fig8

Figure 8. (A) Atomic structures of four ZnO/MAPbI₃ interfaces. Colors in (A): red balls are O; silver balls are Zn; cyan balls are N; brown balls are C; purple balls are H; white balls are I, and gray balls are Pb. Reproduced with permission^[93]. Copyright 2019, American Chemical Society; (B) Structures for three TiO₂/GaP heterojunctions that can achieve the atomic-matched interface. Colors in (B): grey balls are Ti; red balls are O; brown balls are Ga; purple balls are P. The green dashed lines represent the interfacial planes. Reproduced with permission^[12]. Copyright 2019, American Chemical Society.