Free Access
This article has 2 errata:
[https://doi.org/10.1051/0004-6361/201935428e]
[https://doi.org/10.1051/0004-6361/201935887e]
Table 7.
Selected(a) spectroscopic parameters (b) of the torsionally excited states v12 = 1 and v17 = 1 of CH3C(O)CH3 in comparison to the ground state values (v = 0).
| Parameter | v = 0 | v12 = 1 | v17 = 1 |
|---|---|---|---|
| ρ | 0.0619535 (120) | 0.0624819 (165) | 0.062788 (80) |
| β/° | 25.5065 (76) | 25.6443 (66) | 27.100 (45) |
| A/MHz | 10165.217780 (280) | 10177.0066 (33) | 10191.123 (98) |
| B/MHz | 8515.163068 (248) | 8502.97353 (212) | 8480.859 (81) |
| C/MHz | 4910.198777 (209) | 4910.34514 (154) | 4910.06430 (229) |
| ΔJ/kHz | 4.854449 (219) | 4.9566 (102) | 7.812 (109) |
| ΔJK/kHz | −3.17067 (60) | 0.460 (41) | 2.84 (118) |
| ΔK/kHz | 9.79105 (88) | 1.631 (91) | −37.67 (191) |
| δJ/kHz | 2.038605 (99) | 2.0942 (54) | 3.535 (54) |
| δK/kHz | −0.60720 (39) | 0.6937 (212) | 2.57 (46) |
| ϵ10/MHz | −764.737 (38) | 5614.30 (201) | 12970.0 (287) |
| ϵ20/MHz | 0.77490 (283) | 19.329 (108) | 458.9 (32) |
| ϵ30/MHz | 21.24 (32) | ||
| ϵ11/MHz | 1.0902 (95) | 67.223 (61) | 102.91 (295) |
| ϵ1 − 1/MHz | 0.07346 (262) | 100.977 (60) | −30.21 (74) |
| No. of transitions fit | 2181 | 1621 | 939 |
| No. of lines fit | 1862 | 1298 | 719 |
| Standard deviation (c) | 0.95 | 1.36 | 1.62 |
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.