Fig. 3

The SEM images of ITO NWs prepared by a 200 nm and b 670 nm PS spheres for 20 min. The morphology of ITO NWs prepared for c 5 min and d 15 min with same size diameter PS spheres
The SEM images of ITO NWs prepared by a 200 nm and b 670 nm PS spheres for 20 min. The morphology of ITO NWs prepared for c 5 min and d 15 min with same size diameter PS spheres