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Table B.2
Peak position and FWHM of the acetaldehyde CH3 s-deformation + CH waging mode at 7.427 μm.
| Mixture | Temperature | λpeak,−baseline | λpeak,−matrix | FWHM | |||
|---|---|---|---|---|---|---|---|
| (K) | (cm−1) | (μm) | (cm−1) | (μm) | (cm−1) | (μm) | |
| CH3CHO | 15 | 1346.6 | 7.4264 | – | – | 13.5 | 0.0744* |
| CH3CHO:H2O | 1349.9 | 7.4078 | 1349.9 | 7.4078 | 9.2 | 0.0502 | |
| CH3CHO:CO | 1349.4 | 7.4104 | – | – | 4.8 | 0.0262 | |
| CH3CHO:CH3OH | 1347.5 | 7.4211 | – | – | 13.0 | 0.0714 | |
| CH3CHO:CO:CH3OH | 1349.4 | 7.4105 | – | – | 12.6 | 0.0691 | |
| CH3CHO | 30 | 1346.1 | 7.4290 | – | – | 13.7 | 0.0754 |
| CH3CHO:H2O | 1349.9 | 7.4078 | 1349.9 | 7.4078 | 8.8 | 0.0481 | |
| CH3CHO:CO | 1349.9 | 7.4078 | – | – | 6.1 | 0.0337* | |
| CH3CHO:CH3OH | 1347.5 | 7.4211 | – | – | 12.5 | 0.0686 | |
| CH3CHO:CO:CH3OH | 1349.0 | 7.4131 | – | – | 12.2 | 0.0671 | |
| CH3CHO | 70 | 1346.1 | 7.4290 | – | – | 13.2 | 0.0729 |
| CH3CHO:H2O | 1349.4 | 7.4105 | 1349.4 | 7.4105 | 7.7 | 0.0420 | |
| CH3CHO:CO | – | – | – | – | – | – | |
| CH3CHO:CH3OH | 1348.0 | 7.4184 | – | – | 10.9 | 0.0600 | |
| CH3CHO:CO:CH3OH | 1348.5 | 7.4158 | – | – | 10.8 | 0.0592 | |
| CH3CHO | 90 | 1348.0 | 7.4184 | – | – | 7.3 | 0.0400* |
| 1351.9 | 7.3972 | – | – | – | – | ||
| CH3CHO:H2O | 1349.4 | 7.4105 | 1349.4 | 7.4105 | 7.4 | 0.0405 | |
| CH3CHO:CO | – | – | – | – | – | – | |
| CH3CHO:CH3OH | 1348.0 | 7.4184 | – | – | 10.2 | 0.0563 | |
| CH3CHO:CO:CH3OH | 1348.5 | 7.4158 | – | – | 10.6 | 0.0584 | |
| CH3CHO | 110 | 1348.0 | 7.4184 | – | – | 5.4 | 0.0298 |
| 1351.9 | 7.3972 | – | – | – | – | ||
| CH3CHO:H2O | 1349.4 | 7.4105 | 1349.4 | 7.4105 | 7.2 | 0.0393 | |
| CH3CHO:CO | – | – | – | – | – | – | |
| CH3CHO:CH3OH | 1348.0 | 7.4184 | – | – | 9.5 | 0.0524 | |
| CH3CHO:CO:CH3OH | 1347.0 | 7.4237 | – | – | – | –** | |
| 1352.8 | 7.3920 | – | – | – | –** | ||
| CH3CHO | 120 | 1348.0 | 7.4184 | – | – | 5.3 | 0.0291 |
| 1352.3 | 7.3946 | – | – | – | – | ||
| CH3CHO:H2O | 1349.4 | 7.4105 | 1349.4 | 7.4105 | 7.0 | 0.0383 | |
| CH3CHO:CO | – | – | – | – | – | – | |
| CH3CHO:CH3OH | 1348.0 | 7.4184 | – | – | – | –** | |
| CH3 CHO:CO:CH3OH | 1347.0 | 7.4237 | – | – | – | –** | |
| 1352.8 | 7.3920 | – | – | – | –** | ||
| CH3 CHO | 140 | – | – | – | – | – | – |
| CH3 CHO:H2O | 1349.0 | 7.4131 | 1349.0 | 7.4131 | 5.7 | 0.0315 | |
| CH3 CHO:CO | – | – | – | – | – | – | |
| CH3 CHO:CH3OH | 1347.5 | 7.4211 | – | – | – | –** | |
| CH3 CHO:CO:CH3OH | – | – | – | – | – | – | |
| CH3 CHO | 160 | – | – | – | – | – | – |
| CH3 CHO:H2O | 1349.0 | 7.4131 | 1349.0 | 7.4131 | 5.5 | 0.0302 | |
| CH3 CHO:CO | – | – | – | – | – | – | |
| CH3 CHO:CH3OH | – | – | – | – | – | – | |
| CH3 CHO:CO:CH3OH | – | – | – | – | – | – | |
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