Enhanced Stem Cell Osteogenic Differentiation by Bioactive Glass Functionalized Graphene Oxide Substrates

Figure 4

SEM images (a), EDS spectra (b), and Raman spectra (c) of different samples with 1000°C reaction temperature: (A) DGO, (B) 1 wt.% DGO/BG, (C) 5 wt.% DGO/BG, and (D) BG.

(a)

(b)

(c)