c-C3H2

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 1.39e-09 1.80e-09
Mathis 8.77e-10 1.26e-09
4000K 5.54e-08 1.46e-12
10000K 3.27e-09 3.19e-10
20000K 1.51e-09 1.45e-09
Lyman-alpha 7.87e-12 4.72e-09
Solar 2.96e-08 1.90e-10
TW-Hya 8.54e-10 3.06e-09
Cosmic ray UV 6.87e-14 2.03e-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 1.54 2.26 0.63 2.03 [Download] [Download]
Mathis 1.55 2.27 0.63 2.04 [Download] [Download]
4000K 1.40 2.06 0.69 1.87 [Download] [Download]
10000K 1.46 2.14 0.66 1.93 [Download] [Download]
20000K 1.53 2.25 0.63 2.02 [Download] [Download]
Lyman-alpha 2.11 2.97 0.58 2.70 [Download] [Download]
Solar 1.40 2.06 0.69 1.88 [Download] [Download]
TW-Hya 1.48 2.17 0.65 1.96 [Download] [Download]

Photoionisation

Radiation γE2 γexp k0fit γfit Line data Dust data
ISRF 2.19 3.07 0.51 2.73 [Download] [Download]
Mathis 2.21 3.09 0.50 2.74 [Download] [Download]
4000K 1.91 2.73 0.58 2.46 [Download] [Download]
10000K 2.06 2.91 0.54 2.61 [Download] [Download]
20000K 2.20 3.08 0.50 2.73 [Download] [Download]
Lyman-alpha 2.11 2.97 0.58 2.70 [Download] [Download]
Solar 2.12 2.98 0.57 2.70 [Download] [Download]
TW-Hya 2.12 2.98 0.57 2.70 [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.]