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. 2015 Jun 24;10(6):e0130774. doi: 10.1371/journal.pone.0130774

Fig 4. Open circuit potentials (a) and potentiodynamic polarization curves (b) of the uncoated Ti, TiN-coated Ti, and TaN-coated Ti in AS, AS-S.mu, and AS-A.vi solutions, respectively.

Fig 4

The inset table in (b) shows the corrosion current density (I corr) of the samples.