D2CSe

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:   A
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 13631.4 gas A-X 671 734 Judge, Clouthier, et al., 1988
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 3 C=Se stretch 619 gas LF Judge, Clouthier, et al., 1988

State:   a
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 12258.060 gas a-X 661 815 Judge, Clouthier, et al., 1988
Joo, Clouthier, et al., 1995
Joo, Clouthier, et al., 2000
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 2 CD2 scissors 996 gas LF Judge, Clouthier, et al., 1988
3 C=Se stretch 667 gas LF Judge, Clouthier, et al., 1988
b1 4 OPLA 208 gas LF Judge, Clouthier, et al., 1988
b2 6 DCSe bend 563 H gas LF Judge, Clouthier, et al., 1988

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 2 CD2 scissors 1092.3 Ar IR Beckers, Kim, et al., 2008
3 C=Se stretch 789 T gas LF Judge, Clouthier, et al., 1988
b1 4 OPLA 718.8 Ar IR Beckers, Kim, et al., 2008
b2 6 DCSe bend 690.1 Ar IR Beckers, Kim, et al., 2008

Notes

H(1/2)(2ν)
TTentative assignment or approximate value
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.

Judge, Clouthier, et al., 1988
Judge, R.H.; Clouthier, D.J.; Moule, D.C., The laser excitation spectrum of CH2Se and CD2Se in the near infrared, J. Chem. Phys., 1988, 89, 4, 1807, https://doi.org/10.1063/1.455128 . [all data]

Joo, Clouthier, et al., 1995
Joo, D.-L.; Clouthier, D.J.; Judge, R.H.; Moule, D.C., Very large zero field splittings in the triplet state of an asymmetric top: Rotational analysis and Zeeman effects in the 820 nm a 3A2-- X 1A1 band system of selenoformaldehyde, J. Chem. Phys., 1995, 102, 19, 7351, https://doi.org/10.1063/1.469047 . [all data]

Joo, Clouthier, et al., 2000
Joo, D.-L.; Clouthier, D.J.; Judge, R.H., Experimental proof of the case (ab) coupling hypothesis in the first excited triplet state of selenoformaldehyde (H[sub 2]C[Double Bond]Se), J. Chem. Phys., 2000, 112, 5, 2285, https://doi.org/10.1063/1.480827 . [all data]

Beckers, Kim, et al., 2008
Beckers, H.; Kim, Y.S.; Willner, H., Infrared Spectrum of Matrix Isolated Selenoformaldehyde, CH, Inorg. Chem., 2008, 47, 5, 1693, https://doi.org/10.1021/ic702237v . [all data]

Notes

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