Germanium, compound with gold(1:1)
- Formula: AuGe
- Molecular weight: 269.61
- IUPAC Standard InChIKey: PVKWSTFOPFQQQV-UHFFFAOYSA-N
- CAS Registry Number: 12256-41-6
- Chemical structure:
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Gas phase ion energetics data
Go To: Top, Constants of diatomic molecules, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Ionization energy determinations
IE (eV) | Method | Reference |
---|---|---|
7.7 | EI | Neckel and Sodeck, 1972 |
Constants of diatomic molecules
Go To: Top, Gas phase ion energetics data, References, Notes
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 November, 1974
Symbol | Meaning |
---|---|
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) |
State | Te | ωe | ωexe | ωeye | Be | αe | γe | De | βe | re | Trans. | ν00 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
A (2Σ) | 13743.3 | 242.6 1 H | 0.59 | A ↔ X2 R 2 | (12188) H | |||||||
↳Barrow, Gissane, et al., 1964; missing citation; Houdart and Schamps, 1973 | ||||||||||||
A ↔ X1 R 2 | 13739.7 H | |||||||||||
↳Barrow, Gissane, et al., 1964; missing citation; Houdart and Schamps, 1973 | ||||||||||||
X2 (2Π3/2) | (1552) | |||||||||||
X1 (2Π1/2) | 0 | 249.7 1 H | 0.33 |
Notes
1 | From Houdart and Schamps, 1973. Barrow, Gissane, et al., 1964 give ΔG'(1/2) = 244 Barrow, Gissane, et al., 1964, ΔG"(1/2) = 251.7 Barrow, Gissane, et al., 1964 (from bandheads). |
2 | Multiple heads. No analysis of A ↔ X2. |
References
Go To: Top, Gas phase ion energetics data, 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.
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]
Barrow, Gissane, et al., 1964
Barrow, R.F.; Gissane, W.J.M.; Travis, D.N.,
Electronic spectra of some gaseous diatomic compounds of gold,
Nature (London), 1964, 201, 603. [all data]
Houdart and Schamps, 1973
Houdart, R.; Schamps, J.,
The emission of the AuSi, AuGe, AuSn, and AuPb radicals,
J. Phys. B:, 1973, 6, 2478. [all data]
Notes
Go To: Top, Gas phase ion energetics data, Constants of diatomic molecules, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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