Aluminum, compound with selenium (1:1)
- Formula: AlSe
- Molecular weight: 105.94
- CAS Registry Number: 23330-87-2
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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 December, 1975
| 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) | 23183.5 | 389.8 H | 1.23 | A ↔ X R | 23144.8 H | |||||||
| ↳Singh, Tewari, et al., 1969 | ||||||||||||
| X (2Σ) | 0 | 467.6 H | 2.08 | |||||||||
Notes
| 1 | Thermochemical value (mass-spectrom.) Ficalora, Hastie, et al., 1968, Uy and Drowart, 1971. |
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.
Singh, Tewari, et al., 1969
Singh, J.; Tewari, D.P.; Mohan, H.,
Thermal Emission Spectrum of a New Diatom - AlSe,
J. Phys. B:, 1969, 2, 627-628. [all data]
Ficalora, Hastie, et al., 1968
Ficalora, P.J.; Hastie, J.W.; Margrave, J.L.,
Mass spectrometric studies at high temperatures. XXVII. The reactions of aluminum vapor with S2(g), Se2(g), and Te2(g),
J. Phys. Chem., 1968, 72, 1660. [all data]
Uy and Drowart, 1971
Uy, O.M.; Drowart, J.,
Determination by the mass spectrometric Knudsen cell method of the atomization energies of the gaseous aluminium chalcogenides, Al2, AlCu, AlCuS, and AlCuS2,
Trans. Faraday Soc., 1971, 67, 1293. [all data]
Notes
Go To: Top, Constants of diatomic molecules, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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