Synthesis and Characterization of Drug-Loaded Poly(𝜺-caprolactone)/Silica Hybrid Nanofibrous Scaffolds

Figure 2

Typical FE-SEM images of the TCH-loaded PCL/silica hybrid nanofibrous scaffolds with various silica sol contents of (a) 0 vol%, (b) 10 vol%, (c) 15 vol%, and (d) 20 vol%.

(a)

(b)

(c)

(d)