rho 2700[kg/m^3] "Electrode density" cap 2000[Ah/kg] "Electrode gravimetric capacity" E_zero_steel -0.6[V] "Zero current potential, steel" Eeq_anodes -1.05[V] "Equilibrium voltage, anodes" i0_anodes 1[A/m^2] "Exchange current density, anodes" h_interface 1e-2[m] "Level set interface thickness" E_lim_O2 -0.8[V] "Onset potential for limiting oxygen reduction current density" i_lim_O2 -0.1[A/m^2] "Oxygen reduction limiting current density" T 15[degC] "Sea water temperature"