Ca-Cu, Conductor, Critical current density

• Bi-Ca-Cu-O-Pb-Sr
• Bi-Ca-Cu-O-Sr
• Ba-Ca-Cu-O-Tl
• Ba-Ca-Cu-O-Y
• Ba-Bi-Ca-Cu-O-Pb-Sr-Tl
• values of critical current density
• conductor
• transitional
• chalcogen
• alkaline
• high-tc superconductor
• orthorhombic
• tetragonal
• monoclinic