Fig. 3From: Solution-Processed Hybrid Light-Emitting Devices Comprising TiO2 Nanorods and WO3 Layers as Carrier-Transporting LayersSide view SEM images of TiO2 a nanoparticles, b 100, c 200, and d 300-nm-height nanorods, and e compact layer; top view SEM images of TiO2 f nanoparticles, g 100, h 200, and i 300-nm-height nanorods and j compact layer; k EDX spectrum of 300-nm-height TiO2 nanorodsBack to article page