Figure 2

Characterization of PDPB nanofibers and PDPB-ZnO light harvesting nanoheterojunction.

(a) X-ray diffraction patterns (b) thermogravimetric analysis profile (c) FTIR spectra and (d) UV-Vis absorption spectra of ZnO (green), PDPB-ZnO (blue) and PDPB (red).