Carbon Nanofibers Coated with Silicon/Calcium-Based Compounds for Medical Application

Figure 2

AFM images of (a) ECNF and (b) ECNF-Si/Ca functionalized nanofibers in SiO₂-CaO sol (c) after 3-day incubation and (d) after 14-day incubation in SBF.

(a)

(b)

(c)

(d)