Ba-Cu-Fe-O-Y, Conductor, Transitional, Orthorhombic

• Ba-Ca-Cu-Fe-O-Y
• Ba-Cu-Fe-O-Sr-Y
• Ba-Cu-Fe-O-Pr-Y
• Ba-Cu-Fe-O-Y-Zn
• superconductivity
• superconducting transition temperature
• magnetic properties
• values of superconducting transition temperature
• thermal and thermodynamic properties
• conductor
• high-tc superconductor
• alkaline
• chalcogen
• oxide