In this work, we have expected that the blending of two polymer matrices (PVDF-HFP and PVA) could reduce
the crystalline phase of polymer gel and could enhance the capacity of liquid electrolyte which would result in the
higher efficiency and the long-term stability of DSSC. Moreover, adding nanoparticles into polyblend gels could
also improve the efficiency of DSSC. Thus, in this paper, we prepared the polymer gel electrolytes of PVDFHFP/PVA
blends at concentration of 10 wt% with a fixed ratio of PVDF-HFP/PVA at 8:2. Also, the influence of
addition of TiO2 and SiO2 nanoparticles at concentration of 0.25 - 2.0 wt% to form nanocomposite gel electrolytes
was studied and discussed