Chalcogen, Lanthanoid, Rare earth, Mletdj

• Ho-Mg-Nb-O-Pb-Ti
• Bi-Fe-La-O
• Bi-Fe-La-Mn-O
• Fe-La-O
• Al-Fe-La-O
• structural properties
• magnetic properties
• electronic and electrical properties
• permittivity (dielectric constant)
• magnetization
• lanthanoid
• rare earth
• chalcogen
• transitional
• oxide
• orthorhombic
• cubic
• trigonal
• tetragonal
• monoclinic