@article{259256, author = {Ming Tang and Yuanyuan Fan and Dounya Barrit and Ruipeng Li and Hoang Dang and Siyuan Zhang and Timothy Magnanelli and Nhan Nguyen and Edwin Heilweil and Christina Hacker and Detlet-M Smilgies and Kui Zhao and Aram Amassian and Thomas Anthopoulos}, title = {Efficient hybrid mixed-ion perovskite photovoltaics: in situ diagnostics of the roles of cesium and potassium alkali cation addition}, year = {2020}, number = {4}, month = {2020-06-19}, publisher = {Solar RRL}, doi = {https://doi.org/10.1002/solr.202000272}, language = {en}, }