Figure 6.
(a) XPS depth profile of CO2-PIII-treated AZ31 alloy and polarization curves of untreated and CO2-PIII-treated AZ31 alloy in DMEM and SBF [115]. (b) XPS depth profile, polarization curve in SBF and corrosion in SBF for 18 h of Zn-PIII-treated pure Mg [116]. (c) XPS depth profile, GIXRD pattern and polarization curve in SBF of Al-PIII-treated pure Mg [117].