Research Article

Fabrication of Bilayer Coating of Poly(3,4-ethylenedioxythiophene)-Halloysite/Chitosan and Mg2+/Sr2+-Doped HAP on Titanium Alloy for Biomedical Implant Applications: Physicochemical and In Vitro Biological Performances Studies

Figure 6

Contact angle measurement of (a) the alkali-treated Ti alloy, (b) PEDOT-HNT composite-coated Ti alloy, and (c) PEDOT-HNT/CS-HA and (d) PEDOT-HNT/CS-MHA bilayer composite-coated Ti alloy. In vitro biological studies of the bilayer coating.
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