Fig. 2From: Transcrystalline growth of PLLA on carbon fiber grafted with nano-SiO2 towards boosting interfacial bonding in bone scaffold(a) FTIR spectra of nano-SiO2 and CF before and after modification by KH560 and KH550, respectively. (b) Wide-scan survey XPS spectra of CF, CF-KH550 and CF-SiO2–2. XPS curve fitting of the C1s peak of CF (c) and CF-KH550 (d) and the Si2p peak of CF-KH550 (e) and CF-SiO2–2 (f)Back to article page