Fig. 4

Interfacial hole transfer dynamics. Schematic illustrations of hole transfer at the a ITO/MAPbI3 or b ITO/F4TCNQ-doped MAPbI3 interface

Interfacial hole transfer dynamics. Schematic illustrations of hole transfer at the a ITO/MAPbI3 or b ITO/F4TCNQ-doped MAPbI3 interface