Figure 3

Top-view FE-SEM images of AgNW@nanopaper prepared by (a) filtration coating, (c) bar coating and (e) spin coating, and AgNW@PET film prepared by (b) drop coating, (d) bar coating and (f) spin coating. AgNW, silver nanowire; FE-SEM, field emission-scanning electron microscopy; PET, polyethylene terephthalate.