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ISn


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 September, 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 (120)Sn127I
StateTeomegaeomegaexeomegaeyeBealphaegammaeDebetaereTrans.nu00
Fragments of several overlapping systems of absorption bands in the region 38800 - 46300 cm-1.
Iacocca, Chatalic, et al., 1972; Oldershaw and Robinson, 1973
B (2Sigma) 32172.8 241.1 H 0.17        B larrow X V 32193.9 H
missing citation
A (2Sigma) 17916.7 129.8 H 0.46        A rarrow X R 17880.8 H
Murty, Haranath, et al., 1971
X (2Pi1/2) 0 199.0 1 H 0.55         

Notes

1From the absorption spectrum Oldershaw and Robinson, 1968. From the emission spectrum Murty, Haranath, et al., 1971 obtain omega"e = 201.6, omega"ex"e = 0.53.

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.

Iacocca, Chatalic, et al., 1972
Iacocca, D.; Chatalic, A.; Pannetier, G., Spectre d'absorption du monoiodure d'etain entre 2 300 et 2 600 Å, C.R. Acad. Sci. Paris, Ser. C, 1972, 274, 1892-1895. [all data]

Oldershaw and Robinson, 1973
Oldershaw, G.A.; Robinson, K., Bands of SnI between 215 and 250 nm, J. Mol. Spectrosc., 1973, 45, 489-490. [all data]

Murty, Haranath, et al., 1971
Murty, A.A.N.; Haranath, P.B.V.; Rao, P.T., Emission band spectrum of tin mon-iodide, Indian J. Phys., 1971, 45, 203-207. [all data]

Oldershaw and Robinson, 1968
Oldershaw, G.A.; Robinson, K., Ultra-violet absorption spectra of SnBr and SnI, Trans. Faraday Soc., 1968, 64, 616. [all data]


Notes

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