Dialuminum
- Formula: Al2
- Molecular weight: 53.9630772
- IUPAC Standard InChI: InChI=1S/2Al
- IUPAC Standard InChIKey: QSDQMOYYLXMEPS-UHFFFAOYSA-N
- CAS Registry Number: 32752-94-6
- Chemical structure:
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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 compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
B - John E. Bartmess
View reactions leading to Al2+ (ion structure unspecified)
Electron affinity determinations
| EA (eV) | Method | Reference | Comment |
|---|---|---|---|
| 1.460 ± 0.060 | LPES | Li, Wu, et al., 1998 | B |
| 1.60 ± 0.10 | LPES | Cha, Ganteför, et al., 1994 | Stated electron affinity is the Vertical Detachment Energy; B |
| <1.10 ± 0.15 | LPES | Gantefoer, Gause, et al., 1988 | Vertical Detachment Energy: same as EA; B |
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 5.4 ± 1.0 | EI | Stearns and Kohl, 1973 | LLK |
| 5.4 ± 1.0 | EI | Stearns and Kohl, 1973, 2 | LLK |
References
Go To: Top, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Li, Wu, et al., 1998
Li, X.; Wu, H.; Wang, X.; Wang, L.,
s-p Hybridization and Electron Shell Structures in Aluminum Clusters: A photoelectron Spectroscopy Study,
Phys. Rev. Lett., 1998, 81, 9, 1909, https://doi.org/10.1103/PhysRevLett.81.1909
. [all data]
Cha, Ganteför, et al., 1994
Cha, C.-Y.; Ganteför, G.; Eberhardt, W.,
The Development of the 3p and 4p Valence Band of Small Aluminum and Gallium Clusters,
J. Chem. Phys., 1994, 100, 2, 995, https://doi.org/10.1063/1.466582
. [all data]
Gantefoer, Gause, et al., 1988
Gantefoer, G.; Gause, G.; Meiwes-Broer, K.H.; Lutz, H.O.,
Photoelectron Spectroscopy of Jet-cooled Aluminium Cluster Anions,
Z. Phys. D, 1988, 9, 3, 253, https://doi.org/10.1007/BF01438297
. [all data]
Stearns and Kohl, 1973
Stearns, C.A.; Kohl, F.J.,
Mass spectrometric determination of the dissociation energies of AlC2, Al2C2, and AlAuC2,
J. Phys. Chem., 1973, 77, 136. [all data]
Stearns and Kohl, 1973, 2
Stearns, C.A.; Kohl, F.J.,
Mass spectrometric determination of the dissociation energies of gaseous Al2, AlSi, and AlSiO,
High Temp. Sci., 1973, 5, 113. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
EA Electron affinity - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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