Nano-Pr₂O₃ Doped PVA + Na₃C₆H₅O₇ Polymer Electrolyte Films for Electrochemical Cell Applications

Figure 4

DSC curves of pure PVA and polymer electrolyte films of compositions: PVA (90%) + Sodium Citrate (10%) + nano-Pr₂O₃ (1 to 4%).