Figure 6

(a) SEM image of perovskite MAPbI3 surface without bending. (b) SEM image of perovskite MAPbI3 after bending with the angle of 60° for 300 cycles. (c) SEM image of perovskite MAPbI3 after bending with the angle of 180for 300 cycles.

(a) SEM image of perovskite MAPbI3 surface without bending. (b) SEM image of perovskite MAPbI3 after bending with the angle of 60° for 300 cycles. (c) SEM image of perovskite MAPbI3 after bending with the angle of 180for 300 cycles.