Figure 6.

Scanning electron microscopy (SEM) and high-resolution transmission electron microscopy (HRTEM) micrographs. SEM micrographs of (a) carbon nanofiber/polyaniline-supported platinum (CNF/PANI-Pt) and (b) carbon nanofiber/carbonized polyaniline-supported platinum (CNF/HPANI-Pt); HRTEM micrographs of (c) CNF/PANI-Pt and (d) CNF/HPANI-Pt.