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FSe


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 July, 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 (80)Se19F
StateTeomegaeomegaexeomegaeyeBealphaegammaeDebetaereTrans.nu00
X 2Pii 0 1 (757) 2   [0.3624]     [1.7408] 3  
Carrington, Currie, et al., 1969; Brown, Byfleet, et al., 1972

Notes

1A0(observed) ~ -560 Carrington, Currie, et al., 1969; A0(calculated)= -1790 Brown, Byfleet, et al., 1972.
2Theoretical estimate O'Hare, 1974.
3ESR sp. 4
4muel = 1.52 D Byfleet, Carrington, et al., 1971. Magnetic hfs parameter, rotational and third-order g factors Brown, Byfleet, et al., 1972.

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.

Carrington, Currie, et al., 1969
Carrington, A.; Currie, G.N.; Miller, T.A., Gas-phase electron resonance spectra of SF and SeF, J. Chem. Phys., 1969, 50, 2726. [all data]

Brown, Byfleet, et al., 1972
Brown, J.M.; Byfleet, C.R.; Howard, B.J.; Russell, D.K., The electron resonance spectra of BrO, IO and SeF in J=5/2 rotational levels, Mol. Phys., 1972, 23, 457. [all data]

O'Hare, 1974
O'Hare, P.A.G., Dissociation enthalpy, spectroscopic constants, and other properties of selenium monofluoride (SeF) from a molecular orbital study, J. Chem. Phys., 1974, 60, 10, 4084-4085. [all data]

Byfleet, Carrington, et al., 1971
Byfleet, C.R.; Carrington, A.; Russell, D.K., Electric dipole moments of open-shell diatomic molecules, Mol. Phys., 1971, 20, 271. [all data]


Notes

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