표 1. | Table 1. 회절계수가 발산하는 조건
[10]
| Conditions where the diffraction coefficient is singularity
[10]
.
Singular term
Condition
cot
(
π
−
ψ
s
+
ψ
i
2
n
)
ψ
i
≤(
n
-1)
π
,
ψ
s
=
π
+
ψ
i
cot
(
π
+
ψ
s
−
ψ
i
2
n
)
ψ
i
≥(
n
-1)
π
,
ψ
s
=
ψ
i
-
π
cot
(
π
−
ψ
s
−
ψ
i
2
n
)
ψ
i
≤(
n
-1)
π
,
ψ
s
=
π
-
ψ
i
cot
(
π
+
ψ
s
+
ψ
i
2
n
)
ψ
i
≥(
n
-1)
π
,
ψ
s
=(2
n
-1)
π
-
ψ
i