OH+

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]
[Download cross section figure as pdf]

Photodissociation and ionisation rates (s-1)

Radiation Photodissociation Photoionisation
ISRF 1.30e-11 —
Mathis 1.12e-11 —
4000K 4.38e-13 —
10000K 9.55e-13 —
20000K 1.30e-11 —
Lyman-alpha 5.32e-17 —
Solar 6.82e-13 —
TW-Hya 2.90e-12 —
Cosmic ray UV 8.57e-16 —

[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 2.96 3.97 0.48 3.60 [Download] [Download]
Mathis 3.00 4.02 0.48 3.65 [Download] [Download]
4000K 1.60 2.31 0.67 2.12 [Download] [Download]
10000K 2.70 3.62 0.39 3.15 [Download] [Download]
20000K 3.00 4.02 0.48 3.65 [Download] [Download]
Lyman-alpha 2.11 2.97 0.58 2.70 [Download] [Download]
Solar 1.74 2.54 0.52 2.21 [Download] [Download]
TW-Hya 2.98 3.99 0.47 3.61 [Download] [Download]

Photoionisation

Radiation γE2 γexp k0fit γfit Line data Dust data
ISRF - - - -
Mathis - - - -
4000K - - - -
10000K - - - -
20000K - - - -
Lyman-alpha - - - -
Solar - - - -
TW-Hya - - - -

[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.]