Subwavelength Plasmonic Waveguides and Plasmonic Materials

<table>Dispersion relation of SPP (solid) in metal-insulator configuration. The curve for the frequency between 0.707 and 1 denotes imaginary propagation constant.</table>

International Journal of Optics

fig5

Figure 5

Figure 5: Subwavelength Plasmonic Waveguides and Plasmonic Materials 