(Color online) Amplitude
∣
ε
˜
(
t
)
∣
versus
Γ
t
with delay
Γ
τ
1
=
0.1
(a) and
Γ
τ
1
=
1
(b) in the following cases: no termination (black solid line), phase
φ
1
=
2
n
π
+
π
/
2
(blue dotted line),
φ
1
=
2
n
π
+
π
(red dashed line),
φ
1
=
2
n
π
(green dash-dotted line). We have set the following parameters:
a
=
2
b
,
ω
A
=
(
Ω
11
+
Ω
31
)
/
2
. Since both φ1 and τ1 are related to the distance z0, different phases are achieved by adjusting the ratio
a
/
d
.
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