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HCl-


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 December, 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 HCl-
StateTeomegaeomegaexeomegaeyeBealphaegammaeDebetaereTrans.nu00
Resonances due to inverse preionization have been found in the transmission of electrons through HCl in the energy range 9.1 - 11.0 and 12.5 - 13.9 eV. Interpretation analogous to HBr-.
Spence and Noguchi, 1975
X 2Sigma+ 1           
Spence and Noguchi, 1975

Notes

1The ground state X 2Sigma+ of HCl- lies presumably above the ground state X 1Sigma+ of HCl; see Fiquet-Fayard, 1974.

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.

Spence and Noguchi, 1975
Spence, D.; Noguchi, T., Feshbach resonances associated with Rydberg states of the hydrogen halides, J. Chem. Phys., 1975, 63, 505. [all data]

Fiquet-Fayard, 1974
Fiquet-Fayard, F., Theoretical investigation of dissociative attachment in HCl and DCl, J. Phys. B:, 1974, 7, 810. [all data]


Notes

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