Figure 2.

Various forms of interfaces: (a) coherent interface, (b) semicoherent interface, and (c) incoherent interface. Reprinted with permission from ref (41). Copyright 2023 American Chemical Society. (d) Band offset of perovskites under in-plane strain. Reprinted with permission from ref (45). Copyright 2021 Royal Society of Chemistry. (e) Nature of interfaces between two materials based on their interaction. Reprinted with permission from ref (41). Copyright 2023 American Chemical Society. (f) Lattice mismatch between various monolayered A₂′PbI₄ perovskites and MAPbI₃. Reprinted with permission from ref (44). Copyright 2018 American Chemical Society.