Aq_ioniz_n Function

  1. atomic_tables.f90
  2. atomic_tables
  3. Aq_ioniz_n

public function Aq_ioniz_n(eb, q, n) result(sigma)

Calculates the total ionization cross section for a Neutral Hydrogen atom in the n state colliding with a ion with charge q at energy eb

Equation

References

Arguments

Type IntentOptional AttributesName
real(kind=Float64), intent(in) :: eb

Relative collision energy [keV/amu]
integer, intent(in) :: q

Ion charge
integer, intent(in) :: n

Initial atomic energy level/state

Return Value real(kind=Float64)

Cross Section []


Calls

proc~~aq_ioniz_n~~CallsGraph proc~aq_ioniz_n Aq_ioniz_n proc~b5_ioniz_1_janev B5_ioniz_1_janev proc~aq_ioniz_n->proc~b5_ioniz_1_janev proc~aq_ioniz_n_janev Aq_ioniz_n_janev proc~aq_ioniz_n->proc~aq_ioniz_n_janev proc~c6_ioniz_1_janev C6_ioniz_1_janev proc~aq_ioniz_n->proc~c6_ioniz_1_janev

Called by

proc~~aq_ioniz_n~~CalledByGraph proc~aq_ioniz_n Aq_ioniz_n 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

Aq_ioniz_n

Source Code

function Aq_ioniz_n(eb, q, n) result(sigma)
    !+ Calculates the total ionization cross section for a Neutral Hydrogen atom
    !+in the `n` state colliding with a ion with charge `q` at energy `eb`
    !+
    !+@note Uses specialized cross sections if available else uses generic cross sections
    !+
    !+###Equation
    !+$$ A^{q+} + H(n) \rightarrow A^{(q-1)+} + H^+, q \gt 3 $$
    !+
    !+###References
    !+* Page 152 in Ref. 5 [[atomic_tables(module)]]
    !+* Page 154 in Ref. 5 [[atomic_tables(module)]]
    !+* Page 160 in Ref. 5 [[atomic_tables(module)]]
    real(Float64), intent(in) :: eb
        !+ Relative collision energy [keV/amu]
    integer, intent(in)       :: q
        !+ Ion charge
    integer, intent(in)       :: n
        !+ Initial atomic energy level/state
    real(Float64)             :: sigma
        !+ Cross Section [\(cm^2\)]

    if((q.eq.5).and.(n.eq.1)) then
        sigma = B5_ioniz_1_janev(eb)
        return
    endif

    if((q.eq.6).and.(n.eq.1)) then
        sigma = C6_ioniz_1_janev(eb)
        return
    endif

    sigma = Aq_ioniz_n_janev(eb, q, n)

end function Aq_ioniz_n