Water Absorption and Diffusion Characteristics of Nanohydroxyapatite (nHA) and Poly(hydroxybutyrate-co-hydroxyvalerate-) Based Composite Tissue Engineering Scaffolds and Nonporous Thin Films

Figure 4

SEM micrographs of (a) 10% nHA in 50/50 PHBV/PLLA composite scaffold; (b) EDX spectrum; (c) Mapping of Ca and P.