Disordered, Transitional, Electrical resistance - temperature diagram

• Ba-Cu-O-Y
• Cu-La-O-Sr
• Bi-Ca-Cu-O-Pb-Sr
• La-Mn-O-Sr
• Ba-Ca-Cu-O-Tl
• disordered
• transitional
• chalcogen
• oxide
• alkaline
• orthorhombic
• tetragonal
• cubic
• trigonal
• hexagonal