Research Article
An Efficient Semianalytical Modal Analysis of Rectangular Waveguides Containing Metamaterials with Graded Inhomogeneity
Figure 5
The dispersion relations of the LSE modes with various values of the profile parameter and the step width of : (a) exponential profile; (b) linear profile; (c) parabolic profile; (d) constant profile.
(a) |
(b) |
(c) |
(d) |