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Zirconium bromide


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, 1975

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 (90)Zr(79)Br
StateTeomegaeomegaexeomegaeyeBealphaegammaeDebetaereTrans.nu00
Unclassified, mostly R shaded band heads in emission at 26600 - 26650 and 26910 - 26980 cm-1.
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System B: 1            26481.0 H
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System B:            26305.2 H
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            26133.9 H
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            25959.6 H
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StateTeomegaeomegaexeomegaeyeBealphaegammaeDebetaereTrans.nu00
System C: 2            24396.0 H
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System C:            24177.2 H
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            23936.3 H
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            (23708) H
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Notes

1Four 0-0 sequences (omega'-omega" ~ -3.5) of narrow R shaded heads; in em. possibly quartet system.
2Four groups of narrow R shaded heads, three of the groups having the appearance of long 0-0 sequences (omega'-omega" ~ +6); in emission. 4Pi rarrow 4Sigma ?

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.

No reference data available.


Notes

Go To: Top, Constants of diatomic molecules, References