Open Access
Table A.4
Peak positions and FWHMs of the CN stretch band of pure formamide and formamide in various binary and tertiary mixtures at temperatures from 15–212 K.
| Matrix | T (K) | Peak | FWHM | ||
|---|---|---|---|---|---|
| (cm−1) | (µm) | (cm−1) | (µm) | ||
| 15 | 1328.1 | 7.529 | 39.8 | 1.226 | |
| 49 | 1328.8 | 7.525 | 37.4 | 0.212 | |
| 99 | 1329.1 | 7.524 | 35.0 | 0.198 | |
| Pure | 149 | 1328.1 | 7.529 | 34.0 | 0.192 |
| 170 | 1330.3 | 7.517 | 11.8 | 0.067 | |
| 191 | 1329.6 | 7.521 | 12.1 | 0.068 | |
| 212 | 1328.6 | 7.527 | 12.3 | 0.070 | |
| 15 | 1342.6 | 7.448 | 42.8 | 0.237 | |
| 49 | 1342.8 | 7.447 | 40.4 | 0.223 | |
| 99 | 1342.1 | 7.451 | 37.7 | 0.209 | |
| H2OM | 129 | 1341.1 | 7.456 | 33.7 | 0.188 |
| 149 | 1337.3 | 7.478 | 44.5 | 0.248 | |
| 161 | 1331.2 | 7.512 | 41.7 | 0.234 | |
| 15 | 1277.0 | 7.831 | 51.1 | 0.305 | |
| 1316.8B | 7.594 | – | – | ||
| 34 | 1277.0 | 7.831 | 56.2 | 0.334 | |
| 1316.8B | 7.594 | – | – | ||
| CO2 | 40 | 1314.9 | 7.605 | 33.3 | 0.194 |
| 49 | 1314.6 | 7.607 | 29.9 | 0.173 | |
| 60 | 1316.5 | 7.596 | 30.1 | 0.174 | |
| 90 | 1319.0 | 7.582 | 32.1 | 0.184 | |
| 15 | 1321.1 | 7.569 | 58.8 | 0.344 | |
| 1283.3B | 7.793 | – | – | ||
| 1267.6 | 7.889 | – | – | ||
| 31 | 1323.0 | 7.558 | 32.3 | 0.185 | |
| CO | 1280.9 | 7.807 | – | – | |
| 1266.9 | 7.893 | – | – | ||
| 34 | 1322.8 | 7.560 | 31.3 | 0.179 | |
| 1280.6 | 7.809 | – | – | ||
| 1266.4 | 7.896 | – | – | ||
| 15 | 1337.0 | 7.479 | 26.5 | 0.148 | |
| 51 | 1337.3 | 7.478 | 25.3 | 0.142 | |
| NH3P | 60 | 1337.5 | 7.477 | 24.6 | 0.138 |
| 90 | 1337.8 | 7.475 | 23.4 | 0.131 | |
| 99 | 1337.5 | 7.477 | 24.1 | 0.135 | |
| 108 | 1336.3 | 7.483 | 27.7 | 0.155 | |
| 15 | 1340.9 | 7.458 | 38.0 | 0.211 | |
| 51 | 1341.4 | 7.455 | 35.3 | 0.196 | |
| H2O:CO2M | 101 | 1342.6 | 7.448 | 31.7 | 0.176 |
| 131 | 1341.9 | 7.452 | 30.1 | 0.167 | |
| 149 | 1338.2 | 7.473 | 38.0 | 0.211 | |
| 161 | 1334.6 | 7.493 | 36.4 | 0.204 | |
| 15 | 1338.7 | 7.470 | 38.1 | 0.212 | |
| 51 | 1340.2 | 7.462 | 35.4 | 0.198 | |
| 99 | 1339.9 | 7.463 | 31.6 | 0.176 | |
| H2O:NH3P | 134 | 1339.0 | 7.468 | 30.9 | 0.173 |
| 149 | 1331.2 | 7.512 | 31.1 | 0.175 | |
| 161 | 1330.8 | 7.514 | 27.7 | 0.157 | |
| 15 | 1327.6 | 7.532 | 28.4 | 0.162 | |
| CO:NH3M | 30 | 1330.3 | 7.517 | 25.6 | 0.144 |
| 37 | 1331.7 | 7.509 | 25.6 | 0.144 | |
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