Conductor, Metal, Karpinski, Orthorhombic

• Ba-Cu-O-Y
• Ba-Ca-Cu-O-Y
• As-Eu-Fe
• Fe-Se
• As-Co-Eu-Fe
• superconductivity
• magnetic properties
• superconducting transition temperature
• structural properties
• values of superconducting transition temperature
• conductor
• transitional
• metal
• rare earth
• diamagnetic