Research Article
Impact of Radii Ratios on a Two-Dimensional Cloaking Structure and Corresponding Analysis for Practical Design at Optical Wavelengths
Table 4
Variations in different parameters of an optical cloaking system for a radius ratio of 1.5.
| Color of light | Wavelength (nm) | Frequency (THz) | Transmitted field | Transmitted field beyond slab | Transmission coefficient | Reflection coefficient | Refractive index (real) | Refractive index (imaginary) |
| Dark red | 700 | 429 | 0.762 | 0.718 | 1.11 | −0.11 | 3.14 | 0.08 | Red | 665 | 451 | 0.753 | 0.74 | 1.04 | −0.05 | 3.1 | 0.1 | Orange | 630 | 476 | 0.753 | 0.72 | 1.15 | −0.15 | 3.15 | 0 | Yellow | 600 | 500 | 0.765 | 0.683 | 1.08 | −0.08 | 3.14 | 0.03 | Green | 550 | 545 | 0.778 | 0.713 | 1.15 | −0.15 | 3.2 | 0 | Aqua | 490 | 612 | 0.753 | 0.695 | 1.04 | −0.04 | 3.1 | 0.13 | Blue | 470 | 638 | 0.78 | 0.7 | 0.67 | 0.33 | 2.1 | 0.58 | Indigo | 425 | 706 | 0.755 | 0.72 | 1.14 | −0.14 | 3.15 | 0 | Violet | 400 | 750 | 0.783 | 0.738 | 1.13 | −0.13 | 3 | 0.15 |
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