Alkaline, Chalcogen, Electrical resistivity, Khan

• Ba-Ca-Cu-O-Tl
• La-Mn-O-Sr-Zn
• Co-Fe-O-Sr
• Bi-Ca-Cu-O-Pb-Sr
• Ba-Ca-Cu-Mn-O-Tl
• alkaline
• transitional
• chalcogen
• oxide
• conductor
• orthorhombic
• tetragonal
• hexagonal
• trigonal
• cubic