fig3

Figure 3. (A) Schematic illustration of nucleation and crystal growth procedures of CsPb_1-xTb_xI₂Br perovskite films and passivation by γ-CsPb_1-xTb_xI₂Br QDs. Copyright from Ref^[63]. (B) Schematics of the crystallization processes of the control and optimized perovskite with precursors of HCOOCs and HPbX₃. Copyright from Ref^[38]. (C) Schematically illustrated formation process of CsPbI₂Br with Cs-acid and DMAPbX₃ as precursor Copyright from Ref^[39].