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Terbium monoxide


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 as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

IE (eV) Method Reference Comment
6.1 ± 0.7EIKordis and Gingerich, 1977LLK
5.6 ± 0.1EIAckermann, Rauh, et al., 1976LLK

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 June, 1975

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 159Tb16O
StateTeomegaeomegaexeomegaeyeBealphaegammaeDebetaereTrans.nu00
Mostly R shaded emission bands in the region 15400 - 19000 cm-1; no analysis.
missing citation; Herrmann and Alkemade, 1963
X 0 [824.3] 1          
Gabelnick, Reedy, et al., 1974

Notes

1From the IR spectrum of Tb16O in argon at 15 K; for Tb18O at 781.7 cm-1. Derived constants omegae = 828.4 Gabelnick, Reedy, et al., 1974, omegaexe = 2.1 Gabelnick, Reedy, et al., 1974.
2Thermochemical value (mass-spectrometry) Ames, Walsh, et al., 1967, recalculated Smoes, Coppens, et al., 1969.

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.

Kordis and Gingerich, 1977
Kordis, J.; Gingerich, K.A., Mass spectrometric observations of some polyatomic gaseous rare earth oxides their atomization energies, J. Chem. Phys., 1977, 66, 483. [all data]

Ackermann, Rauh, et al., 1976
Ackermann, R.J.; Rauh, E.G.; Thorn, R.J., The thermodynamics of ionization of gaseous oxides; the first ionization potentials of the lanthanide metals and monoxides, J. Chem. Phys., 1976, 65, 1027. [all data]

Herrmann and Alkemade, 1963
Herrmann, R.; Alkemade, C.T.J., Chemical analysis by flame photometry [Second Revised Edition], Interscience Publishers, New York, 1963, 644. [all data]

Gabelnick, Reedy, et al., 1974
Gabelnick, S.D.; Reedy, G.T.; Chasanov, M.G., Infrared spectra and structure of some matrix-isolated lanthanide and actinide oxides, J. Chem. Phys., 1974, 60, 3, 1167, https://doi.org/10.1063/1.1681128 . [all data]

Ames, Walsh, et al., 1967
Ames, L.L.; Walsh, P.N.; White, D., Rare earths. IV. Dissocaition energies of the gaseous monoxides of the rare earths, J. Phys. Chem., 1967, 71, 2707. [all data]

Smoes, Coppens, et al., 1969
Smoes, S.; Coppens, P.; Bergman, C.; Drowart, J., Mass spectrometric determination of the dissociation energies of the gaseous rare earth monosulphides, Trans. Faraday Soc., 1969, 65, 682. [all data]


Notes

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