Ba-Cu-La-O, Chalcogen, Ruddlesden-popper

• Ba-Ca-Cu-La-O-Sr
• Ba-Ca-Cu-La-O
• Ba-Cu-F-La-O
• superconductivity
• thermal and thermodynamic properties
• electronic and electrical properties
• structural properties
• superconducting transition temperature
• cuprate
• disordered
• chalcogen
• alkaline
• high-tc superconductor
• tetragonal
• orthorhombic