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. 2021 Jan 6;8(5):2002658. doi: 10.1002/advs.202002658

Figure 7.

Figure 7

a) Nyquist plots, b) impedance–frequency Bode plots, and c) phase–frequency Bode plots of pure epoxy‐coated steel. d) Nyquist plots, e) impedance–frequency Bode plots, and f) phase–frequency Bode plots of 7 wt% NiAl‐LDH/G/epoxy‐coated steel. g‐i,ii) Equivalent circuit used to simulate the EIS data of coated steel. h) Tafel plots recorded in a 3.5 wt% NaCl solution for bare steel, pure epoxy‐coated steel, and 7 wt% NiAl‐LDH/G/epoxy‐coated steel. i) XRD patterns of bare steel, pure epoxy‐coated steel, and 7 wt% NiAl‐LDH/G/epoxy‐coated steel immersed in a 3.5 wt% NaCl solution for 21 days.