Enhancement of Photon Absorption on Ba_𝑥Sr_1−𝑥TiO₃ Thin-Film Semiconductor Using Photonic Crystal

Figure 8

Relation between wavelength and attenuation constant of BST thin films without (a) and with (b) photonic crystals for mole fraction 𝑥=0.25(---Δ---), 𝑥=0.35(---□---), 𝑥=0.45(---○---) and 𝑥=0.55(---◊---).

(a)

(b)