Optimized Loading of TiO₂ Nanoparticles into Electrospun Polyacrylonitrile and Cellulose Acetate Polymer Fibers

Figure 7

SEM images and fiber diameter distribution (d) of 16 wt% CA and different loading of TiO₂ nanoparticles at 16 wt% CA (a), 0.2 wt% (b), and 0.4 wt% (c) electrospun at 15 cm distance and 22 kV voltage.

(a)

(b)

(c)

(d)