Extraction of Complex Permittivity of Multilayered Dielectric Sample Loaded in a Rectangular Waveguide

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Abstract

Complex permittivity of dielectric materials loaded in the cross section of a rect-angular waveguide can be determined from the S-parameter measurements of the discontinuity.The analytical electromagnetic tool used to solve the scattering problem of dielectric loaded waveguide is mode matching method. Minimization of an error function to extract the unknown complex permittivity of the material is done using a practical Quasi-Newton algorithm.

Original languageAmerican English
JournalProgress In Electromagnetics Symposium (PIERS)
VolumeMarch 23-27, 2009
StatePublished - Jan 1 2009

Disciplines

  • Engineering

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