Electronic and electrical properties, Tetrahedron 4-vertex, Transitional

• Ba-Cu-O-Y
• Ca-La-Mn-O
• Fe-O
• Cd-Te
• O-Zn
• electrical conductivity
• effective mass
• electronic energy gap
• conductivity or resistivity
• values of electronic energy gap
• transitional
• chalcogen
• non-disordered
• disordered
• orthorhombic
• cubic
• monoclinic
• tetragonal
• trigonal