Material:
name: Air
relative_permeability: 1.0
remanence: 0.0
mass_density: 1.225 kg / m^3 # https://macinstruments.com/blog/what-is-the-density-of-air-at-stp/
electrical_resistivity: .inf
intrinsic_coercivity: 0.0
heat_capacity: 1.006 J / kg / K # https://www.engineeringtoolbox.com/air-specific-heat-capacity-d_705.html
thermal_conductivity: 25.72e-3 W / m / K # https://www.engineeringtoolbox.com/air-properties-viscosity-conductivity-heat-capacity-d_1509.html