Fig. 3

(a) CMT and (b) Fano-fitting of the quasi-BIC transmission spectra (red solid line) at Δt = 700 nm. Top view of |E| field distribution (color) and surface current distribution (white arrows) on the x–y plane at (c) 9.04 THz and (d) 10.12 THz.

(a) CMT and (b) Fano-fitting of the quasi-BIC transmission spectra (red solid line) at Δt = 700 nm. Top view of |E| field distribution (color) and surface current distribution (white arrows) on the x–y plane at (c) 9.04 THz and (d) 10.12 THz.