High Absorption and Second-Harmonic Generation in Split Ring Resonator Multilayer Nanostructure

Figure 8

The distribution of fundamental frequency fields (a) 𝐸_𝑥⁽¹⁾ and (b) 𝐸_𝑦⁽¹⁾ inside the central dielectric layer at wavelength 1518 nm. The distribution of second-harmonic fields (c) 𝐸_𝑥⁽²⁾ and (d) 𝐸_𝑦⁽²⁾ in the same position at wavelength 759 nm.

(a)

(b)

(c)

(d)