Fig. 2: Electrochemical measurements of the CoCrFeNiN0.07 HEAs.

a Potentiodynamic polarization curves, b Nyquist plots, c Bode plots, and d the equivalent circuit of the SLM, HIP, and CR HEAs at room temperature (RT) in 0.5 M H2SO4 solution.
a Potentiodynamic polarization curves, b Nyquist plots, c Bode plots, and d the equivalent circuit of the SLM, HIP, and CR HEAs at room temperature (RT) in 0.5 M H2SO4 solution.