Fig. 5From: Transcrystalline growth of PLLA on carbon fiber grafted with nano-SiO2 towards boosting interfacial bonding in bone scaffoldSEM images of (a-a1) PLLA, (b-b1) PLLA/CF and (c-c1) PLLA/CF-SiO2–2 specimens after after holding for 12 min at 135 °C. (a1), (b1) and (c1) are the higher magnification images of CF surfacesBack to article page