Open Access
Table B.1
Summary of the Drude components used to calculate the PAH cross sections for the model of T Cha.
| σabsj = ∫ σabs,jdλ−1 | ||||
|---|---|---|---|---|
| j | λj | γj | Neutral | Ionised |
| (μm) | (10−20 cm/C) | (10−20 cm/C) | ||
| 1 | 0.0722 | 0.195 | 7.97 × 107 | 7.97 × 107 |
| 2 | 0.2175 | 0.217 | 1.23 × 107 | 1.23 × 107 |
| 3 | 1.05 | 0.055 | 0 | 2.0 × 104 |
| 4 | 1.26 | 0.11 | 0 | 7.8 × 103 |
| 5 | 1.905 | 0.09 | 0 | −146.5 |
| 6 | 3.3 | 0.012 | 394(H/C) | 89.4(H/C) |
| 7 | 5.27 | 0.034 | 2.5 | 20.0 |
| 8 | 5.7 | 0.035 | 4.0 | 32.0 |
| 9* | 6.021 | 0.014 | 2.47 | 19.7 |
| 10* | 6.182 | 0.011 | 3.14 | 25.0 |
| 11* | 6.27 | 0.023 | 23.8 | 190 |
| 12 | 6.69 | 0.07 | 7.35 | 59.0 |
| 13* | 7.586 | 0.025 | 4.98 | 44.8 |
| 14* | 7.89 | 0.046 | 9.4 | 84.6 |
| 15* | 8.143 | 0.067 | 52.3 | 418 |
| 16* | 8.65 | 0.035 | 18.6(H/C) | 130(H/C) |
| 17 | 10.68 | 0.02 | 0.3(H/C) | 0.3(H/C) |
| 18* | 11.22 | 0.0075 | 14.3(H/C) | 13.5(H/C) |
| 19* | 11.288 | 0.012 | 26.1(H/C) | 24.6(H/C) |
| 20* | 11.428 | 0.025 | 30.5(H/C) | 28.8(H/C) |
| 21 | 11.99 | 0.045 | 24.2(H/C) | 20.5(H/C) |
| 22* | 12.62 | 0.042 | 21.5(H/C) | 20.5(H/C) |
| 23 | 12.69 | 0.013 | 1.3(H/C) | 1.3(H/C) |
| 24 | 13.48 | 0.04 | 8.0(H/C) | 8.0(H/C) |
| 25 | 14.19 | 0.025 | 0.6 | 0.6 |
| 26 | 15.9 | 0.02 | 0.04 | 0.04 |
| 27 | 16.447 | 0.014 | 0.5 | 0.5 |
| 28 | 17.04 | 0.065 | 2.99 | 2.99 |
| 29 | 17.375 | 0.012 | 0.15 | 0.15 |
| 30 | 17.87 | 0.016 | 0.09 | 0.09 |
| 31 | 18.92 | 0.019 | 0.1 | 0.1 |
| 32 | 15.0 | 0.8 | 21.3 | 21.3 |
Notes. The parameters are listed in the same format as in Table 4 of Draine et al. (2021). The components specifically calculated for this work are marked with an asterisk.
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