Investigation of Roughness, Morphology, and Wettability Characteristics of Biopolymer Composite Coating on SS 316L for Biomedical Applications

Figure 8

Contact angle of the (a) neat chitosan-coated 316L SS substrate, (b) nanosilver in CS-based composite-coated 316L SS substrate, (c) biotin in CS-based composite-coated 316L SS substrate, and (d) biotin and nanosilver in CS-based composite-coated 316L SS substrate.

(a)

(b)

(c)

(d)