International Journal of Photoenergy / 2015 / Article / Fig 4

Research Article

Homogenized Poly(3-hexylthiophene)/Methanofullerene Film by Addition of End-Functionalized Compatibilizer and Its Application to Polymer Solar Cells

Figure 4

Optical microscopy photos (100) of the distribution of aggregated PCBM domains in annealed (150°C, 30 min) P3HT/HOC-P3HT-COH/PCBM (1 : 0.1 : 1) film across a 2 cm × 3 cm glass substrate (edge: regions 1 and 5; center: region 3).

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