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Table 8
Spectroscopic constants of Stark coefficients and dipole moment of C2H5C≡C–C≡N.
| Stark coefficients | |||
| ΔE-2/(10-6 MHzV-2) cm2 | |||
|
|
|||
| Transitions | | M | | obs | calc |
| 51,4 ← 41,3 | 1 | –31.90(50) | –31.963 |
| 60,6 ← 50,5 | 0 | –9.06(10) | –8.975 |
| 60,6 ← 50,5 | 1 | –7.65(20) | –7.606 |
| 60,6 ← 50,5 | 2 | –3.74(20) | –3.516 |
| 61,6 ← 51,5 | 1 | 6.99(15) | 6.926 |
| 61,5 ← 51,4 | 1 | –11.50(10) | –11.810 |
| 70,7 ← 60,6 | 0 | –10.30(40) | –10.603 |
| 71,7 ← 61,6 | 0 | –21.70(15) | –21.722 |
| 71,7 ← 61,6 | 1 | –18.90(20) | –18.673 |
| 71,7 ← 61,6 | 2 | –9.31(30) | –9.464 |
| Dipole moment | |||
| μa = 5.713(28) μb = 0.659(3) μc = 0 μTOT = 5.751(28)D | |||
Notes.Uncertainties represent one standard deviation. μc preset at zero.
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