53 lines
1.3 KiB
Julia
53 lines
1.3 KiB
Julia
"Tabulates a nucleon spectrum (protons or neutrons) containing κ and occupancy"
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struct spectrum
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κ::Vector{Int}
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E::Vector{Float64}
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occ::Vector{Int}
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end
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"Initializes an unfilled spectrum"
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unfilled_spectrum() = spectrum(Int[], Float64[], Int[])
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"Defines a nuclear system containing relevant parameters and meson/nucleon densities"
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mutable struct system
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Z::Int
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N::Int
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r_max::Float64
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divs::Int
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p_spectrum::spectrum
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n_spectrum::spectrum
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Φ0::Vector{Float64}
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W0::Vector{Float64}
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B0::Vector{Float64}
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A0::Vector{Float64}
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ρ_sp::Vector{Float64}
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ρ_vp::Vector{Float64}
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ρ_sn::Vector{Float64}
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ρ_vn::Vector{Float64}
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"Initialize an unsolved system"
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system(Z, N, r_max, divs) = new(Z, N, r_max, divs, unfilled_spectrum(), unfilled_spectrum(), [zeros(1 + divs) for _ in 1:8]...)
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"Dummy struct to define the mesh"
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system(r_max, divs) = system(0, 0, r_max, divs)
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end
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"Get mass number of nucleus"
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A(s::system)::Int = s.Z + s.N
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"Get r values in the mesh"
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rs(s::system)::StepRangeLen = range(0, s.r_max, length=s.divs+1)
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"Get Δr value for the mesh"
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Δr(s::system)::Float64 = s.r_max / s.divs
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"Get the number of protons or neutrons in the system"
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Z_or_N(s::system, p::Bool)::Int = p ? s.Z : s.N
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"Create an empty array for the size of the mesh"
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zero_array(s::system) = zeros(1 + s.divs)
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