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Table 2
Lowest dissociation limits of MgH.
| Dissociation energy limit (cm−1) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Dissociation of atomic levels | Molecular states | I | II | III | IV | V | VI | VII | VIII | NIST |
| Mg(3s2 1Sg)+H(1s 2Sg) | x2∑+ | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Mg(3s3p 3Pu)+H(1s 2Sg) | B′2∑+, A2Π, 14∑+, 14Π | 21 889 | 20 928 | 20 929 | 21 621 | 20 913 | 20 992 | 21 679 | 20 972 | 21 890 |
| Mg(3s3p 1Pu)+H(1s 2Sg) | E2∑+, c2Π | 35097 | 34452 | – | 34833 | 34451 | – | 35216 | 34814 | 35051 |
| Mg(3s4s 3Sg)+H(1s 2Sg) | 42∑+, 24∑+ | – | 40 432 | – | 40 540 | 40 430 | – | 40 888 | 43 677 | 41 197 |
| Mg(3s4s 1Sg)+H(1s2Sg) | 52∑+ | – | 42 854 | – | 43 163 | 42 766 | – | 43 446 | 48 003 | 43 503 |
| Mg(3s3d 1Dg)+H(1s 2Sg) | 62∑+, 32Π, 12δ | – | 46 139 | – | 46 450 | 46 626 | – | 46 101 | 51 810 | 46 403 |
Notes. I: CV-MRCI calculations. II: NCV-MRCI calculations. III: Saxon et al. (1978); IV: Mestdagh et al. (2009); V: Guitou et al. (2010); VI: Mostafanejad & Shayesteh (2012); VII: Chattopadhyaya (2016); VIII: El-Kork et al. (2018). NIST: weighted J-averaged values; Kramida et al. (2022).
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