Chalcogen, Rare earth, Er-Mn-O

• Er-Fe-Mn-O
• Co-Er-Mn-O
• Er-Ho-Mn-O
• Ca-Er-Mn-O
• magnetic properties
• thermal and thermodynamic properties
• electronic and electrical properties
• structural properties
• magnetization
• transitional
• rare earth
• chalcogen
• lanthanoid
• oxide
• orthorhombic
• hexagonal
• cubic
• trigonal
• tetragonal