Fig. 8: Application of perovskite NCs in photodetectors. | npj Nanophotonics

Fig. 8: Application of perovskite NCs in photodetectors.

From: Halide Perovskite Nanostructures: Processing Methods and Optoelectronics Applications

Fig. 8

a Rise and fall times of the CsPbBr3 QD photodetector. b, c Dependence of photodetector responsivity and detectivity on light intensity under illumination at different wavelengths. d Dark and photocurrent measurements of ten batch-fabricated self-powered photodetectors. e Detectivity of the photodetector was measured using different methods. f Schematic illustration of the Si++/SiO2/Au/graphene/CsPbI3 QD device. g Schematic diagram of the heterojunction photodetector based on the ITO/ZnO/CsPbBr3-CsBr/Au structure. h, i Rise time and decay time of the device at 0 V. a Reproduced with permission from ref. 125. Copyright 2024, American Chemical Society; b, c Reproduced with permission from ref. 126. Copyright 2022, John Wiley and Sons; d, e Reproduced with permission from ref. 128. Copyright 2022, Springer Nature; f Reproduced with permission from ref. 129. Copyright 2024, American Chemical Society; g, h, i Reproduced with permission from ref. 131. Copyright 2023, John Wiley and Sons.

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