Fig. 10

The graphs of (a) the first derivative of T \(\:\left(\frac{dT}{d\lambda\:}\right)\), (b) the first derivative of R \(\:\left(\frac{dR}{d\lambda\:}\right)\), (c) \(\:ln\left(A\right)\) against hv were illustrated for polar PVA and PVA/NiMC films.