Ba2Ca4Cu5HgO12.5 tP25 123

• Ba-Ca-Cu-Hg-O
• Ag-Ba-Ca-Cu-O
• B-Ca-Cu-O-Sr
• magnetic properties
• magnetic susceptibility
• structural properties
• values of superconducting transition temperature
• superconductivity
• cuprate
• quinary
• chalcogen
• high-tc superconductor
• alkaline
• tetragonal