Cu-Ge-O, Electronic and electrical properties, Transitional

• Cu-Fe-Ge-O
• Ba-Cu-Ge-O-Si
• Ca-Cu-Ge-O
• Ba-Cu-Ge-O
• electrical conductivity
• effective mass
• electronic energy gap
• values of electronic energy gap
• permittivity (dielectric constant)
• metalloid
• transitional
• chalcogen
• oxide
• orthorhombic
• monoclinic
• triclinic
• tetragonal
• cubic