Ba-Cu-O-Y, Chalcogen, Conductor, Transitional

• Ba-Cu-Fe-O-Y
• Ba-Cu-O-Y-Zn
• Ba-Ca-Cu-O-Y
• Ba-Co-Cu-O-Y
• superconductivity
• electronic and electrical properties
• superconducting transition temperature
• thermal and thermodynamic properties
• magnetic properties
• rare earth
• conductor
• alkaline
• chalcogen
• transitional
• orthorhombic
• tetragonal
• cubic
• trigonal