C5H2+

Vibrational and/or electronic energy levels

Go To: Top, References, Notes

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 = 30479 ± 10 Ne C-X 292 328 Fulara, Nagy, et al., 2010
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
Σg+ 2 Skel. stretch 1873 ± 10 Ne AB Fulara, Nagy, et al., 2010
3 742 ± 10 Ne AB Fulara, Nagy, et al., 2010
Πg 7 679 H Ne AB Fulara, Nagy, et al., 2010
8 240 H Ne AB Fulara, Nagy, et al., 2010
Πu 9 538 H Ne AB Fulara, Nagy, et al., 2010

State:   B
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 27640 ± 8 Ne B-X 330 362 Fulara, Nagy, et al., 2010
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
Σg+ 2 Skel. stretch 1859 ± 10 Ne AB Fulara, Nagy, et al., 2010
3 713 ± 10 Ne AB Fulara, Nagy, et al., 2010
Πg 7 644 H Ne AB Fulara, Nagy, et al., 2010
8 256 H Ne AB Fulara, Nagy, et al., 2010
Πu 10 466 H Ne AB Fulara, Nagy, et al., 2010

State:   A
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 19968 ± 4 Ne A-X 442 500 Freivogel, Fulara, et al., 1994
Fulara, Nagy, et al., 2010
To = 20026 ± 5 T Ne Freivogel, Fulara, et al., 1994
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
Σg+ 2 Skel. stretch 1852 ± 5 Ne AB Fulara, Nagy, et al., 2010
3 697 ± 5 Ne AB Fulara, Nagy, et al., 2010
Πg 7 614 H Ne AB Fulara, Nagy, et al., 2010
8 220 H Ne AB Fulara, Nagy, et al., 2010
Πu 9 525 H Ne AB Fulara, Nagy, et al., 2010

Additional references: Jacox, 1998, page 327

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

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

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Fulara, Nagy, et al., 2010
Fulara, J.; Nagy, A.; Garkusha, I.; Maier, J.P., Higher energy electronic transitions of HC[sub 2n+1]H[sup +] (n=2--7) and HC[sub 2n+1]H (n=4--7) in neon matrices, J. Chem. Phys., 2010, 133, 2, 024304, https://doi.org/10.1063/1.3455208 . [all data]

Freivogel, Fulara, et al., 1994
Freivogel, P.; Fulara, J.; Lessen, D.; Forney, D.; Maier, J.P., Absorption spectra of conjugated hydrocarbon cation chains in neon matrices, Chem. Phys., 1994, 189, 2, 335, https://doi.org/10.1016/0301-0104(94)00243-6 . [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]

Notes

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