Figure 11
From: Multiple electron transporting layers and their excellent properties based on organic solar cell

Normalized photoluminescence spectra. Black line represents the AZO layer, the red line represents the AZO/PFN layer.
From: Multiple electron transporting layers and their excellent properties based on organic solar cell

Normalized photoluminescence spectra. Black line represents the AZO layer, the red line represents the AZO/PFN layer.