Ca0.5Co0.5Cu2.5O8Pb2Sr2Y0.5

• Ca-Co-Cu-O-Pb-Sr-Y
• Curie-Weiss paramagnetism
• paramagnetic moment
• magnetic properties
• superconductivity
• superconducting transition temperature
• rare earth
• conductor
• chalcogen
• high-tc superconductor
• alkaline
• orthorhombic