alpha 1.449621256 "Parameter for resistivity model" Jc 1.7e7[A/m^2] "Critical current density" I0 1e6[A] "Applied current" rho_air 1e2[ohm*m] "Resistivity of air" tau 0.02[s] "Time constant for applied current" Tc 92[K] "Critical temperature" dT 4[K] "Parameter for resistivity model" dJ Jc/1e4 "Parameter for resistivity model" E0 0.0836168[V/m] "Parameter for resistivity model"