Fig. 1: Interphasal and Interfacial Interactions in UFG/PEI Nanocomposite Coatings on AA 7075 substrates. | npj Materials Degradation

Fig. 1: Interphasal and Interfacial Interactions in UFG/PEI Nanocomposite Coatings on AA 7075 substrates.

From: Mechanistic origins of corrosion protection of aluminum alloys by graphene/polyetherimide nanocomposite coatings

Fig. 1

a Schematic illustrating the increased length of ion-diffusion pathways upon embedding of graphene within PEI; b a schematic of the interphase region created through inclusions of UFG with the PEI matrix; and (c) schematic illustrating interphase and interfacial regions that together form an effective barrier protecting AA 7075 substrates from corrosion.

Back to article page