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C5-


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   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

To = 27785 ± 3 gas C-X 337 360 Lakin, Guthe, et al., 2000
To = 27847 ± 15 Ne C-X 311 360 Forney, Grutter, et al., 1997


Vib. 
sym. 
 No.   Approximate 
 type of mode 
 cm-1   Med.   Method   References

Sigmag+ 1 1792 ± 6 gas PD Lakin, Guthe, et al., 2000
1 1756 ± 20 Ne AB Forney, Grutter, et al., 1997
2 754 ± 6 gas PD Lakin, Guthe, et al., 2000
2 724 ± 20 Ne AB Forney, Grutter, et al., 1997
7 Deformation 168 H gas PD Lakin, Guthe, et al., 2000

State:   B


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

To = 24563 ± 3 gas B-X 372 407 Lakin, Guthe, et al., 2000
To = 24540 ± 20 Ne B-X 372 408 Lakin, Guthe, et al., 2000

State:   ?


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

Td = 23018 ± 2 gas Kitsopoulos, Chick, et al., 1991
Arnold, Bradforth, et al., 1991
Hock, Kim, et al., 2012

State:   A


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

To = 20164 gas A-X 446 496 Ohara, Shiromaru, et al., 1995
Tulej, Kirkwood, et al., 1998
To = 20200 ± 8 Ne A-X 457 495 Forney, Grutter, et al., 1997


Vib. 
sym. 
 No.   Approximate 
 type of mode 
 cm-1   Med.   Method   References

Sigmag+ 1 1649 gas MPD Tulej, Kirkwood, et al., 1998
1 1679 ± 9 Ne AB Forney, Grutter, et al., 1997
2 729 gas MPD Ohara, Shiromaru, et al., 1995
Tulej, Kirkwood, et al., 1998
2 737 ± 8 Ne AB Forney, Grutter, et al., 1997

State:   X


Vib. 
sym. 
 No.   Approximate 
 type of mode 
 cm-1   Med.   Method   References

Sigmau+ 3 Asym. stretch 1822.3 Ne IR Freivogel, Grutter, et al., 1997
3 Asym. stretch 1831.8 Ar IR Szczepanski, Ekern, et al., 1997
Szczepanski, Hodyss, et al., 1998
Piu 7 Bend 200 T gas TPE Kitsopoulos, Chick, et al., 1991

Additional references: Jacox, 1994, page 278; Jacox, 1998, page 293; Jacox, 2003, page 283

Notes

H(1/2)(2nu)
TTentative assignment or approximate value
oEnergy separation between the v = 0 levels of the excited and electronic ground states.
dPhotodissociation threshold

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.

Lakin, Guthe, et al., 2000
Lakin, N.M.; Guthe, F.; Tulej, M.; Pachkov, M.; Maier, J.P., Spectroscopy of excited states of carbon anions above the photodetachment threshold, Faraday Discuss., 2000, 115, 383, https://doi.org/10.1039/a909545d . [all data]

Forney, Grutter, et al., 1997
Forney, D.; Grutter, M.; Freivogel, P.; Maier, J.P., Electronic Absorption Spectra of Carbon Chain Anions (, J. Phys. Chem. A, 1997, 101, 29, 5292, https://doi.org/10.1021/jp970954k . [all data]

Kitsopoulos, Chick, et al., 1991
Kitsopoulos, T.N.; Chick, C.J.; Zhao, Y.; Neumark, D.M., Threshold Photodetachment Spectroscopy of C-5(-), J. Chem. Phys., 1991, 95, 7, 5479, https://doi.org/10.1063/1.461664 . [all data]

Arnold, Bradforth, et al., 1991
Arnold, D.W.; Bradforth, S.E.; Kitsopoulos, T.N.; Neumark, D.M., Vibrationally Resolved Spectra of C2-C11 by Anion Photoelectron Spectroscopy, J. Chem. Phys., 1991, 95, 12, 8753, https://doi.org/10.1063/1.461211 . [all data]

Hock, Kim, et al., 2012
Hock, C.; Kim, J.B.; Weichman, M.L.; Yacovitch, T.I.; Neumark, D.M., Slow photoelectron velocity-map imaging spectroscopy of cold negative ions, J. Chem. Phys., 2012, 137, 24, 244201, https://doi.org/10.1063/1.4772406 . [all data]

Ohara, Shiromaru, et al., 1995
Ohara, M.; Shiromaru, H.; Achiba, Y.; Aoki, K.; Hashimoto, K.; Ikuta, S., Resonance-enhanced multiphoton electron detachment spectrum of C5-, J. Chem. Phys., 1995, 103, 23, 10393, https://doi.org/10.1063/1.469876 . [all data]

Tulej, Kirkwood, et al., 1998
Tulej, M.; Kirkwood, D.A.; Maccaferri, G.; Dopfer, O.; Maier, J.P., Electronic spectra of linear carbon anions, Chem. Phys., 1998, 228, 1-3, 293, https://doi.org/10.1016/S0301-0104(97)00358-3 . [all data]

Freivogel, Grutter, et al., 1997
Freivogel, P.; Grutter, M.; Forney, D.; Maier, J.P., Infrared bands of mass-selected carbon chains Cn (n = 8-12) and Cn- (n = 5-10, 12) in neon matrices, Chem. Phys., 1997, 216, 3, 401, https://doi.org/10.1016/S0301-0104(97)00038-4 . [all data]

Szczepanski, Ekern, et al., 1997
Szczepanski, J.; Ekern, S.; Vala, M., Vibrational Spectroscopy of Small Matrix-Isolated Linear Carbon Cluster Anions, J. Phys. Chem. A, 1997, 101, 10, 1841, https://doi.org/10.1021/jp963200z . [all data]

Szczepanski, Hodyss, et al., 1998
Szczepanski, J.; Hodyss, R.; Vala, M., Isotopic Infrared Absorption Study of C, J. Phys. Chem. A, 1998, 102, 43, 8300, https://doi.org/10.1021/jp982963e . [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]


Notes

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