{{ /permeabilities_-_magnetica.png?500 }} [[/Magnetic permeability]] (not to scale): $B$ - [[/flux density]], $H$ - [[/magnetic field strength]], $μ_f$ - permeability of [[/ferromagnet|ferromagnets]] (and [[/ferrimagnet|ferrimagnets]]), $μ_p$ - permeability of [[/paramagnet|paramagnets]], $μ_0$ - [[/permeability of free space]] (4 × π × 10-7 H/m), $μ_d$ - permeability of [[/diamagnet|diamagnets]] permeabilities_-_magnetica.png {{page>insert/file-sz-cc}} {{tag> Magnetic_permeability Ferromagnets Paramagnets Diamagnets Superconductors Files}}