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Table 2
New absorption peaks observed in the processed ices at 10 K and tentative assignment to molecular group vibrations.
| New bands peak positions (cm−4) | Assignments | |||
|---|---|---|---|---|
| Pure ELE | Pure VUV | 1 % in H2O, ELE | 1% in H2O, VUV | |
| 2953, 2936 2867, 2844 | 2936, 2936 2857, 2844 | 2977, 2940 2870, 2840 | 2970, 2940 2870, 2850 | v-CH3, −CH2, toluene, styrene |
| 2337 | 2337 | 2343 | 2343 | vCO2 |
| 2266–2258 | 2277, 2244 | 2277 | v-ONC, -NCO, cyanates, isocyanates v CO, C3O2 | |
| 2166(sh) | v–CN, OCN− | |||
| 2133 | 2132 | 2138 | 2138 | vCO |
| 2108 | 2108 | 2114(w) | 2108 | vCxOx |
| - | - | 1850 | - | - |
| 1716–1598 | 1724 (broad) 1650 (broad) | 1750 (w, narrow) 1680 (broad) | 1680 (broad) | v C=C styrene, toluene v C=0 of aryl-ketones |
| 1478 1438 | 1478 1437 | 1478 1441 | 1478 1441 | δ CH new formed species |
| 1270, 1248 | - | - | - | – y C–O–C |
| 1189 | - | - | - | - |
| 1154 | 1152 | - | - | - |
| - | - | - | 1036 | v CO (Aryl) CH-CH2OH |
| 753 | 753 | 750–740 | 750–740 | in-phase-out-of-plane δCH of new formed species |
| - | - | 650 | 650 | 6 in-phase-out-of-plane δ CH of di-subtituted benzenes |
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