Table 1
Spectroscopic constants of the bound states of the P2+ and PN+ cations.
| Cations | State | Te (cm−1) | ωe (cm−1) | ωeχe (cm−1) | Be (cm−1) | Re (Å) | De (eV) | Reference |
|---|---|---|---|---|---|---|---|---|
| P2+ | X2Πu | 0 | 682.33 | 2.6185 | 0.2786 | 1.9759 | 5.09 | This work |
| 0 | 4.98±0.01 | Exp. 1 | ||||||
| 0 | 670 | 1.9903 | 4.97+0.05 | Exp. 2 | ||||
| 0 | 672.20 | 2.74 | 0.2760 | 1.9858 | Exp. 3 | |||
| 0 | 672.20 | 2.74 | 0.2760 | 1.9859 | 5.0316 | Exp. 4 | ||
| 674 | 1.890 | 3.6 | Cal6 | |||||
| 0 | 676.754 | 2.74033 | 0.27687 | 1.9828 | 5.0457 | Cal.7 | ||
| 0 | 670.56 | 2.7323 | 0.2765 | 1.9807 | 5.0499 | Cal.14 | ||
| A2Σg+ | 2126.07 | 751.91 | 4.0155 | 0.3038 | 1.8929 | 4.83 | This work | |
| 732.9 | 1.8926 | 4.70 | Exp. 2 | |||||
| 2080 | 732.96 | 0.3039 | 1.8924 | Exp. 3 | ||||
| 2179.310 | 733.0 | 0.3037 | 1.893 | Exp. 4 | ||||
| 2177.696 | 1.893 | Exp. 5 | ||||||
| 791 | 1.84 | 2.90 | Cal.6 | |||||
| 2187.42 | 737.332 | 3.42598 | 0.30097 | 1.9017 | Cal.7 | |||
| 2333.67 | 736.80 | 3.4580 | 0.3015 | 1.9001 | 4.7538 | Cal.14 | ||
| D2Πg | 20421.68 | 462.13 | 2.8083 | 0.2191 | 2.2294 | 2.56 | This work | |
| 18656.0 | 462.20 | 2.45 | 0.2196 | 2.2262 | Exp. 3 | |||
| 20200.23 | 460.37 | 2.6321 | 0.2186 | 2.2318 | 2.5460 | Cal.14 | ||
| B2Σu+ | 24680.33 | 425.12 | 3.0774 | 0.2460 | 2.1033 | 2.03 | This work | |
| 25305 | 410.5 | 3.23 | 0.2419 | 2.121 | 1.8636 | Exp. 3 | ||
| 25015.05 | 421.883 | 3.23435 | 0.24718 | 2.0985 | Cal7 | |||
| 24364.32 | 411.28 | 2.0338 | 0.2487 | 2.121 | 2.0216 | Cal.14 | ||
| a4Πg | 16382.30 | 482.96 | 2.1582 | 0.2230 | 2.2094 | 3.06 | This work | |
| 15808±1210 | Cal.5 | |||||||
| 16181.86 | 483.06 | 2.2128 | 0.2222 | 2.2126 | 3.0414 | Cal.14 | ||
| 14Σu+ | 17543.46 | 469.67 | 3.2898 | 0.2408 | 2.1260 | 2.92 | This work | |
| 15808±1210 | Cal.5 | |||||||
| 17455.70 | 473.61 | 3.6925 | 0.2405 | 2.1289 | 2.8777 | Cal.14 | ||
| 14Σg+ | 36516.16 | 239.69 | 1.6109 | 0.1606 | 2.6036 | 0.66 | This work | |
| 14Πu | 32922.97 | 280.89 | 1.6463 | 0.1507 | 2.6874 | 1.01 | This work | |
| PN+ | X2Σ+ | 0 | 1309.14 | 8.3126 | 0.7949 | 1.4830 | 5.01 | This work |
| 0 | 0.7916 | 1.4941 | Exp. 8 | |||||
| 0 | 1304.3 | 7.62 | 0.781 | 1.495 | Exp. 9 | |||
| 0 | 1306 | 7.9 | 1.50 | 5.0466 | Exp. 10 | |||
| 0 | 1305 | 7.5 | Exp. 11 | |||||
| 0 | 1230 | 1.50 | 6.25 | Exp. 12 | ||||
| 0 | 1311.56 | 7.6029 | 0.7949 | 1.4837 | 5.0036 | Cal.13 | ||
| A2Π | 3486.80 | 1140.06 | 6.8036 | 0.7163 | 1.5622 | 4.58 | This work | |
| 3387.53 | 1110±30 | 1.565 | 5.83 | Exp. 12 | ||||
| 3554.17 | 1148.90 | 7.058 | 0.7154 | 1.5627 | 4.6266 | Cal.13 | ||
| a4Σ+ | 23913.24 | 814.59 | 11.2261 | 0.6099 | 1.6926 | 2.05 | This work | |
| 22100±16 | Exp.5 | |||||||
| 24026.11 | 801.5 | 9.260 | 0.6124 | 1.6885 | 2.2311 | Cal.13 | ||
| b4Π | 25569.05 | 711.60 | 6.1641 | 0.5538 | 1.7718 | 1.85 | This work | |
| 22100±16 | Exp.5 | |||||||
| 25813.95 | 716.6 | 6.030 | 0.5480 | 1.7990 | 1.946 | Cal.13 |
Notes. (1) (Carroll & Mitchell 1975); (2) (Bulgin et al. 1976); (3) (Malicet et al. 1976); (4) (Huber & Herzberg 1980); (5) (Reid 1994); (6) (Wedig et al. 1981); (7) (Wang & Liu 2013); (8) (Imajo et al. 2000); (9) (Ahmad & Hamilton 1994); (10) (Obase et al. 1983); (11) (Obase et al. 1981); (12) (Bulgin et al. 1977); (13) (Liu et al. 2023); (14) (Liu et al. 2024).
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