AlH
Cross sections
[An explanation of the cross sections in this database]
[All cross sections — variable wavelength scale]
[All cross sections — variable wavelength scale in binary hdf5 format]
[All cross sections — 0.1nm wavelength scale]
[Photodissociation cross section — separate lines and continuum]
[Photoionisation cross section — separate lines and continuum]
[Download cross section figure as pdf]
Photodissociation and ionisation rates (s-1)
| Radiation | Photodissociation | Photoionisation |
|---|---|---|
| ISRF | 2.63e-10 | 1.51e-10 |
| Mathis | 1.86e-10 | 9.88e-11 |
| 4000K | 4.00e-09 | 1.25e-12 |
| 10000K | 1.07e-09 | 5.58e-11 |
| 20000K | 3.80e-10 | 1.26e-10 |
| Lyman-alpha | 0.00e+00 | 3.38e-10 |
| Solar | 5.28e-09 | 1.44e-11 |
| TW-Hya | 2.35e-10 | 2.29e-10 |
| Cosmic ray UV | 5.44e-15 | 1.50e-14 |
[An explanation of the interstellar photo rates.]
[An explanation of the cosmic-ray induced photo rates.]
[An explanation of the radiation fields listed below.]
[Download all rates in a csv file.]
Shielding functions and fitted constants
Photodissociation
| Radiation | γE2 | γexp | k0fit | γfit | Line data | Dust data |
|---|---|---|---|---|---|---|
| ISRF | 1.67 | 2.42 | 0.63 | 2.19 | [Download] | [Download] |
| Mathis | 1.67 | 2.42 | 0.63 | 2.19 | [Download] | [Download] |
| 4000K | 1.73 | 2.48 | 0.63 | 2.26 | [Download] | [Download] |
| 10000K | 1.69 | 2.44 | 0.63 | 2.21 | [Download] | [Download] |
| 20000K | 1.67 | 2.42 | 0.63 | 2.19 | [Download] | [Download] |
| Lyman-alpha | - | - | - | - | ||
| Solar | 1.75 | 2.51 | 0.63 | 2.28 | [Download] | [Download] |
| TW-Hya | 1.68 | 2.43 | 0.63 | 2.20 | [Download] | [Download] |
Photoionisation
| Radiation | γE2 | γexp | k0fit | γfit | Line data | Dust data |
|---|---|---|---|---|---|---|
| ISRF | 1.86 | 2.67 | 0.58 | 2.39 | [Download] | [Download] |
| Mathis | 1.86 | 2.67 | 0.58 | 2.40 | [Download] | [Download] |
| 4000K | 1.72 | 2.49 | 0.60 | 2.24 | [Download] | [Download] |
| 10000K | 1.81 | 2.60 | 0.59 | 2.33 | [Download] | [Download] |
| 20000K | 1.85 | 2.65 | 0.58 | 2.38 | [Download] | [Download] |
| Lyman-alpha | 2.11 | 2.97 | 0.58 | 2.70 | [Download] | [Download] |
| Solar | 2.04 | 2.89 | 0.57 | 2.61 | [Download] | [Download] |
| TW-Hya | 2.06 | 2.90 | 0.57 | 2.62 | [Download] | [Download] |
[An explanation of the shielding functions and parameterisations.]
[Download all γ factors in a csv file.]
[Download all dust and line shielding functions in a zip file.]