Transparent light detection devices are attractive for emerging see-through applications such as augmented reality,smart windows and optical communications using light fidelity(Li-Fi).Herein,we presentflexible andtran...Transparent light detection devices are attractive for emerging see-through applications such as augmented reality,smart windows and optical communications using light fidelity(Li-Fi).Herein,we presentflexible andtransparentphotodetectors(PDs)using conductivepoly(3,4-ethylenedioxythiophene):polystyrene sulfonate(PEDOT:PSS):Ag nanowires(NWs)based nanofibres and zincoxide(ZnO)NWson a transparent and degradable cellulose acetate(CA)substrate.The electrospun(PEDOT:PSS):Ag NWbased nanofibres exhibit a sheet resistance of 11Ω/sq and optical transmittance of 79%(at 550 nm of wavelength).The PDs comprise of ZnO NWs,as photosensitive materials,bridging the electrode based on conductive nanofibres on CA substrate.The developed PDs exhibit high responsivity(1.10×106 A/W)and show excellent stability under dynamic exposure to ultraviolet(UV)light,and on both flat and curved surfaces.The eco-friendly PDs present here can degrade naturally at the end of life-thus offering an electronic waste-free solution for transparent electrodes and flexible optoelectronics applications.展开更多
基金supported in part by the Engineering and Physical Sciences Research Council through Hetero-Print Programme Grant(EP/R03480X/1).
文摘Transparent light detection devices are attractive for emerging see-through applications such as augmented reality,smart windows and optical communications using light fidelity(Li-Fi).Herein,we presentflexible andtransparentphotodetectors(PDs)using conductivepoly(3,4-ethylenedioxythiophene):polystyrene sulfonate(PEDOT:PSS):Ag nanowires(NWs)based nanofibres and zincoxide(ZnO)NWson a transparent and degradable cellulose acetate(CA)substrate.The electrospun(PEDOT:PSS):Ag NWbased nanofibres exhibit a sheet resistance of 11Ω/sq and optical transmittance of 79%(at 550 nm of wavelength).The PDs comprise of ZnO NWs,as photosensitive materials,bridging the electrode based on conductive nanofibres on CA substrate.The developed PDs exhibit high responsivity(1.10×106 A/W)and show excellent stability under dynamic exposure to ultraviolet(UV)light,and on both flat and curved surfaces.The eco-friendly PDs present here can degrade naturally at the end of life-thus offering an electronic waste-free solution for transparent electrodes and flexible optoelectronics applications.
