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We now apply the electric and magnetic boundary conditions[1]
 |
(17) |
 |
(18) |
We let the interface be at z=0, which gives,
 |
(19) |
and
 |
(20) |
.
The wavevector is given by
 |
(21) |
.
We can therefore write the magnetic boundary condition as
 |
(22) |
rod
2014-12-17