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Table 1.
Ice features and band strengths of the identified molecules during the spectral decomposition.
| Molecule | λ [μm] | ν [cm−1] | Identification | 𝒜 [cm mol−1] | References |
|---|---|---|---|---|---|
| H2O | 3.01 | 3322 | O−H stretch | 2.2 × 10−16 | Bouilloud et al. (2015) |
| H2O | 6.00 | 1666 | H2O bend | 1.1 × 10−17 | Bouilloud et al. (2015) |
| NH3 | 9.01 | 1109 | NH3 umbrella | 2.1 × 10−17 | Bouilloud et al. (2015) |
| CH4 | 7.67 | 1303 | CH4 deformation | 8.4 × 10−18 | Bouilloud et al. (2015) |
| CH3OH | 9.74 | 1128 | C−O stretch | 1.78 × 10−17 | Bouilloud et al. (2015) |
| CH3CN | 4.44 | 2252 | CN stretch | 2.2 × 10−18 (a) | Hudson & Moore (2004) |
| HCOOH | 8.22 | 1216 | C−O stretch | 8.22 × 10−17 | Bouilloud et al. (2015) |
| H2CO | 5.83 | 1715 | C−O stretch | 9.60 × 10−18 | Schutte et al. (1993) |
| CH3CH2OH | 9.17 | 1090 | CH3 rock | 7.35 × 10−18 | Terwisscha van Scheltinga et al. (2018) |
| CH3OCH3 | 8.59 | 1163 | COC stretch. + CH3 rock | 3.00 × 10−17 | Terwisscha van Scheltinga et al. (2018) |
| CH3CHO | 5.80 | 1723 | C−O stretch | 1.3 × 10−17 | Terwisscha van Scheltinga et al. (2018) |
| COO− | 6.30 | 1586 | COO− stretch | 6.0 × 10−17 | Muñoz Caro & Schutte (2003) |
 |
6.85 | 1460 |  bend |
3.0 × 10−17 | Schutte & Khanna (2003) |
| CO2 | 4.27 | 2341 | CO stretch | 1.3 × 10−16 | Bouilloud et al. (2015) |
| CO | 4.67 | 2141 | CO stretch | 1.4 × 10−17 | Bouilloud et al. (2015) |
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