Cesium, compound with lithium (1:1)
- Formula: CsLi
- Molecular weight: 139.846
- IUPAC Standard InChI: InChI=1S/Cs.Li.2H
- IUPAC Standard InChIKey: LCXMUBUJCWKEIO-UHFFFAOYSA-N
- CAS Registry Number: 12018-59-6
- Chemical structure:
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Constants of diatomic molecules
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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: Klaus P. Huber and Gerhard H. Herzberg
Data collected through January, 1977
| Symbol | Meaning |
|---|---|
| State | electronic state and / or symmetry symbol |
| Te | minimum electronic energy (cm-1) |
| ωe | vibrational constant – first term (cm-1) |
| ωexe | vibrational constant – second term (cm-1) |
| ωeye | vibrational constant – third term (cm-1) |
| Be | rotational constant in equilibrium position (cm-1) |
| αe | rotational constant – first term (cm-1) |
| γe | rotation-vibration interaction constant (cm-1) |
| De | centrifugal distortion constant (cm-1) |
| βe | rotational constant – first term, centrifugal force (cm-1) |
| re | internuclear distance (Å) |
| Trans. | observed transition(s) corresponding to electronic state |
| ν00 | position of 0-0 band (units noted in table) |
| State | Te | ωe | ωexe | ωeye | Be | αe | γe | De | βe | re | Trans. | ν00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| B | (16477) | (77) H 1 | B ← X | 16432 H | ||||||||
| ↳Walter and Barratt, 1928; Weizel and Kulp, 1930 | ||||||||||||
| X 1Σ+ | 0 | (167) H | (3.54) 2 | |||||||||
Notes
| 1 | Fragment |
| 2 | Theoretical value, quoted in Kanes, Pauly, et al., 1971. |
| 3 | From Li-Cs total scattering cross sections Kanes, Pauly, et al., 1971, dependent on the assumed value for re. |
References
Go To: Top, Constants of diatomic molecules, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Walter and Barratt, 1928
Walter, J.M.; Barratt, S.,
The existence of intermetallic compounds in the vapour state. The spectra of the alkali metals, and of their alloys with each other,
Proc. R. Soc. London A, 1928, 119, 257. [all data]
Weizel and Kulp, 1930
Weizel, W.; Kulp, M.,
Uber die bandensysteme der alkalidampfe,
Ann. Phys. (Leipzig), 1930, 4, 971. [all data]
Kanes, Pauly, et al., 1971
Kanes, H.; Pauly, H.; Vietzke, E.,
Streumessungen am System LiCs und das Singulett-Potential dieses Molekuls,
Z. Naturforsch. A, 1971, 26, 689-692. [all data]
Notes
Go To: Top, Constants of diatomic molecules, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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