Synergistic Effect of Carbon Nanotubes and Graphene on Diopside Scaffolds

Figure 3

Surface morphologies of the scaffolds after immersing for (a) 7 days, (b) 14 days, and (c) 21 days; cross-sectional view of the scaffolds for (d) 7 days, (e) 14 days, and (f) 21 days and (g) changes in apatite layer thickness on the scaffolds as a function of soaking time.

(a)

(b)

(c)

(d)

(e)

(f)

(g)