Titanium Coated with Graphene and Niobium Pentoxide for Biomaterial Applications

Figure 5

Water drops on the surface. (a) cp Ti-GO (hydrophilic). (b) cp Ti-NB (hydrophobic). (c) cp Ti-NBGO (hydrophilic). (d) cp Ti hydrophilic.

(a)

(b)

(c)

(d)