Ba-Cu-Er-O, Ba2Cu3YO7 oP13 47, Chalcogen

• Ba-Co-Cu-Er-O
• Ba-Cu-Er-O-Pr
• Ba-Cu-Er-Fe-O
• Ba-Cu-Er-O-Sr
• superconductivity
• magnetic properties
• superconducting transition temperature
• electronic and electrical properties
• values of superconducting transition temperature
• alkaline
• high-tc superconductor
• chalcogen
• conductor
• lanthanoid
• orthorhombic