C6_ioniz_1_janev Function

  1. atomic_tables.f90
  2. atomic_tables
  3. C6_ioniz_1_janev

public function C6_ioniz_1_janev(eb) result(sigma)

Calculates the total ionization cross section for a Neutral Hydrogen atom in the state colliding with a fully stripped Carbon ion at energy eb

Equation

References

Arguments

TypeIntentOptionalAttributesName
real(kind=Float64), intent(in) :: eb

Return Value real(kind=Float64)


Called by

proc~~c6_ioniz_1_janev~~CalledByGraph proc~c6_ioniz_1_janev C6_ioniz_1_janev proc~aq_ioniz_n Aq_ioniz_n proc~aq_ioniz_n->proc~c6_ioniz_1_janev proc~aq_ioniz Aq_ioniz proc~aq_ioniz->proc~aq_ioniz_n proc~write_bb_h_aq write_bb_H_Aq proc~write_bb_h_aq->proc~aq_ioniz program~generate_tables generate_tables program~generate_tables->proc~write_bb_h_aq

Contents

Source Code

C6_ioniz_1_janev

Source Code

function C6_ioniz_1_janev(eb) result(sigma)
    !+ Calculates the total ionization cross section for a Neutral Hydrogen atom
    !+in the \(n=1\) state colliding with a fully stripped Carbon ion at energy `eb`
    !+
    !+###Equation
    !+$$ C^{6+} + H(1) \rightarrow C^{6+} + H^+ + e $$
    !+
    !+###References
    !+* Page 154 in Ref. 5 [[atomic_tables(module)]]
    real(Float64), intent(in) :: eb
    real(Float64)             :: sigma

    real(Float64), dimension(8), parameter :: A = [ 438.36d0, 327.10d0,    &
                                                    1.4444d5, 3.5212d-3,   &
                                                    8.3031d-3, -0.63731d0, &
                                                    1.9116d4, -3.1003d0 ]

    sigma = 1.d-16*A(1)*(exp(-A(2)/eb)*log(1 + A(3)*eb)/eb &
          + A(4)*exp(-A(5)*eb)/((eb**A(6)) + A(7)*(eb**A(8))))

end function C6_ioniz_1_janev