Table 1 Plasmonic Cloak operating at 4 GHz (b) and ordinary all dielectric cloaks (c–h) operating at 25 GHz with detailed parameters of the design procedure.
From: Towards Printable Natural Dielectric Cloaks via Inverse Scattering Techniques
Case | f c | b | ε 2 (or starting guess) | DoAs | Φ |
|---|---|---|---|---|---|
(b) Plasm-cloak | 4 GHz | 0.16λ | ε 2 = −7.64ε 0 | Omnidirectional | Analytical Synthesis |
(c) Diel-cloak | 25 GHz | 1λ | ε 2 = +3.50ε 0 | θ ν = kπ with k = 0, 1 | Φ = 9.98 · 10−7 |
(d) Diel-cloak | 25 GHz | 2λ | ε 2 = +3.50ε 0 | θ ν = kπ with k = 0, 1 | Φ = 9.98 · 10−7 |
(e) Diel-cloak | 25 GHz | 1λ | ε 2 = +5.50ε 0 | θ ν = kπ/2 with k = 0,., 3 | Φ = 2.15 · 10−5 |
(f) Diel-cloak | 25 GHz | 2λ | ε 2 = +5.50ε 0 | θ ν = kπ/2 with k = 0,., 3 | Φ = 7.33 · 10−5 |
(g) Diel-cloak | 25 GHz | 1λ | ε 2 = +4.50ε 0 | θ ν = kπ/4 with k = 0,., 7 | Φ = 8.84 · 10−3 |
(h) Diel-cloak | 25 GHz | 2λ | ε 2 = +4.50ε 0 | θ ν = kπ/4 with k = 0,., 7 | Φ = 3.46 · 10−5 |
