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Copper dimer

Gas phase ion energetics data

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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 evaluated as indicated in comments:
L - Sharon G. Lias

Data compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
B - John E. Bartmess

View reactions leading to Cu2+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)7.899 ± 0.007eVN/AN/AL

Electron affinity determinations

EA (eV) Method Reference Comment
0.84 ± 0.15LPESTaylor, Pettiettehall, et al., 1992EA set as 0.2 eV above onset to correct for unresolved hot bands.; B
0.880 ± 0.020LPESHo, Ervin, et al., 1990Stated electron affinity is the Vertical Detachment Energy; B
0.842 ± 0.010LPESLeopold, Ho, et al., 1987Affinity: shift in apparent EA from lesser-solvated ion. Ignores any neutral-neutral bond.; B

Ionization energy determinations

IE (eV) Method Reference Comment
7.46 ± 0.15EIFranzreb, Wucher, et al., 1990LL
7.899 ± 0.007LSSappey, Harrington, et al., 1989LL
7.894 ± 0.015LSPowers, Hansen, et al., 1983LBLHLM
7.37EVALHuber and Herzberg, 1979LLK
7.8 ± 0.4EIHilpert, 1979LLK
7.8EINeckel and Sodeck, 1972LLK


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

Taylor, Pettiettehall, et al., 1992
Taylor, K.J.; Pettiettehall, C.L.; Cheshnovsky, O.; Smalley, R.E., Ultraviolet Photoelectron Spectra of Coinage Metal Clusters, J. Chem. Phys., 1992, 96, 4, 3319, https://doi.org/10.1063/1.461927 . [all data]

Ho, Ervin, et al., 1990
Ho, J.; Ervin, K.M.; Lineberger, W.C., Photoelectron Spectroscopy of Metal Cluster Anions - Cun-, Agn-, and Aun-, J. Chem. Phys., 1990, 93, 10, 6987, https://doi.org/10.1063/1.459475 . [all data]

Leopold, Ho, et al., 1987
Leopold, D.G.; Ho, J.; Lineberger, W.C., Photoelectron Spectroscopy of Mass-selected Metal Cluster Anions. I. Cun-, n=1-10, J. Chem. Phys., 1987, 86, 4, 1715, https://doi.org/10.1063/1.452170 . [all data]

Franzreb, Wucher, et al., 1990
Franzreb, K.; Wucher, A.; Oechsner, H., Electron impact ionization of small silver and copper clusters, Z. Phys. D, 1990, 17, 51. [all data]

Sappey, Harrington, et al., 1989
Sappey, A.D.; Harrington, J.E.; Weisshaar, J.C., Resonant two-photo ionization-photoelectron spectroscopy of Cu2: Autoionization dynamics and Cu2+ vibronic states, J. Chem. Phys., 1989, 91, 3854. [all data]

Powers, Hansen, et al., 1983
Powers, D.E.; Hansen, S.G.; Geusic, M.E.; Michalopoulos, D.L.; Smalley, R.E., Supersonic copper clusters, J. Chem. Phys., 1983, 78, 2866. [all data]

Huber and Herzberg, 1979
Huber, K.P.; Herzberg, G., Molecular Spectra and Molecular Structure. IV. Constants of Diatomic Molecules,, Van Nostrand Reinhold Co., 1979, ,1. [all data]

Hilpert, 1979
Hilpert, K., Mass spectrometric determination of the dissociation energies of CuTb(g), CuDy(g), and CuHo(g), Ber. Bunsen-Ges. Phys. Chem., 1979, 83, 161. [all data]

Neckel and Sodeck, 1972
Neckel, A.; Sodeck, G., Bestimmung der dissoziationsenergien der gasformigen molekule CuGe, AgGe and AuGe, Monatsh. Chem., 1972, 103, 367. [all data]


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