Sr2(Ca0.25Y0.75)Cu3Pb2O8 tP22 123

• Ca-Cu-O-Pb-Sr-Y
• Ca-Cu-Nd-O-Pb-Sr
• Ca-Cu-Ho-O-Pb-Sr
• Ca-Cu-Gd-O-Pb-Sr
• Ca-Cu-O-Pb-Sm-Sr
• superconductivity
• superconducting transition temperature
• values of superconducting transition temperature
• structural properties
• electronic and electrical properties
• rare earth
• alkaline
• chalcogen
• high-tc superconductor
• transitional
• tetragonal