l-C3H

Cross sections

Cross section figure.


[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 1.77e-09 1.37e-09
Mathis 1.25e-09 9.79e-10
4000K 4.70e-07 3.41e-13
10000K 4.41e-09 1.88e-10
20000K 1.97e-09 1.11e-09
Lyman-alpha 7.87e-12 3.83e-09
Solar 4.17e-07 1.53e-10
TW-Hya 2.12e-09 2.56e-09
Cosmic ray UV 2.98e-13 1.63e-13

[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 1.32 2.08 0.59 1.82 [Download] [Download]
Mathis 1.24 1.99 0.59 1.72 [Download] [Download]
4000K 0.94 1.46 0.74 1.31 [Download] [Download]
10000K 1.16 1.87 0.60 1.61 [Download] [Download]
20000K 1.42 2.17 0.61 1.92 [Download] [Download]
Lyman-alpha 2.11 2.97 0.58 2.70 [Download] [Download]
Solar 0.94 1.47 0.73 1.31 [Download] [Download]
TW-Hya 1.09 1.77 0.61 1.52 [Download] [Download]

Photoionisation

Radiation γE2 γexp k0fit γfit Line data Dust data
ISRF 2.35 3.26 0.51 2.92 [Download] [Download]
Mathis 2.37 3.28 0.50 2.94 [Download] [Download]
4000K 2.11 2.97 0.57 2.69 [Download] [Download]
10000K 2.25 3.14 0.53 2.83 [Download] [Download]
20000K 2.38 3.29 0.50 2.94 [Download] [Download]
Lyman-alpha 2.11 2.97 0.58 2.70 [Download] [Download]
Solar 2.13 3.00 0.57 2.72 [Download] [Download]
TW-Hya 2.13 2.99 0.57 2.71 [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.]