fig1
![Trilayer PVDF nanocomposites with significantly enhanced energy density and energy efficiency using 0.55Bi<sub>0.5</sub>Na<sub>0.5</sub>TiO<sub>3</sub>-0.45(Sr<sub>0.7</sub>Bi<sub>0.2</sub>)TiO<sub>3</sub> nanofibers](https://image.oaes.cc/3c330cfe-7b0f-4ea6-a8c6-45fecdee8858/5366.fig.1.jpg)
Figure 1. Schematic of the fabrication process for 0.55Bi0.5Na0.5TiO3-0.45(Sr0.7Bi0.2)TiO3 (BNT-BST)/ polyvinylidene difluoride (PVDF) nanocomposites. (i) Configuring the sol-gel of BNT-BST. (ii) Mixing of polyvinylpyrrolidone and BNT-BST sol-gel. (iii) Electrospinning process. (iv) Dispersion process of BNT-BST nanofibers in PVDF. (v) Solution-casting process. (vi) Schematic of nanocomposites.