Zusammenfassung
We study the influence of the interfaces on the dispersion relation,
energy and power flow of polaritons propagating in coaxial cylinders. We
consider an infinite coaxial cylinder of internal and external radii
designated by a and b, respectively, submitted to a magnetic dc field
applied parallel to the z-axes. The presence of a magnetic field causes
significant alterations in the modes of propagation of polaritons. The
numerical results are obtained for the surface polaritons propagating in
semiconductors cylinders of GaAs in presence of magnetic fields of 5 kG.
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