Here, we present a protocol to adjust the properties of solution-processed CH3NH3PbI3 through the incorporation of monovalent cation additives in order to achieve highly efficient perovskite solar cells.
Abdi-Jalebi, M., Dar, M. I., Sadhanala, A., Senanayak, S. P., Grätzel, M., Friend, R. H. Monovalent Cation Doping of CH3NH3PbI3 for Efficient Perovskite Solar Cells. J. Vis. Exp. (121), e55307, doi:10.3791/55307 (2017).