Fig. 1. (Color online) Schematic diagram of (a) mechanically exfoliated graphene on SiO₂/Si substrate, (b) metal in contact with graphene, (c) fabrication of PMMA window on graphene FET for electrochemistry study, and (d) optical image of graphene FET under PMMA window.

Applied Science and Convergence Technology 2019;28:51~54 https://doi.org/10.5757/ASCT.2019.28.3.51

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