Fig. 3From: High-Performance Multifunctional Photodetector and THz Modulator Based on Graphene/TiO2/p-Si HeterojunctionPerformance of graphene/TiO2/p-Si heterojunction. a The spectra-dependent responsivity and external quantum efficiency of graphene/TiO2/p-Si heterojunction. b The spectra-dependent detectivity of graphene/TiO2/p-Si heterojunctionBack to article page