Electronic and electrical properties, Rare earth, Y-x polyhedra

• Ba-Cu-O-Y
• O-Y-Zr
• Mn-O-Y
• Ca-Mn-O-Y
• Co-Y
• conductivity or resistivity
• electrical conductivity
• effective mass
• electrical resistivity
• electronic energy gap
• rare earth
• transitional
• disordered
• chalcogen
• non-disordered
• orthorhombic
• cubic
• tetragonal
• hexagonal
• monoclinic