alpha 30[F*m^3/mol^2] "Pore charge to surface capacitance ratio"
C_ref 150[MF/m^3] "Volumetric capacitance"
eps_s 0.4 "Electrode porosity"
epsl_micro 0.3 "Volume fraction of micropores"
kappa_s 1e-11[m^2] "Electrode permeability"