Fig. 6From: Transcrystalline growth of PLLA on carbon fiber grafted with nano-SiO2 towards boosting interfacial bonding in bone scaffold(a) The images of tensile specimens with a dumbbell shape. (b) The images of specimens before and after tensile tests. (c) Tensile stress-strain curves of PLLA, PLLA/CF and PLLA/CF-SiO2 specimens. (d) Strength and modulus of PLLA, PLLA/CF and PLLA/CF-SiO2 specimens. * denotes p < 0.05 compared with the PLLA scaffold specimenBack to article page