Electrospinning of Nanofibers and Their Applications for Energy Devices
Figure 7
SEM images of (a) electrospun TiO2 NWs on a flat substrate (adapted from [60]). (b) Anatase TiO2 NWs prepared by hydrothermal method (reproduced from [61]). (c) TiO2 NWs prepared by sol-gel synthesis method at 400°C (reproduced from [59]).
