Fig. 6From: Reduced Graphene Oxide nano-composites layer on fiber optic tip sensor reflectance response for sensing of aqueous ethanolCross-sectional SEM image of reduced graphene oxide layers deposited on optical fiber tip for concentrations (a) 0.2 mg/mol (b) 0.6 mg/mol (c) 0.75 mg/mol (d) 1.0 mg/molBack to article page