Research Article

Preparation and Properties of Biphasic Calcium Phosphate Scaffolds Multiply Coated with HA/PLLA Nanocomposites for Bone Tissue Engineering Applications

Figure 4

ESEM images of the morphologies and microstructures of the BCP scaffolds coated with different layers of HA/PLLA nanocomposites: (a) without coating, (b) monolayer coating, (c) two-layer coating, (d) three-layer coating, (e) four-layer coating, and (f) five-layer coating.
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