Fig. 5: Screening of 2D AgBi iodide perovskites with high synthesis feasibility and experiment validation.

a The schematic illustration of step-by-step screening for the prediction set. b The optical image of (C6H11NH3)4AgBiI8, (FC6H4CH2NH3)4AgBiI8, (ClC6H4CH2NH3)4AgBiI8, (BrC6H4CH2NH3)4AgBiI8, (FC6H4C2H4NH3)4AgBiI8·H2O, (C6H5C3H6NH3)4AgBiI8·H2O, (NHC5H4C2H4NH3)2AgBiI8, and (NH3C6H4CH2NH3)2AgBiI8.