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. 2014 Jun 13;4:5286. doi: 10.1038/srep05286

Figure 4. Extinction coefficient data of the thin film OPV blend and pure constituent samples.

Figure 4

a.) Pure PCDTBT and PC71BM thin films. b.) Data for the low, medium and high Mn OPV blend layers. c.) A linear combination mixing model based on the neutron reflectivity derived composition for the OPV films.