Ba2Cu3YO6 tP12 123, Chalcogen

• Ba-Cu-O-Y
• Ba-Ca-Cu-Eu-O
• Ba-Ca-Co-Cu-O-Sr-Y
• Ba-Cu-O-Sm-Sr
• Ba-Cu-Lu-O
• electronic and electrical properties
• thermal and thermodynamic properties
• magnetic properties
• optical properties
• reflectivity
• alkaline
• high-tc superconductor
• rare earth
• chalcogen
• transitional
• tetragonal