Chalcogen, Oxide, Values of optical conductivity

• Ba-Cu-O-Y
• Na-O-V
• Cu-La-O-Sr
• La-O-Ti
• Ba-Cu-La-O-Sr
• chalcogen
• oxide
• transitional
• disordered
• antiferromagnetic
• orthorhombic
• tetragonal
• cubic
• monoclinic
• hexagonal