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. 2019 Jan 30;9(2):169. doi: 10.3390/nano9020169

Figure 1.

Figure 1

(a) Schematic representation of the fabrication steps for the fully printed ZnO electrolyte-gated transistors (EGTs). (b,c) Topographical view of the screen-printed layer using ZnO10 ink. (d,e) Topographical view of the screen-printed layer using ZnO40 ink.