Study of Nanostructured Polymeric Composites Used for Organic Light Emitting Diodes and Organic Solar Cells

Figure 4

FE-SEM of a pure MEH-PPV (a) and a MEH-PPV+nc-TiO₂ (15 wt% of TiO₂) annealed in vacuum at 150°C (b).

(a)

(b)