现代光电子学(2)
现代光电子学(2)
现代光电子学(2)
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国家自然科学基金委员会<br />
数理学部实验物理讲习班<br />
介质1<br />
介质2<br />
麦克斯韦方程<br />
H<br />
E<br />
H<br />
E<br />
E = E<br />
x1 x2<br />
H = H<br />
y1 y2<br />
ε E = εω ( ) E<br />
x1 z1<br />
(;) xt (0, H ,0) e<br />
=<br />
1 y1<br />
ik ( x+ k z−ωt) x1 z1<br />
( xt ;) = ( E ,0, E ) e<br />
1 x1 z1<br />
x2 z2<br />
(;) xt (0, H ,0) e<br />
=<br />
2 y2<br />
i( k x+ k z−ωt) ik ( x+ k z−ωt) x2 z2<br />
( xt ;) = ( E ,0, E ) e<br />
2 x2 z2<br />
μ<br />
t<br />
∂H<br />
∇× E =−<br />
∂<br />
i( k x+ k z−ωt) ∂D<br />
∇× H =<br />
∂t<br />
∇⋅ D=∇⋅ H= 0 D= εE<br />
边界条件: 电场切向连续<br />
1 z1 z2<br />
磁场切向相等(传导电流为零)<br />
电位移矢量法向相等(面电荷<br />
密度为零)