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Table 2
Band origins and vibrational state constants for the unperturbed vibrational bands of DC4H.
| Parameter | Unit | v8 = 1 | v8 = 1 | v9 = 1 | v9 = 1 |
| This work | (Tanaka et al. 1988) | This work | (Tanaka et al. 1988) | ||
|
|
|||||
| v0 | / cm-1 | 498.395521(30) | 210a | ||
| Bv | / MHz | 4089.64590(17) | 4089.6490(51) | 4095.68839(19) | 4095.6938(52) |
| Dv | / kHz | 0.395035(50) | 0.413(30) | 0.409462(60) | 0.433(30) |
| Hv | / mHz | 0.0280b | 0.0280b | ||
| qv | / MHz | 2.63072(34) | 2.631(2) | 5.56810(38) | 5.568(2) |
| qvJ | / Hz | −0.746(99) | −10.88(12) | ||
Notes. The numbers in parentheses are 1σ uncertainties expressed in units of the last quoted digit.
(a)
Low-resolution IR value from Owen et al. (1987).
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