e_ioniz Function

  1. atomic_tables.f90
  2. atomic_tables
  3. e_ioniz

public function e_ioniz(eb, n_max) result(sigma)

Calculates an array of cross sections for a electron-Hydrogen impact ionization from the states at energy eb

Equation

References

Arguments

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

Collision energy [keV]
integer, intent(in) :: n_max

Number of initial atomic energy levels/states to calculate

Return Value real(kind=Float64), dimension(n_max)

Array of cross sections where the n'th index refers to a ionization from the n'th state []


Calls

proc~~e_ioniz~~CallsGraph proc~e_ioniz e_ioniz proc~e_ioniz_n e_ioniz_n proc~e_ioniz->proc~e_ioniz_n proc~e_ioniz_3_janev e_ioniz_3_janev proc~e_ioniz_n->proc~e_ioniz_3_janev proc~e_ioniz_2_janev e_ioniz_2_janev proc~e_ioniz_n->proc~e_ioniz_2_janev proc~e_ioniz_1_janev e_ioniz_1_janev proc~e_ioniz_n->proc~e_ioniz_1_janev

Called by

proc~~e_ioniz~~CalledByGraph proc~e_ioniz e_ioniz proc~write_bb_h_e write_bb_H_e proc~write_bb_h_e->proc~e_ioniz program~generate_tables generate_tables program~generate_tables->proc~write_bb_h_e

Contents

Source Code

e_ioniz

Source Code

function e_ioniz(eb, n_max) result(sigma)
    !+Calculates an array of cross sections for a electron-Hydrogen impact ionization from
    !+the \(n=1..n_{max}\) states at energy `eb`
    !+
    !+###Equation
    !+$$ e + H(n=1..n_{max}) \rightarrow e + H^+ + e$$
    !+
    !+###References
    !+* Eq. 14 and Table 3 in Ref. 2 [[atomic_tables(module)]]
    !+* Eq. 15-16 in Ref. 2 [[atomic_tables(module)]]
    !+
    real(Float64), intent(in)       :: eb
        !+ Collision energy [keV]
    integer, intent(in)             :: n_max
        !+ Number of initial atomic energy levels/states to calculate
    real(Float64), dimension(n_max) :: sigma
        !+ Array of cross sections where the n'th index refers to a ionization from the n'th state [\(cm^2\)]

    integer :: i

    do i=1,n_max
        sigma(i) = e_ioniz_n(eb,i)
    enddo

end function e_ioniz