Table 1.

The atomic concentrations (%) were calculated from XPS spectra for MNP-AIm_1, MNP-AIm_2 and MNP-AIm_PAAA.

Sample	Atomic Concentrations (%)
	Fe	C	O	N	Na
MNP-AIm_1	46.95	11.891	40.326	0.833	-
MNP-AIm_2	41.253	16.213	40.437	1.841	0.256
MNP-AIm_PAAA	22.870	30.242	45.478	1.41	-