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IIn+


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

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 115In127I+
StateTeomegaeomegaexeomegaeyeBealphaegammaeDebetaereTrans.nu00
B (2Sigma) (27300) 1           
A (2Pi1/2) (7700) 1           
A (2Pi3/2) (2300) 1           
X (2Sigma) 0 1           

Notes

1From the photoelectron spectrum Berkowitz and Dehmer, 1972.
2Based on thermochemical data and spectroscopic evidence about the 1Pi and 3Pi excited states; see Barrow, 1960.
3Adiabatic potential from the photoelectron spectrum Berkowitz and Dehmer, 1972; vertical potential 8.82 eV.
4Indium and iodine quadrupole coupling constants Schenk, Tiemann, et al., 1970.
5From D00(InI) + I.P.(In) - I.P.(InI).

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Berkowitz and Dehmer, 1972
Berkowitz, J.; Dehmer, J.L., Photoelectron spectroscopy of high-temperature vapors. II. Chemical bonding in the Group III monohalides, J. Chem. Phys., 1972, 57, 3194. [all data]

Barrow, 1960
Barrow, R.F., Dissociation energies of the gaseous monohalides of boron, aluminium, gallium, indium, and thallium, Trans. Faraday Soc., 1960, 56, 952. [all data]

Schenk, Tiemann, et al., 1970
Schenk, B.; Tiemann, E.; Hoeft, J., Hyperfeinstruktur des Rotationsspektrums bei zwei vergleichbaren Quadrupolkopplungskonstanten: InJ, Z. Naturforsch. A, 1970, 25, 1827. [all data]


Notes

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