k 10[S/m] "Electrical conductivity in porous electrode" sigmal 5[S/m] "Electrolyte conductivity" T 353[K] "Temperature" Eeq 1[V] "Equilibrium potential" i0 1[A/m^2] "Exchange current density" alphaa 3.5 "Anodic transfer coefficient" Cdl 0.5[F/m^2] "Electrical double layer capacitance" iavg -0.1[A/cm^2] "Applied average electrode current density" delta_iavg 5[mA/cm^2] "Perturbation amplitude" L 100[um] "Width of electrolyte and porous electrode domains"