Spectroscopic Evaluations of Interfacial Oxidative Stability of Phosphonic Nanocoatings on Magnesium

Table 1

XPS determined % atomic concentrations of bulk Mg alloy and SAMs on Mg alloy.

Sample	Mg 1s	C 1s	O 1s	P 2p
Mg (control)	11.14 ± 2.2	27.5 ± 3.1	60.7 ± 3.7	—
OPDA	2.67 ± 0.2	59.7 ± 1.9	35.3 ± 1.2	1.73 ± 0.1