Bi-Ca-Cu-O-Pb-Sr, O-x polyhedra, Orthorhombic, Values of superconducting transition temperature

• Bi-Ca-Cu-O-Pb-Sr-Y
• Al-Bi-Ca-Cu-O-Pb-Sr-Y
• Bi-Ca-Cu-F-O-Pb-Sr
• Bi-Ca-Cu-O-Pb-Sn-Sr
• disordered
• conductor
• chalcogen
• alkaline
• oxide