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Table B.1
Peak positions and FWHM of the acetaldehyde CH3 rocking + CC stretching + CCO bending mode at 8.909 μm.
| Mixture | Temperature | λpeak,−baseline | λpeak,−matrix | FWHM | |||
|---|---|---|---|---|---|---|---|
| (K) | (cm−1) | (μm) | (cm−1) | (μm) | (cm−1) | (μm) | |
| Pure | 15 | 1122.4 | 8.9097 | – | – | 13.0 | 0.1032 |
| CH3CHO:H2O | 1116.1 | 8.9598 | 1116.1 | 8.9598 | – | – | |
| 1127.7 | 8.8678 | 1127.7 | 8.8678 | 14.3 | 0.1121 | ||
| CH3CHO:CO | 1121.9 | 8.9136 | – | – | 5.0 | 0.0394 | |
| CH3CHO:CH3OH | – | – | – | – | – | – | |
| CH3CHO:CO:CH3OH | – | – | – | – | – | – | |
| CH3CHO | 30 | 1122.4 | 8.9097 | – | – | 13.0 | 0.1031 |
| CH3CHO:H2O | 1117.5 | 8.9482 | 1117.5 | 8.9482 | – | – | |
| 1126.7 | 8.8754 | 1126.7 | 8.8754 | 14.3 | 0.1124 | ||
| CH3CHO:CO | 1121.9 | 8.9136 | – | – | 5.5 | 0.0439 | |
| CH3CHO:CH3OH | – | – | – | – | – | – | |
| CH3CHO:CO:CH3OH | – | – | – | – | – | – | |
| CH3CHO | 70 | 1122.4 | 8.9097 | – | – | 12.5 | 0.0993 |
| CH3CHO:H2O | 1118.0 | 8.9443 | 1118.0 | 8.9443 | – | – | |
| 1124.8 | 8.8906 | 1124.8 | 8.8906 | 16.3 | 0.1290 | ||
| CH3CHO:CO | – | – | – | – | – | – | |
| CH3CHO:CH3OH | – | – | – | – | – | – | |
| CH3CHO:CO:CH3OH | – | – | – | – | – | – | |
| CH3CHO | 90 | 1119.0 | 8.9366 | – | – | 6.4 | 0.0513* |
| 1120.9 | 8.9212 | – | – | – | – | ||
| CH3CHO:H2O | 1118.0 | 8.9443 | 1118.0 | 8.9443 | – | – | |
| 1124.3 | 8.8945 | 1124.3 | 8.8945 | 16.0 | 0.1268* | ||
| CH3CHO:CO | – | – | – | – | – | – | |
| CH3CHO:CH3OH | – | – | – | – | – | – | |
| CH3CHO:CO:CH3OH | – | – | – | – | – | – | |
| CH3CHO | 110 | 1118.5 | 8.9405 | – | – | 6.1 | 0.0485* |
| 1120.9 | 8.9212 | – | – | – | – | ||
| CH3CHO:H2O | 1118.0 | 8.9443 | 1118.0 | 8.9443 | – | – | |
| 1124.3 | 8.8945 | 1124.3 | 8.8945 | 16.0 | 0.1274* | ||
| CH3CHO:CO | – | – | – | – | – | – | |
| CH3CHO:CH3OH | – | – | – | – | – | – | |
| CH3CHO:CO:CH3OH | – | – | – | – | – | – | |
| CH3CHO | 120 | 1118.5 | 8.9405 | – | – | 5.9 | 0.0473 |
| 1120.9 | 8.9212 | – | – | – | – | ||
| CH3CHO:H2O | 1117.5 | 8.9482 | 1117.5 | 8.9482 | 16.2 | 0.1291 | |
| 1122.4 | 8.9097 | 1122.4 | 8.9097 | – | – | ||
| CH3 CHO:CO | – | – | – | – | – | – | |
| CH3 CHO:CH3OH | – | – | – | – | – | – | |
| CH3 CHO:CO:CH3OH | – | – | – | – | – | – | |
| CH3 CHO | 140 | – | – | – | – | – | – |
| CH3 CHO:H2O | 1116.1 | 8.9598 | 1116.1 | 8.9598 | 10.0 | 0.0804 | |
| CH3 CHO:CO | – | – | – | – | – | – | |
| CH3 CHO:CH3OH | – | – | – | – | – | – | |
| CH3 CHO:CO:CH3OH | – | – | – | – | – | – | |
| CH3 CHO | 160 | – | – | – | – | – | – |
| CH3 CHO:H2O | 1116.6 | 8.9559 | 1116.6 | 8.9559 | 10.1 | 0.0813 | |
| CH3 CHO:CO | – | – | – | – | – | – | |
| CH3 CHO:CH3OH | – | – | – | – | – | – | |
| CH3 CHO:CO:CH3OH | – | – | – | – | – | – | |
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