64, Ba-Cu-La-O, Chalcogen

• Ba-Cu-La-O-Sr
• Ba-Cu-F-La-O
• Ba-Ca-Cu-La-O-Sr
• Ba-Ca-Cu-La-Nd-O
• electronic and electrical properties
• thermal and thermodynamic properties
• conductivity or resistivity
• phase transitions
• structural transitions
• lanthanoid
• rare earth
• chalcogen
• alkaline
• transitional
• orthorhombic