Fig. 6

SEM images and elemental mapping of epoxy coating (A), GO-epoxy coating (B) and GO-TTA-epoxy coating (C) samples. (A) Epoxy coating, (B) GO-Epoxy coating, (C) GO-TTA-Epoxy coating.

SEM images and elemental mapping of epoxy coating (A), GO-epoxy coating (B) and GO-TTA-epoxy coating (C) samples. (A) Epoxy coating, (B) GO-Epoxy coating, (C) GO-TTA-Epoxy coating.