Surface Plasmon Polaritons (SPPs) - Introduction and basic properties
Surface Plasmon Polaritons (SPPs) - Introduction and basic properties
Surface Plasmon Polaritons (SPPs) - Introduction and basic properties
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Derivation of SPP dispersion<br />
Derivation of SPP dispersion<br />
E<br />
H<br />
t<br />
c ∂<br />
∂<br />
= 1<br />
curl ε<br />
⎟<br />
⎟<br />
⎟<br />
⎠<br />
⎞<br />
⎜<br />
⎜<br />
⎜<br />
⎝<br />
⎛<br />
∂<br />
=<br />
⎟<br />
⎟<br />
⎟<br />
⎠<br />
⎞<br />
⎜<br />
⎜<br />
⎜<br />
⎝<br />
⎛<br />
×<br />
⎟<br />
⎟<br />
⎟<br />
⎠<br />
⎞<br />
⎜<br />
⎜<br />
⎜<br />
⎝<br />
⎛<br />
∂<br />
∂<br />
∂<br />
z<br />
x<br />
t<br />
y<br />
z<br />
y<br />
x<br />
E<br />
E<br />
c<br />
H 0<br />
1<br />
0<br />
0<br />
ε<br />
⎟<br />
⎟<br />
⎟<br />
⎠<br />
⎞<br />
⎜<br />
⎜<br />
⎜<br />
⎝<br />
⎛<br />
−<br />
=<br />
⎟<br />
⎟<br />
⎟<br />
⎠<br />
⎞<br />
⎜<br />
⎜<br />
⎜<br />
⎝<br />
⎛<br />
∂<br />
∂<br />
−<br />
z<br />
x<br />
y<br />
x<br />
y<br />
z<br />
E<br />
E<br />
c<br />
H<br />
H<br />
0<br />
0<br />
ω<br />
ε<br />
Maxwell eq.:<br />
z-component:<br />
Diel.:<br />
Metal:<br />
zm<br />
m<br />
y<br />
x<br />
E<br />
c<br />
H<br />
k<br />
ω<br />
ε<br />
−<br />
=<br />
+<br />
zd<br />
d<br />
y<br />
x<br />
E<br />
c<br />
H<br />
k<br />
ω<br />
ε<br />
−<br />
=<br />
+<br />
x-component:<br />
Diel.:<br />
Metal: ym<br />
zm<br />
ym<br />
z<br />
H<br />
k<br />
H +<br />
=<br />
∂<br />
−<br />
yd<br />
zd<br />
yd<br />
z<br />
H<br />
k<br />
H −<br />
=<br />
∂<br />
−<br />
x<br />
m<br />
y<br />
zm<br />
E<br />
c<br />
H<br />
k<br />
ω<br />
ε<br />
−<br />
=<br />
+<br />
x<br />
d<br />
y<br />
zd<br />
E<br />
c<br />
H<br />
k<br />
ω<br />
ε<br />
+<br />
=<br />
+<br />
( )<br />
t<br />
z<br />
k<br />
x<br />
k<br />
i zd<br />
x<br />
e<br />
ω<br />
−<br />
+<br />
( )<br />
t<br />
z<br />
k<br />
x<br />
k<br />
i zm<br />
x<br />
e<br />
ω<br />
−<br />
−<br />
Diel.:<br />
Metal: