Table A.2
Spectroscopic constants of the molecular states dissociating into H(2s,2p)+He(1s2).
| State | ref. | Re (Å) | ωe (cm−1) | De(cm−1/eV) |
|---|---|---|---|---|
| AΣ | (a) | 0.74022 | 3730.3 | 20 658 (2.561) |
| (b) | 0.74074 | 3697.2 | (2.563 | |
| (c) | 0.7472 | 3726 | (2.54) | |
| (d) | 0.7430 | 3512 | ||
| (e) | 0.7573 | 3662 | ||
| (f) | 0.7567 | 3701 | ||
| (g) | 0.74 086 | 3718 | ||
| BΠ | (a) | 0.76813 | 3339.9 | 17 868.4 (2.218) |
| (b) | 0.76863 | 3313.4 | (2.218) | |
| (c) | 0.7738 | 3372 | (2.20) | |
| (d) | 0.7711 | 3158 | ||
| (e) | 0.7741 | 3302 | (2.20) | |
| CΣ | (a) | 0.80927 | 2916.5 | 13 665.5 (1.694) |
| (b) | 0.80953 | 2906.3 | (1.638) | |
| (c) | 0.8133 | 2957 | (1.61) | |
| (d) | 0.8073 | 2788 | ||
| (e) | 0.81641 | 2872 | (1.65) | |
| (f) | 0.8308 | 2896 | ||
| (g) | 0.8109 | 2902 |
Notes. De values in parentheses are in eV. The dissocation energy of state CΣ is taken below the barrier top lying 5386 cm−1 above the dissociation limit H(2s,2p)+He. (a) this work, (b) theory, Allard et al. (2020), (c) theory, Lo et al. (2006), (d) theory, Sarpal et al. (1991), (e) theory, Theodorakopoulos et al. (1987), (f) experimental spectroscopy, Ketterle et al. (1985), and (g) experimental spectroscopy, Ketterle et al. (1988).
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