Fig. 20: Perovskite photodetector arrays and flexible device integration.
From: Recent progress in the patterning of perovskite films for photodetector applications
a Structure of the hybrid perovskite PD. Reproduced with permission124, Copyright 2014, Springer Nature Limited. b Optical photo of a 100 μm-thick Cs2AgBiBr6/PVA (2 : 1 weight ratio). Reproduced with permission129, Copyright 2018, Royal Society of Chemistry. c Schematic showing the structure of an X-ray detector with a Cs2AgBiBr6/PVA composite film as an X-ray photoconductor. Reproduced with permission129, Copyright 2018, Royal Society of Chemistry. d Photo showing an array of X-ray detectors fabricated on a 100 μm-thick Cs2AgBiBr6/PVA composite film. Reproduced with permission129, Copyright 2018, Royal Society of Chemistry. e Photo showing an X-ray imager with 6 × 6 detectors fabricated on a 100 μm-thick Cs2AgBiBr6/PVA composite film. Reproduced with permission129, Copyright 2018, Royal Society of Chemistry. f Photocurrent contrast between the pixels resolving the “F” pattern of a molybdenum foil. Reproduced with permission129, Copyright 2018, Royal Society of Chemistry. g Schematic of the photolithographic patterning of MAPbI3 films. Reproduced with permission125. Copyright 2016 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim. h Structure of an organic perovskite photodiode for patterned device. Reproduced with permission125. Copyright 2016 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim. i Schematic of the device structure. Inset: The design of a complex circuit. Reproduced with permission115. Copyright 2018 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim. j SEM image of a PD array and a magnified image of a single pixel in the device (scale bar is 20 µm). Reproduced with permission115. Copyright 2018 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim. k Optical image of 10 × 10 pixelated flexible PD arrays. Reproduced with permission115. Copyright 2018 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim. l Schematic of the light spot moving process. Reproduced with permission115. Copyright 2018 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim. m Schematic of a flexible PD array to detect multipoint light distribution. Reproduced with permission115. Copyright 2018 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim. n Cross-sectional TEM image of a (FASnI3)0.6(MAPbI3)0.4 perovskite PD. Reproduced with permission162. Copyright 2019 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim. o Schematic of a 12 × 12 matrix indium-gallium-zinc oxide (IGZO) thin film transistor (TFT) array and a single pixel of perovskite PDs integrated with IGZO TFTs. Reproduced with permission162. Copyright 2019 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim. p Photo of a 12 × 12 matrix IGZO TFT array. Reproduced with permission162. Copyright 2019 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim. q Dark and photocurrent maps of a 10 × 10 perovskite-based photodiode array under 850 nm incident light with 1374 mW cm−2 illumination biased at −0.1 V. Reproduced with permission162. Copyright 2019 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim
