Ba-Cu-La-O, K2NiF4 tI14 139

• Ba-Ca-Cu-La-O-Sr
• Ba-Ca-Cu-La-O
• Ba-Cu-La-O-S
• Ba-Cu-Fe-La-O
• superconductivity
• electronic and electrical properties
• superconducting transition temperature
• structural properties
• values of superconducting transition temperature
• lanthanoid
• high-tc superconductor
• alkaline
• chalcogen
• rare earth
• tetragonal
• orthorhombic