Er-Fe, Er-x polyhedra, Non-disordered

• B-Er-Fe
• Er-Fe-O
• C-Er-Fe
• Er-Fe-Ge
• magnetic properties
• magnetization
• thermal and thermodynamic properties
• structural properties
• magnetic transitions
• transitional
• non-disordered
• rare earth
• lanthanoid
• ferromagnetic
• tetragonal
• hexagonal
• orthorhombic
• cubic
• monoclinic