Metal Halide Perovskite Polycrystalline Films Exhibiting Properties of Single Crystals

Roberto Brenes, Dengyang Guo, Anna Osherov, Nakita K. Noel, Christopher Eames, Eline M. Hutter, Sandeep K. Pathak, Farnaz Niroui, Richard H. Friend, M. Saiful Islam, Henry J. Snaith, Vladimir Bulović, Tom J. Savenije, Samuel D. Stranks^*