Review Article
Subwavelength Plasmonic Waveguides and Plasmonic Materials
Table 2
The lengths of evanescent tails at different wavelengths for metal-insulator boundary.
| Wavelength | 0.5 μm | 1.55 μm | 10.5 μm | 300 μm |
| Frequency | 600 THz | 193 THz | 28 THz | 1 THz | | −36.5 + 9.4 | −252 + 46 | −8e3 + 5.2e3 | −6e4 + 9e4 | | 1.0 | 1.0 | 1.0 | 1.0 | Decay factor | 0.1678 | 0.0631 | 0.0112 | 0.0041 | Tail length | 0.23 μm | 1.95 μm | 74.7 μm | 5800 μm | Relative tail length | 0.47 | 1.26 | 7.12 | 19.49 |
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