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FLu


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 March, 1976

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 175Lu19F
StateTeomegaeomegaexeomegaeyeBealphaegammaeDebetaereTrans.nu00
G 1Sigma 33225.9 599.1 H 2.6        G rarrow X 33220.1 H
d'Incan, Effantin, et al., 1972
F 1Sigma 25831.8 [555.59] Z 2.6 H  0.25815 0.000169  0.210E-6  1.9520 F rarrow X R 25806.28 Z
d'Incan, Effantin, et al., 1972; Effantin, Wannous, et al., 1976
E 1Pi 24474.10 543.42 Z 2.28  0.25647 1 0.000161  0.227E-6  1.9584 E rarrow X R 24439.98 Z
Effantin, Wannous, et al., 1976
D 1Pi 20047.8 569.7 H 2.5  [0.2592] 2   [0.22E-6]  [1.948] D rarrow X R 20027.33 Z
d'Incan, Effantin, et al., 1972; Effantin, Wannous, et al., 1976
StateTeomegaeomegaexeomegaeyeBealphaegammaeDebetaereTrans.nu00
C (18894.1) 605.5 H 2.5        C rarrow (X) 18891.5 H
d'Incan, Effantin, et al., 1972
B 1Pi 16799.9 [576.08] Z 2.5 H  [0.26241] 3 0.0016  [0.203E-6]  [1.9361] B rarrow X R 16784.52 Z
d'Incan, Effantin, et al., 1972; missing citation
A 1Sigma 16164.66 587.95 Z 2.58  0.26356 0.00162  0.208E-6  1.9319 A rarrow X R 16152.73 Z
missing citation
X 1Sigma(+) 0 611.79 Z 2.54  0.26764 0.00156  0.204E-6  1.9171  

Notes

1Lambda-type doubling, Deltavfe = (+)0.00030J(J+1).
2Lambda-type doubling, Deltavfe = (-)0.0032J(J+l).
3Lambda-type doubling, Deltavfe(v=0) = (-)0.00060J(J+1).
4The dissociation energy was estimated Zmbov and Margrave, 1968 at 5.9 eV.

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.

d'Incan, Effantin, et al., 1972
d'Incan, J.; Effantin, C.; Bacis, R., Spectre electronique de la molecule LuF, J. Phys. B:, 1972, 5, 189. [all data]

Effantin, Wannous, et al., 1976
Effantin, C.; Wannous, G.; d'Incan, J.; Athenour, C., Rotational analysis of selected bands from the electronic spectrum of the LuF molecule, Can. J. Phys., 1976, 54, 279. [all data]

Zmbov and Margrave, 1968
Zmbov, K.F.; Margrave, J.L., Mass spectrometric studies of scandium, yttrium, lanthanum, and rare-earth fluorides, Advan. Chem. Ser., 1968, 72, 267. [all data]


Notes

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