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Lithium, compound with rubidium (1:1)


Gas phase ion energetics data

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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: Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard

Ionization energy determinations

IE (eV) Method Reference
4.3 ± 0.1PIKappes and Schumacher, 1985

Constants of diatomic molecules

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: Klaus P. Huber and Gerhard H. Herzberg

Data collected through January, 1977

Symbols used in the table of constants
SymbolMeaning
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)
Diatomic constants for (7)Li(85)Rb
StateTeomegaeomegaexeomegaeyeBealphaegammaeDebetaereTrans.nu00
B (17552) (81) H 1         B larrow X 2 17500 H
Walter and Barratt, 1928; Weizel and Kulp, 1930
X 1Sigma+ 0 (185) H 3          
Dagdigian and Wharton, 1972

Notes

1Fragment 4
2Dipole moment of 7Li85Rb: muel(v=0) = 4.00 D Dagdigian and Wharton, 1972, calculated Dagdigian and Wharton, 1972 with B0 = 0.2l8 Dagdigian and Wharton, 1972 estimated from Badger's rule [see, however, Cavaliere, Ferrante, et al., 1975]. Quadrupole coupling constants Dagdigian and Wharton, 1972.
3Mol. beam re el. reson. 2
4Only five bands, four of which have Deltav=0.

References

Go To: Top, Gas phase ion energetics data, 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.

Kappes and Schumacher, 1985
Kappes, M.M.; Schumacher, E., Generation, spectroscopic and chemical characterization of metal clusters (Mx, x < 65), a progress report, Surf. Sci., 1985, 156, 1. [all data]

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]

Dagdigian and Wharton, 1972
Dagdigian, P.J.; Wharton, L., Molecular beam electric deflection and resonance spectroscopy of the heteronuclear alkali dimers: 39K7Li, Rb7Li, 39K23Na, Rb23Na, and 133Cs23Na, J. Chem. Phys., 1972, 57, 1487. [all data]

Cavaliere, Ferrante, et al., 1975
Cavaliere, P.; Ferrante, G.; Lo Cascio, L., Interpolated values of spectroscopic constants of asymmetric alkali molecules and molecular ions, J. Chem. Phys., 1975, 62, 4753. [all data]


Notes

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