Chalcogen, Rare earth, Mrbuac

• Fe-La-O
• Cr-La-O
• Ba-Cu-O-Y
• Ca-La-Mn-O
• La-Mn-O-Sr
• structural properties
• electronic and electrical properties
• magnetic properties
• optical properties
• luminescence
• chalcogen
• rare earth
• lanthanoid
• transitional
• oxide
• orthorhombic
• cubic
• tetragonal
• monoclinic
• trigonal