Chalcogen, Disordered, Charge

• Ba-Cu-O-Y
• Pb-Te
• O-Zn
• Cd-Hg-Te
• Pb-Se
• electronic and electrical properties
• valence or charge transfer
• charge carrier concentration
• chalcogen
• disordered
• transitional
• oxide
• conductor
• cubic
• tetragonal
• orthorhombic
• trigonal
• hexagonal