Excitonic Solar Cells Using 2D Perovskite of (BA)2(FA)2Pb3I10

Using substrates at room temperature or at 110 °C, two-dimensional (2D) perovskite films and solar cells using mixed butylammonium (BA) and formamidinium (FA) cations, i.e., (BA)2(FA)n−1PbnI3n+1 (n...