Diphosphorus trioxide

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 = 14378 T Ar B-X 589 696 Withnall, McCluskey, et al., 1989
Bauschlicher, Zhou, et al., 2000
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1' 1 PO3 s-stretch 913 ± 10 Ar IR Withnall, McCluskey, et al., 1989
e' 4 Deformation 525 ± 10 Ar IR Withnall, McCluskey, et al., 1989

State:   B
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
Tx = 8790 ± 680 gas Wang and Wang, 1999
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
e' 4 Deformation 500 ± 80 gas PE Wang and Wang, 1999

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1' 1 Sym. stretch 1000 ± 100 gas PE Wang and Wang, 1999

Additional references: Jacox, 1994, page 209; Jacox, 2003, page 238

Notes

TTentative assignment or approximate value
oEnergy separation between the v = 0 levels of the excited and electronic ground states.
xEnergy separation between the band maximum of the excited electronic state and the v = 0 level of the ground state.

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.

Withnall, McCluskey, et al., 1989
Withnall, R.; McCluskey, M.; Andrews, L., Absorption spectra of the phosphorus oxide (PO2 and PO3) radicals in solid argon, J. Phys. Chem., 1989, 93, 1, 126, https://doi.org/10.1021/j100338a028 . [all data]

Bauschlicher, Zhou, et al., 2000
Bauschlicher, C.W., Jr.; Zhou, M.; Andrews, L., A Study of the Products of the Reaction of Phosphorus and Dioxygen, J. Phys. Chem. A, 2000, 104, 16, 3566, https://doi.org/10.1021/jp993623b . [all data]

Wang and Wang, 1999
Wang, X.-B.; Wang, L.-S., Vibrationally resolved photoelectron spectroscopy of PO-3 and the electronic structure of PO3, Chem. Phys. Lett., 1999, 313, 1-2, 179, https://doi.org/10.1016/S0009-2614(99)00993-8 . [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, 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

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