Формирование пространственного спектра (диаграммы направленности) в зоне френеля объектов с помощью линзовых и зеркальных систем. Часть 3. Струков И.Ф. - 32 стр.

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32
u22maxmaxu22():=
u12maxmaxu12():=
u22
i
u22
i
u22max
:=
u12
i
u12
i
u12max
:=
u13
i
U θ
i
ρ03,∆1,n1,
()
:= u23
i
U θ
i
ρ01,∆2,n2,
()
:=
u13maxmaxu13():= u23maxmaxu23():=
u13
i
u13
i
u13max
:= u23
i
u23
i
u23max
:=
u0
i
0.5:=
30.01:= n31:=
u31
i
U θ
i
ρ01,∆3,n3,
()
:= u33
i
U θ
i
ρ03,∆3,n3,
()
:=
u31maxmaxu31():= u33maxmaxu33():=
u31
i
u31
i
u31max
:=
u33
i
u33
i
u33max
:=
u32
i
U θ
i
ρ02,∆3,n3,
()
:=
u32maxmaxu32():=
u32
i
u32
i
u32max
:=
TOL0.001:0.4:= k2
π
λ
:= imax50:= i02imax..:=
θ
i
iimax()
imax
π
15
:=
U θρ0,∆, n,
()
0
2π
φ
0
ρ0
ρ∆ 1 ∆−
()
1
ρ
ρ0
2
n
⋅+
ρ⋅ expiksin θ
()
ρ⋅ cos φ
()()
d
d
2
:=
11:= n11:=
ρ015λ:0210 λ:0325 λ:=∆20.01:= n00:= n22:=
u21
i
U θ
i
ρ01,∆2,n0,
()
:=
u11
i
U θ
i
ρ01,∆1,n1,
()
:=
u21maxmaxu21():=
u11maxmaxu11():=
u21
i
u21
i
u21max
:=
u11
i
u11
i
u11max
:=
u22
i
U θ
i
ρ01,∆2,n1,
()
:=
u12
i
U θ
i
ρ02,∆1,n1,
()
:=
                                                           32


                                                   π
TOL := 0.001          λ := 0.4          k := 2 ⋅       imax := 50         i := 0 .. 2 ⋅imax
                                                   λ
                                                                                   ( i − imax) π
                                                                          θ i :=              ⋅
                                                                                       imax 15
                                                                                                                         2
                         ⌠
                           2π
                                ⌠
                                   ρ0                                                                                
                                                                  2 n                                         
                                                               ρ     
U( θ , ρ0 , ∆ , n) :=         
                                         ∆ + ( 1 − ∆ ) ⋅ 1 −  ρ0    ⋅ρ exp( −i⋅k ⋅sin( θ) ⋅ρ cos ( φ ) ) dρ dφ 
                         
                          ⌡0
                                
                                ⌡0                                                                             
                                                                                                                    

  ∆1 := 1        n1 := 1
 ρ01 := 5 ⋅λ ρ02 := 10 ⋅λ            ρ03 := 25 ⋅λ            ∆2 := 0.01 n0 := 0          n2 := 2

 u11i := U( θ i , ρ01 , ∆1 , n1)                             u21i := U( θ i , ρ01 , ∆2 , n0)

 u11max := max(u11)                                          u21max := max( u21)

                                                                          u21i
 u11i :=
              u11i                                           u21i :=
           u11max                                                       u21max


 u12i := U( θ i , ρ02 , ∆1 , n1)                             u22i := U( θ i , ρ01 , ∆2 , n1)

 u12max := max(u12)                                          u22max := max( u22)

                                                                          u22i
 u12i :=
              u12i                                           u22i :=
           u12max                                                       u22max

 u13i := U( θ i , ρ03 , ∆1 , n1)                             u23i := U( θ i , ρ01 , ∆2 , n2)

 u13max := max(u13)                                          u23max := max( u23)

              u13i                                                        u23i
 u13i :=                                                     u23i :=
           u13max                                                       u23max

 u0i := 0.5

 ∆3 := 0.01           n3 := 1

 u31i := U( θ i , ρ01 , ∆3 , n3)                            u33i := U( θ i , ρ03 , ∆3 , n3)

 u31max := max(u31)                                         u33max := max(u33)
              u31i
 u31i :=                                                    u33i :=
                                                                        u33i
           u31max                                                      u33max
 u32i := U( θ i , ρ02 , ∆3 , n3)

 u32max := max(u32)

              u32i
 u32i :=
           u32max