Broad Distribution of Local I/Br Ratio in Illuminated Mixed Halide Perovskite Films Revealed by Correlative X-ray Diffraction and Photoluminescence
arXiv:2101.00645
Abstract
Photo-induced phase-segregation in mixed halide perovskite MAPb(BrxI1-x)3 is investigated in the full compositional range by correlative X-ray diffraction and photo-luminescence experiments.
18 pages, 4 figures + Supporting Information