i0 1e-3[A/m^2] Exchange current density S 1e9[1/m] Specific area T 353[K] Temperature sigma_s 1e3[S/m] Effective conductivity, solid phase e_por 0.4 Porosity c_o2_ref 3.6641[mol/m^3] Oxygen reference concentration p_atm 1[atm] Ambient pressure perm 1e-13[m^2] Permeability mu 3e-5[Pa*s] Viscosity k_d 3.16e-8[Pa*m^2/s] Empirical MS diffusivity expression prefactor v_o2 16.6e-6 Diffusion volume, O2 (Fuller, Schettler, Giddings relation) v_h2o 12.7e-6 Diffusion volume, H2O (Fuller, Schettler, Giddings relation) v_n2 17.9e-6 Diffusion volume, N2 (Fuller, Schettler, Giddings relation) M_o2 32[g/mol] Molar mass, O2 M_n2 28[g/mol] Molar mass, N2 M_h2o 18[g/mol] Molar mass, H2O w_o2_ref 0.1446 Inlet mass fraction, O2 w_h2o_ref 0.3793 Inlet mass fraction, H2O E_pol -0.19[V] Cathode Polarization