Nanopinholes-Based Optical Superlens

<table>Results of electromagnetic field analysis for incident
wavelength varying from 400 nm to 750 nm. (a) <svg height="10.325" id="M93" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 15.175 10.325" width="15.175" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,10.325)">
<g transform="translate(72,-63.74)">
<text transform="matrix(1,0,0,-1,-71.95,63.79)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝐻</tspan>
</text>
</g>
</g>
</svg>-field intensity <svg height="16.75" id="M94" style="vertical-align:-2.21957pt" version="1.1" viewbox="0 0 26.112499 16.75" width="26.112499" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,16.75)">
<g transform="translate(72,-58.6)">
<text transform="matrix(1,0,0,-1,-71.95,60.86)">
<tspan style="font-size: 12.50px; " x="0" y="0">|</tspan>
<tspan style="font-size: 12.50px; " x="2.5006001" y="0">𝐻</tspan>
<tspan style="font-size: 12.50px; " x="13.415719" y="0">|</tspan>
</text>
<text transform="matrix(1,0,0,-1,-56.03,66.03)">
<tspan style="font-size: 8.75px; " x="0" y="0">2</tspan>
</text>
</g>
</g>
</svg> distribution versus propagation distance <i>z</i>.
(b) <svg height="10.325" id="M95" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 12.225 10.325" width="12.225" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,10.325)">
<g transform="translate(72,-63.74)">
<text transform="matrix(1,0,0,-1,-71.95,63.79)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝐸</tspan>
</text>
</g>
</g>
</svg>-field intensity <svg height="16.75" id="M96" style="vertical-align:-2.21957pt" version="1.1" viewbox="0 0 23.625 16.75" width="23.625" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,16.75)">
<g transform="translate(72,-58.6)">
<text transform="matrix(1,0,0,-1,-71.95,60.86)">
<tspan style="font-size: 12.50px; " x="0" y="0">|</tspan>
<tspan style="font-size: 12.50px; " x="2.5006001" y="0">𝐸</tspan>
<tspan style="font-size: 12.50px; " x="11.427742" y="0">|</tspan>
</text>
<text transform="matrix(1,0,0,-1,-58.02,66.03)">
<tspan style="font-size: 8.75px; " x="0" y="0">2</tspan>
</text>
</g>
</g>
</svg> distribution versus propagation distance.</table>

Physics Research International

Nanopinholes-Based Optical Superlens

Figure 5