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silver fluoride

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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 October, 1974

Symbols used in the table of constants
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 107Ag19F
C 1           C larrow X R 
Clements and Barrow, 1968; Barrow and Clements, 1971
Continuous absorption at 33000 cm-1.
Clements and Barrow, 1968; Barrow and Clements, 1971
B 0+ (31663) [373.6] H 2  [0.255486] 3  [0.000000472]  [2.02244] B larrow X R 31594.13 Z
missing citation
A 0+ (29220) [455.39] Z 4  [0.27268] 0.00593 4  [0.000000371] 5  [1.9576] A larrow X V 29250.87 Z
Clements and Barrow, 1968; missing citation
X 1Sigma+ 0 513.447 Z 2.593  0.2657020 0.0019206 3.80E-06 0.000000284 0.000000001 1.983179 6  
Hoeft, Lovas, et al., 1970


1Unclassified bands, nu geq 38400 cm-1.
2From band heads: DeltaG(3/2)= 380.3, DeltaG(5/2)= 373.2, DeltaG(7/2)= 356.9.
3Levels with v geq 1 are predissociated.
4Predissociation in v=0 for J > 85 and in v=1 for J > 40. Levels with v > 1 are not observed.
5D1=67.3E-8;H0 = -3.2E-12.
6Microwave sp. 8
7Thermochemical value Zmbov and Margrave, 1967. In agreement with an upper limit (D00 < 3.70 eV) from predissociation in A 0+ Clements and Barrow, 1968, Barrow and Clements, 1971.
8muel(v=0) = 6.22 D.


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

Clements and Barrow, 1968
Clements, R.M.; Barrow, R.F., The absorption spectrum of gaseous silver fluoride, Chem. Commun., 1968, 27. [all data]

Barrow and Clements, 1971
Barrow, R.F.; Clements, R.M., Rotational analysis of the AO+, BO+ <-- X1«SIGMA»+ systems of gaseous AgF, Proc. R. Soc. London A, 1971, 322, 243. [all data]

Hoeft, Lovas, et al., 1970
Hoeft, J.; Lovas, F.J.; Tiemann, E.; Torring, T., The rotational spectra and dipole moments of AgF and CuF by microwave absorption, Z. Naturforsch. A, 1970, 25, 35. [all data]

Zmbov and Margrave, 1967
Zmbov, K.F.; Margrave, J.L., Mass spectrometric studies at high temperatures. XIV.The vapor pressure and dissociation energy of silver monofluoride, J. Phys. Chem., 1967, 71, 446. [all data]


Go To: Top, Constants of diatomic molecules, References