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

Table 1

RF applied power to the Ta and Hf targets and the thicknesses and TaC and HfC phase contents determined through XPS analyses.

Sample	RF power, Ta target (W)	RF power, Hf target (W)	Thickness (m)	TaC at.%	HfC at.%
TaC	100	0	1.6	100	0
70TaC-30HfC	70	30	1.1	75	25
30TaC-70HfC	30	70	1.1	21	79
HfC	0	100	1.4	0	100