Table 12
Overview of derived molecular constants for 12CO and 13CO (all quantities are in units of cm−1).
| 12CO | 13CO | |||
|---|---|---|---|---|
| Parameter | This work | Literature | This work | Literature |
| ωe | 2169.76 | 2169.756 [1] | 2121.37 | 2141.41 [2] |
| ω0(1–0) | 2143.27 | 2143.27 [3] | 2096.07 | 2096.07 [3] |
| ω0(2–0) | 4260.07 | 4260.06 [3] | 4166.83 | 4166.82 [3] |
| ω0(3–0) | 6350.43 | 6350.44[3] | 6212.32 [3] | |
| ω0(3–1) | 4207.17 | 4207.17 [3] | 4116.25 | 4116.25 [3] |
| ω0(4–2) | 4154.41 | 4154.41 [3] | 4065.81 | 4065.81 [3] |
| Be | 1.9309 | 1.9316[1] | 1.8461 | |
| B0 | 1.9222 | 1.9225 [3] | 1.8372 | 1.8380[3] |
| B1 | 1.9049 | 1.9050[3] | 1.8215 | 1.8216 [3] |
| B2 | 1.8872 | 1.8875 [3] | 1.8055 | 1.8053 [3] |
| B3 | 1.8700 | 1.8700 [3] | 1.7890 | 1.7890[3] |
| ωeχe | 13.236 | 13.288 [1] | 12.640 | 12.67 [2] |
| αe | 1.7490E-02 | 1.7505E-02[1] | 1.6351E-02 | |
| De | 6.120E-06 | 6.122E-06[1] | 5.592E-06 | 5.593E-06 [3] |
| Re (Å) | 1.1242 | 1.1282[1] | ||
Notes. Parameters. ωe = harmonic wavenumber; ω0 = ΔΕ (υ:1←0); Be = equilibrium rotational constant, B0 = rotational constant (υ = 0); ωeχe = anharmonicity term; re (Å) = bond distance; αe = vibration-rotation interaction constant; De = centrifugal distortion constant.
References. [1] Le Floch (1991); [2] Gendriesch et al. (2009); [3] Coxon & Hajigeorgiou (2004).
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