Er-x polyhedra, Ferromagnetic, Magnetization, Tetragonal

• B-Er-Fe
• B-Er-Fe-Mn
• Er-Fe-Ti
• Er-Fe-Mo
• C-Er-Fe
• magnetic moment
• saturation magnetic moment
• values of magnetization
• saturation magnetization
• rare earth
• ferromagnetic
• lanthanoid
• transitional
• metal