Nonlinear Scattering by Anisotropic Dielectric Periodic Structures

Figure 3

The field intensity at frequency 𝜔₃=𝜔₁+𝜔₂ radiated in the reverse (|𝐹_𝑟|²: red solid line) and forward (|𝐹_𝑡|²: black dash-dot line) directions of the 𝑧-axis at Θ_𝑖1=30^∘; Θ_𝑖2=45^∘, 𝑁=7, 𝑑₁=0.08 mm, 𝑑₂=0.05 mm, and 𝜔₂=1.135×10¹³s⁻¹.