csH1To345Ex Function

pure function csH1To345Ex(eGrid, m) result(crossSection)

Integral cross section for ground to m=3,4,5 excitation of hydrogen - Janev equation (5) in section 2.1.1 NOTE: The returned value is in 10^-16 cm^2!

Arguments

Type IntentOptional Attributes Name
real(kind=rk), intent(in), dimension(:) :: eGrid

Energy grid on which to calculate the cross section - energy in eV!

integer(kind=ik), intent(in) :: m

Excited state (must be 3,4, or 5)

Return Value real(kind=rk), allocatable, dimension(:)