Table 2: Constituent plate mode coefficients and propagation constants for the two cases identified in Figure 4. is classified as the fundamental symmetric ridge mode and is classified as the fundamental antisymmetric ridge mode.

Mode coefficients

Symmetric (L1) 0.7071
Symmetric (SH0) 0.7071
Antisymmetric (F1)1.59970
Antisymmetric 0
Antisymmetric 0
Symmetric 0.0017