Figure 28.

Electrospinning and hot pressing of metal oxide materials: (a) SEM image of as-spun TiO₂/PVAc composite fibers fabricated by electrospinning from a DMF solution; (b) SEM image of TiO₂ PVAc composite fibers after hot pressing at 120 °C for 10 min; (c) SEM image of unpressed TiO₂ nanofibers after calcination at 450 °C; (d) SEM images with different magnifications of hot-pressed TiO₂ nanofibers after calcination at 450 °C. Reprinted with permission from [348]. Copyright 2006 American Chemical Society.