Page 482 - Engineering Electromagnetics, 8th Edition
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464 ENGINEERING ELECTROMAGNETICS
Figure 13.7 Rectangular waveguide.
Figure 13.8 Cylindrical waveguide.
Figure 13.9 Symmetric dielectric slab waveguide,
with slab region (refractive index n 1 ) surrounded by two
dielectrics of index n 2 < n 1 .
