Chalcogen, Oxide, Rare earth, Dielectric loss tangent

• La-O-Pb-Ti-Zr
• Bi-Fe-La-O
• Bi-La-O-Ti
• Fe-O-Y
• La-O-Pb-Ti
• chalcogen
• rare earth
• oxide
• transitional
• lanthanoid
• cubic
• orthorhombic
• tetragonal
• trigonal
• monoclinic