Research Article
Impact of Radii Ratios on a Two-Dimensional Cloaking Structure and Corresponding Analysis for Practical Design at Optical Wavelengths
Table 3
Variations in different parameters of an optical cloaking system for a radius ratio of 1.75.
| 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 | 0.725 | 0.78 | 1.1 | −0.1 | 2.55 | 0.36 | Red | 665 | 451 | 0.758 | 0.763 | 1.05 | −0.05 | 2.5 | 0.4 | Orange | 630 | 476 | 0.728 | 0.785 | 1.15 | −0.15 | 2.7 | 0.38 | Yellow | 600 | 500 | 0.735 | 0.77 | 1.05 | −0.05 | 2.5 | 0.38 | Green | 550 | 545 | 0.743 | 0.79 | 1.13 | −0.13 | 2.65 | 0.38 | Aqua | 490 | 612 | 0.738 | 0.75 | 1.01 | −0.01 | 2.4 | 0.38 | Blue | 470 | 638 | 0.743 | 0.745 | 1.1 | −0.1 | 2.6 | 0.39 | Indigo | 425 | 706 | 0.733 | 0.765 | 1.14 | −0.14 | 2.64 | 0.4 | Violet | 400 | 750 | 0.713 | 0.74 | 1.05 | −0.05 | 2.5 | 0.38 |
|
|