(Ba0.5Sr0.5)2Cu[CO3]O2.2 tP44 127

• Ba-C-Cu-O-Sr
• C-Cu-O-Sr
• electronic and electrical properties
• valence or charge transfer
• conductivity or resistivity
• magnetic susceptibility
• magnetic properties
• alkaline
• transitional
• chalcogen
• high-tc superconductor
• diamagnetic
• tetragonal