fig7

Figure 7. (A) Diagram of the degradation process for MAPyA under 100 °C and MAPyA treatment of CsPbI₃ films. This figure is quoted with permission from Ref.^[146], Copyright © 2020 American Chemical Society; (B) Theoretical models for the interaction between undercoordinated Pb²⁺ and BMBC; (C) J-V curves of CsPbI_3-xBr_x IPSCs with different post-treatment methods in the reverse scan under simulated AM1.5 sunlight. (B and C) are quoted with permission from Ref.^[40], Copyright © 2023 Wiley-VCH; (D) Illustration of PLA modification for preparing inorganic perovskite. This figure is quoted with permission from Ref.^[147], Copyright © 2023 Wiley-VCH; (E) Schematic illustration of the device and the Th-NI treatment of the CsPbI₂Br film. This figure is quoted with permission from Ref.^[151], Copyright © 2020 American Chemical Society. BMBC: Boc-S-4-methoxy-benzyl-L-cysteine; BBC: Boc-S-benzyl-L-cysteine; FMBC: N-Fmoc-S-4-methoxy-benzyl-L-cysteine; HI: hydrogen iodide; IPSCs: inorganic perovskite solar cells; ITO: indium tin oxide; MA: methylamine; MAPyA: methylammonium pyridine-2-carboxylate; PCE: power conversion efficiency; PLA: poly(lactic acid).