Aluminum sulfide
- Formula: AlS
- Molecular weight: 59.047
- IUPAC Standard InChI: InChI=1S/Al.S
- IUPAC Standard InChIKey: SLWLWUJHXQUDJS-UHFFFAOYSA-N
- CAS Registry Number: 12251-90-0
- Chemical structure:
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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| C 2Σ+ | (35797) | [430.0] H | (14) | 0.2402 1 | 0.0036 | 0.00000031 | 2.190 | C ← X R | 35714.9 | |||
| ↳Maltsev, Shevelkov, et al., 1966 | ||||||||||||
| B (2Π) | (30104) | [530] 2 | B ← X R | 30061 H | ||||||||
| ↳Maltsev, Shevelkov, et al., 1966; Kronekvist and Lagerqvist, 1969 | ||||||||||||
| (29986) | [530] 2 | B ← X R | 29943 H | |||||||||
| ↳Maltsev, Shevelkov, et al., 1966; Kronekvist and Lagerqvist, 1969 | ||||||||||||
| A 2Σ+ | 23433.80 | 510.91 Z | 1.45 | 0.2461 3 4 | 0.0012 | 0.00000021 | 2.164 | A ↔ X R | 23381.16 Z | |||
| ↳missing citation; Maltsev, Shevelkov, et al., 1966; Kronekvist and Lagerqvist, 1969; missing citation | ||||||||||||
| State | Te | ωe | ωexe | ωeye | Be | αe | γe | De | βe | re | Trans. | ν00 |
| X 2Σ+ | 0 | 617.12 Z | 3.33 | 0.2799 5 | 0.0018 | 0.00000022 | 2.029 | |||||
Notes
| 1 | Predissociation for v ≥ 2. |
| 2 | Strong perturbations. |
| 3 | Spin splitting constant γ0 ~ -0.0055 Lavendy, Mahieu, et al., 1973. |
| 4 | Small perturbations Kronekvist and Lagerqvist, 1969, Lavendy, Mahieu, et al., 1973. |
| 5 | Spin splitting constant γ0 ~ +0.0045 Lavendy, Mahieu, et al., 1973. |
| 6 | 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.
Maltsev, Shevelkov, et al., 1966
Maltsev, A.A.; Shevelkov, V.F.; Krupnikov, E.D.,
New band systems of the AlS molecule,
Opt. Spectrosc. Engl. Transl., 1966, 2, 4, In original 7. [all data]
Kronekvist and Lagerqvist, 1969
Kronekvist, M.; Lagerqvist, A.,
The spectrum of AlS,
Ark. Fys., 1969, 39, 133. [all data]
Lavendy, Mahieu, et al., 1973
Lavendy, H.; Mahieu, J.M.; Becart, M.,
Etude de la transition A2Σ+-X2Σ+ du radical Al-S,
Can. J. Spectrosc., 1973, 18, 13. [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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