Research Article

Synthesis of ZnO Nanoparticles to Fabricate a Mask-Free Thin-Film Transistor by Inkjet Printing

Figure 3

Photos of inkjet-printed patterns obtained from ZnO NPs ink (3 wt%) as a function: (a) microscope images; (b) the devices on a glass substrate on one paper.
710908.fig.003a
(a)
710908.fig.003b
(b)