Chalcogen, Lanthanoid, Oxide, Rare earth, Keller

• Eu-O-Ti
• Ba-Cu-La-O
• Cu-Ir-La-O
• As-F-Fe-O-Sm
• Bi-F-La-O-Se
• structural properties
• magnetic properties
• magnetization
• magnetic transitions
• phase transitions
• rare earth
• chalcogen
• lanthanoid
• oxide
• transitional
• tetragonal
• orthorhombic
• cubic
• monoclinic
• trigonal