Chalcogen, Rare earth, Cu-Tm, Structural properties

• Ba-Cu-O-Tm
• Ba-Cu-Er-O
• Ba-Cu-Dy-O
• Ba-Ce-Cu-O
• Ba-Cu-Eu-O
• chalcogen
• rare earth
• transitional
• lanthanoid
• alkaline
• orthorhombic
• tetragonal
• trigonal
• cubic
• monoclinic