Figure 6From: Fabrication of biocompatible and mechanically reinforced graphene oxide-chitosan nanocomposite filmsSEM images of GO-chitosan and GO/chitosanmix films, respectively. a. GO-chitosan film-surface image; b. GO-chitosan film fracture-surface image; c. GO/chitosan mix film-surface image; d. GO/chitosan mix film fracture-surface image.Back to article page