Electrospinning of Nanofibers and Their Applications for Energy Devices

Figure 9

(a) Schematic diagrams showing crystalline structures of PVDF: (top) nonpolar and (bottom) polar. (b) Scanning electron microscope (SEM) image of a nanogenerator comprised of a single PVDF nanofiber, two metal contact electrodes, and a plastic substrate. (c) Schematic diagrams showing crystalline structures of PZT (adapted from [114, 115]).

(a)

(b)

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