A perpendicularly polarized uniform plane wave in air of frequency f is incidentobliquely...

A perpendicularly polarized uniform plane wave in air of frequency f is incidentobliquely at an angle of incidence ϕi; on a plane boundary with a lossy dielectric mediumthat is characterized by a complex permittivity ∈2 = ∈' - j∈". Let the incident electric field be

a)Find the expressions of the transmitted electric and magnetic field intensity phasorsin terms of the given parameters.

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b) Show that the angle of refraction is complex and that Htis elliptically polarized.