Fig. 3: Interlayer carrier transfer and exciton diffusion process with various organic layer thicknesses.

a The DFT calculations of charge distribution from 2D to 3D organic-inorganic structures. b Normalized time-resolved PL decay profiles of tetracene layer in tetracene/MoS2 heterostructures with various thicknesses. c The electron transfer rates (red line) and the carrier extraction efficiency (blue line) in tetracene/MoS2 O-I heterojunction. d The results of the exciton diffusion length with different organic layer thicknesses.