Fig. 4From: Optical Properties of Al-Doped ZnO Films in the Infrared Region and Their Absorption ApplicationsThe real part and imaginary part of epsilon of AZO films with different thicknesses, which was calculated from n and k (\( \overset{\sim }{\varepsilon_r}={n}^2-{k}^2+i\ast 2 nk \))Back to article page