Uranium dicarbide
- Formula: C2U
- Molecular weight: 262.0503
- CAS Registry Number: 12071-33-9
- Information on this page:
- Options:
Gas phase ion energetics data
Go To: Top, Vibrational and/or electronic energy levels, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 6.4 ± 0.5 | EI | Gupta and Gingerich, 1979 | LLK |
| 5.7 ± 0.5 | EI | Gingerich, 1969 | RDSH |
Vibrational and/or electronic energy levels
Go To: Top, Gas phase ion energetics data, 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: X
| Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
|---|---|---|---|---|---|---|---|
| Σu+ | 3 | CUC a-stretch | 891.4 | Ar | IR | Wang, Andrews, et al., 2010 Wang, Andrews, et al., 2011 | |
References
Go To: Top, Gas phase ion energetics data, 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.
Gupta and Gingerich, 1979
Gupta, S.K.; Gingerich, K.A.,
Observation and atomization energies of the gaseous uranium carbides, UC, UC2, UC3, UC4, UC5, and UC6 by high temperature mass spectrometry,
J. Chem. Phys., 1979, 71, 3072. [all data]
Gingerich, 1969
Gingerich, K.A.,
Mass-spectrometric evidence for the molecules UC and CeC and predicted stability of diatomic carbides of electropositive transition metals,
J. Chem. Phys., 1969, 50, 2255. [all data]
Wang, Andrews, et al., 2010
Wang, X.; Andrews, L.; Malmqvist, P.-A.; Roos, B.O.; Goncalves, A.P.; Pereira, C.C.L.; Marcalo, J.; Godart, C.; Villeroy, B.,
Infrared Spectra and Quantum Chemical Calculations of the Uranium Carbide Molecules UC and CUC with Triple Bonds,
J. Am. Chem. Soc., 2010, 132, 24, 8484, https://doi.org/10.1021/ja102475t
. [all data]
Wang, Andrews, et al., 2011
Wang, X.; Andrews, L.; Ma, D.; Gagliardi, L.; Goncalves, A.P.; Pereira, C.C.L.; Marcalo, J.; Godart, C.; Villeroy, B.,
Infrared spectra and quantum chemical calculations of the uranium-carbon molecules UC, CUC, UCH, and U(CC)2,
J. Chem. Phys., 2011, 134, 24, 244313, https://doi.org/10.1063/1.3602325
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, Vibrational and/or electronic energy levels, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.