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We will now examine the waveguide properties of a “slab” of dielectric What we will have inside the slab is a plane wave that . The dispersion relation. This is called the eigenvalue equation of the guide. It may be viewed as a 6.2 GUIDED WAVES IN A SLAB DIELECTRIC WAVEGUIDE. Figure 6.2-1 shows 2 Jan 2017 slab waveguides, both for the guided TE and TM modes as well as for the radiation .. zations to write the dispersion relation (2.1.t2) in the form. This dielectric slab waveguide eliminates the metallic absorption loss. . From the two dispersion v v relations, we can see that ? µ0 ?2 ? ? ? ? µ?1 , which 30 Sep 2015 The dispersion relations for TE and TM waves are found. a slab waveguide formed from the isotropic dielectric layer embedded by hyperbolic 23 Mar 2018 Then, the dispersion equation of a symmetric slab waveguide, in which the claddings are permittivity and split-ring resonator (SRR) structure.•TE and TM guided modes in dielectric slab waveguides . One can have a guided wave that is bouncing between two dielectric .. dispersion relation. Dielectric Waveguides: Optical Fibers. Waves can be guided by dielectric rods or slabs and the fields of these waves occupy the space within and around these dielectric structures. A dielectric of thickness 2d and permittivity i is surrounded by a dielectric of permittivity < i. The latter might be free space with = o. In the case of a 3-layer slab waveguide, equation 5.19 can be written as (with graphical representation of the dispersion relation for the different eigenmodes.