Fig. 7From: Red Light-Emitting Diodes with All-Inorganic CsPbI3/TOPO Composite Nanowires Color Conversion FilmsPerformances of CsPbI3/TOPO composite-converted red LEDs under different driving current. a I–V, b L–I, c EQE–I curves, d EL spectra. The inset is an optical photograph of a color-converted red LED at 50 mABack to article page