Chalcogen, Rare earth, Transitional, Jmsld5

• Ba-Cu-O-Y
• Gd-Li-O-Pb-W
• Al-Fe-La-O
• Ba-Cu-O-Sr-Y
• Ba-Cu-Eu-O-Y
• structural properties
• superconductivity
• phase transitions
• phase diagram
• rare earth
• chalcogen
• transitional
• lanthanoid
• alkaline
• orthorhombic
• cubic
• trigonal
• tetragonal
• monoclinic