Research Article

Characterization by Confocal Laser Scanning Microscopy of the Phase Composition at Interfaces in Thick Films of Polymer Blends

Table 1

Samples average thickness (range bar: ±0.3 μm). P3HT : PCBM ratio in increasing P3HT relative content.

Sample 1 : 2 Sample 1 : 1 Sample 2 : 1

Unfiltered samples
1.1 μm1.1 μm1.2 μm

Filtered samples
1.2 μm 4 μm 1.2 μm