Er-Fe, Er-x polyhedra, Lanthanoid, Metal

• B-Er-Fe
• B-Er-Fe-Mn
• Er-Fe-N
• Er-Fe-Si
• magnetic properties
• magnetization
• structural properties
• magnetic transitions
• thermal and thermodynamic properties
• transitional
• rare earth
• metal
• lanthanoid
• ferromagnetic
• tetragonal
• hexagonal
• cubic
• orthorhombic
• trigonal