DCCS

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 = 24246.6 gas A-X 376 420 Krishnamachari and Ramsay, 1981
Dunlop, Karolczak, et al., 1988
He and Clouthier, 2004
He and Clouthier, 2005
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
Σ+ 2 CC stretch 1718 T gas AB Krishnamachari and Ramsay, 1981
3 CS stretch 725.2 gas AB LF Krishnamachari and Ramsay, 1981
He and Clouthier, 2004

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
Σ+ 3 CS stretch 755 ± 3 w gas LF He and Clouthier, 2004
He and Clouthier, 2005
Π 4 DCC bend 416 ± 2 w gas LF He and Clouthier, 2005
5 CCS bend 326 ± 2 w gas LF He and Clouthier, 2005

Notes

wWeak
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.

Krishnamachari and Ramsay, 1981
Krishnamachari, S.L.N.G.; Ramsay, D.A., The 4114 «65533» absorption system of the HCCS radical, Discuss. Faraday Soc., 1981, 71, 205, https://doi.org/10.1039/dc9817100205 . [all data]

Dunlop, Karolczak, et al., 1988
Dunlop, J.R.; Karolczak, J.; Clouthier, D.J., Pyrolysis jet spectroscopy, Chem. Phys. Lett., 1988, 151, 4-5, 362, https://doi.org/10.1016/0009-2614(88)85150-9 . [all data]

He and Clouthier, 2004
He, S.-G.; Clouthier, D.J., Is the HCCS radical linear in the excited state?, J. Chem. Phys., 2004, 120, 18, 8544, https://doi.org/10.1063/1.1697391 . [all data]

He and Clouthier, 2005
He, S.-G.; Clouthier, D.J., Renner--Teller vibronic analysis for a tetra-atomic molecule. II. The ground state of the HCCS free radical, J. Chem. Phys., 2005, 123, 1, 014317, https://doi.org/10.1063/1.1938948 . [all data]

Notes

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