Chalcogen, Rare earth, Transitional, Jmreee

• Ba-Cu-O-Y
• Ba-Co-O-Tb
• La-O-Pb-Ti
• La-Mn-Ni-O
• Al-Nb-Nd-O-Sr
• structural properties
• permittivity (dielectric constant)
• electronic and electrical properties
• optical properties
• chalcogen
• rare earth
• transitional
• lanthanoid
• alkaline
• orthorhombic
• cubic
• tetragonal
• monoclinic
• trigonal