Effect of Zirconium Oxide Nanofiller and Dibutyl Phthalate Plasticizer on Ionic Conductivity and Optical Properties of Solid Polymer Electrolyte

Figure 6

(a) Plot of 𝛼 versus ℎ𝜐 (photon energy); (b) plot of (𝛼ℎ𝜐)² versus ℎ𝜐 (direct band gap); (c) plot of (𝛼ℎ𝜐)^1/2 versus ℎ𝜐 (indirect band gap) for (A) pure PEO; (B) PEO and LiSO₃CF₃; (C) PEO and LiSO₃CF₃ and DBP; (D) PEO and LiSO₃CF₃ and DBP + ZrO₂.

(a)

(b)

(c)