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Table 1 Results of XPS investigations, with surface concentrations given in atomic % (at%), performed for polished AM50 samples and AM50 substrates in contact for distinct periods with aqueous (aq.) biopolymer formulations containing laccase and maltodextrin

From: Implementation of diverse non-centrosymmetric layer concepts for tuning the interface activity of a magnesium alloy

Sample

[N] (at.%)

[C]total (at.%)

[C*–O]/[C]total

[Mg]total (at.%)

[Mg0]/[Mg]total

AM50, polished

29.1

0.18

23.5

0.23

AM50, 15 s immersion in aq. laccase

1.9

31.2

0.25

25.8

0.24

AM50, 60 s immersion in aq. laccase

1.5

33.4

0.26

18.0

AM50, 30 min immersion in aq. laccase

2.6

40.1

0.34

13.8