Cubic, Er-O-Ti, Er-x polyhedra, Lanthanoid

• Er-Mn-O-Ti
• Er-O-Ti-Y-Yb
• Er-O-Sr-Ti
• Cu-Er-O-Ti
• thermal and thermodynamic properties
• electronic and electrical properties
• structural properties
• magnetic properties
• optical properties
• lanthanoid
• rare earth
• disordered
• chalcogen
• transitional