Electronic and electrical properties, Square pyramid 5-vertex

• Ba-Cu-O-Y
• Cu-La-O-Sr
• Cu-La-O
• Ba-Ca-Cu-O-Tl
• Ce-Cu-Si
• conductivity or resistivity
• electrical conductivity
• effective mass
• electronic energy gap
• values of electronic energy gap
• transitional
• non-disordered
• chalcogen
• disordered
• rare earth
• orthorhombic
• tetragonal
• monoclinic
• cubic
• triclinic