella 1085 ± 10 gas LF Brazier and Bernath, 1987
3 CaC stretch 419 ± 10 gas LF Brazier and Bernath, 1987
e 6 CaCH deform. 319 ± 5 H gas LF Brazier and Bernath, 1987

Additional references: Jacox, 1994, page 230; Jacox, 1998, page 267; Jacox, 2003, page 249; Anderson and Ziurys, 1996; Namiki and Steimle, 1999

Notes

H(1/2)(2ν)
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.

Brazier and Bernath, 1987
Brazier, C.R.; Bernath, P.F., Observation of gas phase organometallic free radicals: Monomethyl derivatives of calcium and strontium, J. Chem. Phys., 1987, 86, 11, 5918, https://doi.org/10.1063/1.452476 . [all data]

Sheridan, Dick, et al., 2005
Sheridan, P.M.; Dick, M.J.; Wang, J.-G.; Bernath, P.F., High-Resolution Spectroscopic Investigation of the B, J. Phys. Chem. A, 2005, 109, 46, 10547, https://doi.org/10.1021/jp054228q . [all data]

Brazier and Bernath, 1989
Brazier, C.R.; Bernath, P.F., The A 2E--X 2A1 transition of monomethyl calcium: A rotational analysis, J. Chem. Phys., 1989, 91, 8, 4548, https://doi.org/10.1063/1.456742 . [all data]

Marr, Grieman, et al., 1996
Marr, A.J.; Grieman, F.; Steimle, T.C., A molecular beam optical/Stark study of calcium monomethyl, J. Chem. Phys., 1996, 105, 10, 3930, https://doi.org/10.1063/1.472265 . [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]

Anderson and Ziurys, 1996
Anderson, M.A.; Ziurys, L.M., The Millimeter and Submillimeter Rotational Spectrum of CaCH[TINF]3[/TINF]([FORMULA][F][A][AC]X[/AC][AC][d5][/AC][/A][/F][/FORMULA] [TSUP]2[/TSUP][ITAL]A[/ITAL][TINF]1[/TINF]), Astrophys. J., 1996, 460, 1, L77, https://doi.org/10.1086/309968 . [all data]

Namiki and Steimle, 1999
Namiki, K.C.; Steimle, T.C., Pure rotational spectrum of CaCH[sub 3](X [sup 2]A[sub 1]) using the pump/probe microwave-optical double resonance (PPMODR) technique, J. Chem. Phys., 1999, 110, 23, 11309, https://doi.org/10.1063/1.479071 . [all data]

Notes

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