Chalcogen, Electronic and electrical properties, Tetragonal

• Ba-O-Ti
• Cu-La-O-Sr
• Cu-La-O
• Ce-Cu-Nd-O
• O-Ti
• electrical conductivity
• effective mass
• electronic energy gap
• conductivity or resistivity
• permittivity (dielectric constant)
• chalcogen
• transitional
• oxide
• disordered
• alkaline