A Green's function analysis for cylindrically anisotropic media is presented. Resonance cones result from the Green's function singularity when the permittivity tensor elements have opposite sign. This model will facilitate the design of various components.
H. Liu and K. J. Webb, "Resonance Cones in Cylindrically Anisotropic Metamaterials: A Green's Function Analysis," in Frontiers in Optics 2010/Laser Science XXVI, OSA Technical Digest (CD) (Optical Society of America, 2010), paper FWO7.
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