UV-Ozone Treatment on Cs<sub><b>2</b></sub>CO<sub><b>3</b></sub> Interfacial Layer for the Improvement of Inverted Polymer Solar Cells

<table>Schematic diagram of inverted configuration polymer solar cells and its energy level alignment.</table>

Journal of Nanomaterials

Figure 1: UV-Ozone Treatment on Cs<sub><b>2</b></sub>CO<sub><b>3</b></sub> Interfacial Layer for the Improvement of Inverted Polymer Solar Cells 