Enhancement of the Pitting Corrosion Resistance of AISI 316LVM Steel with Ta-Hf-C/Au Bilayers for Biomedical Applications

Figure 3

Polarization curves of the coatings with and without the gold interlayer. (a) Steel and gold, (b) TaC with and without the gold layer, (c) HfC with and without the gold layer, (d) mixture of 30TaC and 70HfC with and without the gold layer, and (e) mixture of 70TaC and 30HfC with and without the gold layer.

(a)

(b)

(c)

(d)

(e)