Ba-Cu-O-Y, Cell and atoms, Transitional, Enthalpy or energy

• Ba-Cu-La-O-Y
• Ba-Ca-Cu-O-Y
• Ba-Co-Cu-O-Y
• Ba-Ca-Cu-O-Pb-Sr-Y
• enthalpy of formation
• rare earth
• alkaline
• chalcogen
• transitional
• orthorhombic
• tetragonal
• cubic
• monoclinic
• trigonal