Ba-Cu-O-Y, Conductor, Metal, Rare earth, Transitional

• Ba-Cu-Fe-O-Y
• Ba-Cu-O-Pr-Y
• Ba-Cu-O-Y-Zn
• Ba-Ca-Cu-O-Y
• superconductivity
• superconducting transition temperature
• values of superconducting transition temperature
• thermal and thermodynamic properties
• electronic and electrical properties
• metal
• chalcogen
• alkaline
• conductor
• rare earth
• orthorhombic
• tetragonal
• trigonal
• monoclinic