Design of Matched Absorbing Layers for Surface Plasmon-Polaritons

<table>Magnitude of the surface field calculated using the local impedance boundary condition and the first nonlocal correction for case I. The boundary between the two metals is at <svg height="14.6" id="M108" style="vertical-align:-3.13504pt" version="1.1" viewbox="0 0 42.012501 14.6" width="42.012501" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,14.6)">
<g transform="translate(72,-60.32)">
<text transform="matrix(1,0,0,-1,-71.95,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑥</tspan>
</text>
<text transform="matrix(1,0,0,-1,-65.07,60.37)">
<tspan style="font-size: 8.75px; " x="0" y="0">1</tspan>
</text>
<text transform="matrix(1,0,0,-1,-56.73,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">=</tspan>
<tspan style="font-size: 12.50px; " x="12.040389" y="0">0</tspan>
</text>
</g>
</g>
</svg> and, to facilitate the visualization of the interaction of the SPP with the metal-metal boundary, the region of the grating is not shown.</table>

Advances in OptoElectronics

Design of Matched Absorbing Layers for Surface Plasmon-Polaritons

Figure 5