Chalcogen, Conductor, Metal, Residual resistivity

• Ca-La-Mn-O
• Ba-Cu-O-Y
• La-Mn-O-Sr
• Bi-Ca-Cu-O-Sr
• Ba-La-Mn-O
• conductor
• metal
• chalcogen
• transitional
• oxide
• orthorhombic
• tetragonal
• cubic
• trigonal
• hexagonal