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On the other hand, substituting (5.45a,b) in
H y
H x
+
H z
=
+
H A
di
v
=
0
x
y
z
and taking into account that H z
0as z
→−∞
, we obtain
1
2
dx o dy o
H z ( x
H o x ( x o ,
,
y
,
z )
=
y o )
( x
π
x
x o ) 2
+
y o ) 2
+
z 2
( y
−∞
−∞
1
2
dx o dy o
H o y ( x o ,
( x
+
y o )
z 2 .
(5
π
y
x o ) 2
+
( y
y o ) 2
+
−∞
−∞
.
48)
Now we derive the integral relations between anomalous electric and magnetic
fields, E A
and H A . Using Maxwell's equation curl E A
o H A
=
i
and taking into
account that E z
=
0 in the TE-mode, we write
E y
E x
o H y ,
o H x
=
i
=−
i
.
(5
.
49)
z
z
Substituting (5.45 a,b ) in (5.49), we get
i
o
2
dx o dy o
E x ( x
H o y ( x o ,
,
y
,
z )
=−
y o )
( x
π
x o ) 2
+
( y
y o ) 2
+
z 2
−∞
−∞
(5
.
50)
i
o
2
dx o dy o
E y ( x
H o x ( x o ,
,
y
,
z )
=
y o )
( x
z 2 .
π
x o ) 2
+
( y
y o ) 2
+
−∞
−∞
The integral operators in (5.50) can be inverted. Substituting (5.44 a,b ) in (5.49),
we get
2
i
dx o dy o
H x ( x
E o y ( x o ,
( x
,
y
,
z )
=
y o )
2
π o
z 2
x o ) 2
+
( y
y o ) 2
+
z 2
−∞
−∞
2
i
dx o dy o
H y
E o x ( x o ,
( x
,
y
,
z )
=−
y o )
( x
z 2 .
(5
2
π o
z 2
x o ) 2
+
( y
y o ) 2
+
−∞
−∞
.
51)
Alternatively, substituting (5.44a,b) in
E y
E x
o H z
=
i
(5
.
52)
x
y
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